diff --git a/packages/frontend/editor-ui/src/components/NodeSettings.vue b/packages/frontend/editor-ui/src/components/NodeSettings.vue
index 8be4ddda41..fbfa8b3c17 100644
--- a/packages/frontend/editor-ui/src/components/NodeSettings.vue
+++ b/packages/frontend/editor-ui/src/components/NodeSettings.vue
@@ -31,6 +31,7 @@ import NodeSettingsHeader from '@/components/NodeSettingsHeader.vue';
 import get from 'lodash/get';
 
 import NodeExecuteButton from './NodeExecuteButton.vue';
+import { nameIsParameter } from '@/utils/nodeSettingsUtils';
 import { isCommunityPackageName } from '@/utils/nodeTypesUtils';
 import { useWorkflowsStore } from '@/stores/workflows.store';
 import { useNDVStore } from '@/stores/ndv.store';
@@ -369,7 +370,7 @@ const valueChanged = (parameterData: IUpdateInformation) => {
 			nodeHelpers.updateNodeParameterIssuesByName(_node.name);
 			nodeHelpers.updateNodeCredentialIssuesByName(_node.name);
 		}
-	} else if (nodeSettingsParameters.nameIsParameter(parameterData)) {
+	} else if (nameIsParameter(parameterData)) {
 		// A node parameter changed
 		nodeSettingsParameters.updateNodeParameter(parameterData, newValue, _node, isToolNode.value);
 	} else {
diff --git a/packages/frontend/editor-ui/src/components/ParameterInput.vue b/packages/frontend/editor-ui/src/components/ParameterInput.vue
index 6aa38973fd..013259e8ff 100644
--- a/packages/frontend/editor-ui/src/components/ParameterInput.vue
+++ b/packages/frontend/editor-ui/src/components/ParameterInput.vue
@@ -18,7 +18,6 @@ import type {
 	INodeParameterResourceLocator,
 	INodeParameters,
 	INodeProperties,
-	INodePropertyCollection,
 	INodePropertyOptions,
 	IParameterLabel,
 	NodeParameterValueType,
@@ -37,6 +36,13 @@ import ResourceLocator from '@/components/ResourceLocator/ResourceLocator.vue';
 import SqlEditor from '@/components/SqlEditor/SqlEditor.vue';
 import TextEdit from '@/components/TextEdit.vue';
 
+import {
+	formatAsExpression,
+	getParameterTypeOption,
+	isResourceLocatorParameterType,
+	isValidParameterOption,
+	parseFromExpression,
+} from '@/utils/nodeSettingsUtils';
 import { hasExpressionMapping, isValueExpression } from '@/utils/nodeTypesUtils';
 
 import {
@@ -54,23 +60,23 @@ import { useI18n } from '@n8n/i18n';
 import { useNodeHelpers } from '@/composables/useNodeHelpers';
 import { useTelemetry } from '@/composables/useTelemetry';
 import { useWorkflowHelpers } from '@/composables/useWorkflowHelpers';
+import { useNodeSettingsParameters } from '@/composables/useNodeSettingsParameters';
 import { htmlEditorEventBus } from '@/event-bus';
 import { useCredentialsStore } from '@/stores/credentials.store';
 import { useNDVStore } from '@/stores/ndv.store';
 import { useNodeTypesStore } from '@/stores/nodeTypes.store';
 import { useSettingsStore } from '@/stores/settings.store';
 import { useWorkflowsStore } from '@/stores/workflows.store';
-import { isCredentialOnlyNodeType } from '@/utils/credentialOnlyNodes';
+import { useUIStore } from '@/stores/ui.store';
 import { N8nIcon, N8nInput, N8nInputNumber, N8nOption, N8nSelect } from '@n8n/design-system';
 import type { EventBus } from '@n8n/utils/event-bus';
 import { createEventBus } from '@n8n/utils/event-bus';
 import { useElementSize } from '@vueuse/core';
 import { captureMessage } from '@sentry/vue';
+import { isCredentialOnlyNodeType } from '@/utils/credentialOnlyNodes';
+import { hasFocusOnInput, isBlurrableEl, isFocusableEl, isSelectableEl } from '@/utils/typesUtils';
 import { completeExpressionSyntax, shouldConvertToExpression } from '@/utils/expressions';
-import { isPresent } from '@/utils/typesUtils';
 import CssEditor from './CssEditor/CssEditor.vue';
-import { useUIStore } from '@/stores/ui.store';
-import { useFocusPanelStore } from '@/stores/focusPanel.store';
 
 type Picker = { $emit: (arg0: string, arg1: Date) => void };
 
@@ -125,6 +131,7 @@ const i18n = useI18n();
 const nodeHelpers = useNodeHelpers();
 const { debounce } = useDebounce();
 const workflowHelpers = useWorkflowHelpers();
+const nodeSettingsParameters = useNodeSettingsParameters();
 const telemetry = useTelemetry();
 
 const credentialsStore = useCredentialsStore();
@@ -133,7 +140,6 @@ const workflowsStore = useWorkflowsStore();
 const settingsStore = useSettingsStore();
 const nodeTypesStore = useNodeTypesStore();
 const uiStore = useUIStore();
-const focusPanelStore = useFocusPanelStore();
 
 // ESLint: false positive
 // eslint-disable-next-line @typescript-eslint/no-redundant-type-constituents
@@ -181,6 +187,77 @@ const dateTimePickerOptions = ref({
 });
 const isFocused = ref(false);
 
+const node = computed(() => ndvStore.activeNode ?? undefined);
+const nodeType = computed(
+	() => node.value && nodeTypesStore.getNodeType(node.value.type, node.value.typeVersion),
+);
+
+const shortPath = computed<string>(() => {
+	const short = props.path.split('.');
+	short.shift();
+	return short.join('.');
+});
+
+function getTypeOption<T>(optionName: string): T {
+	return getParameterTypeOption<T>(props.parameter, optionName);
+}
+
+const isModelValueExpression = computed(() => isValueExpression(props.parameter, props.modelValue));
+
+const isResourceLocatorParameter = computed<boolean>(() => {
+	return isResourceLocatorParameterType(props.parameter.type);
+});
+
+const isSecretParameter = computed<boolean>(() => {
+	return getTypeOption('password') === true;
+});
+
+const hasRemoteMethod = computed<boolean>(() => {
+	return !!getTypeOption('loadOptionsMethod') || !!getTypeOption('loadOptions');
+});
+
+const parameterOptions = computed(() => {
+	const options = hasRemoteMethod.value ? remoteParameterOptions.value : props.parameter.options;
+	const safeOptions = (options ?? []).filter(isValidParameterOption);
+
+	return safeOptions;
+});
+
+const modelValueString = computed<string>(() => {
+	return props.modelValue as string;
+});
+
+const modelValueResourceLocator = computed<INodeParameterResourceLocator>(() => {
+	return props.modelValue as INodeParameterResourceLocator;
+});
+
+const modelValueExpressionEdit = computed<string>(() => {
+	return isResourceLocatorParameter.value && typeof props.modelValue !== 'string'
+		? props.modelValue
+			? ((props.modelValue as INodeParameterResourceLocator).value as string)
+			: ''
+		: (props.modelValue as string);
+});
+
+const editorRows = computed(() => getTypeOption<number>('rows'));
+
+const editorType = computed<EditorType | 'json' | 'code' | 'cssEditor'>(() => {
+	return getTypeOption<EditorType>('editor');
+});
+const editorIsReadOnly = computed<boolean>(() => {
+	return getTypeOption<boolean>('editorIsReadOnly') ?? false;
+});
+
+const editorLanguage = computed<CodeNodeEditorLanguage>(() => {
+	if (editorType.value === 'json' || props.parameter.type === 'json')
+		return 'json' as CodeNodeEditorLanguage;
+	return getTypeOption<CodeNodeEditorLanguage>('editorLanguage') ?? 'javaScript';
+});
+
+const codeEditorMode = computed<CodeExecutionMode>(() => {
+	return node.value?.parameters.mode as CodeExecutionMode;
+});
+
 const displayValue = computed(() => {
 	if (remoteParameterOptionsLoadingIssues.value) {
 		if (!nodeType.value || nodeType.value?.codex?.categories?.includes(CORE_NODES_CATEGORY)) {
@@ -234,7 +311,7 @@ const displayValue = computed(() => {
 	if (
 		Array.isArray(returnValue) &&
 		props.parameter.type === 'color' &&
-		getArgument('showAlpha') === true &&
+		getTypeOption('showAlpha') === true &&
 		(returnValue as unknown as string).charAt(0) === '#'
 	) {
 		// Convert the value to rgba that el-color-picker can display it correctly
@@ -273,10 +350,8 @@ const expressionDisplayValue = computed(() => {
 	return `${displayValue.value ?? ''}`;
 });
 
-const isModelValueExpression = computed(() => isValueExpression(props.parameter, props.modelValue));
-
 const dependentParametersValues = computed<string | null>(() => {
-	const loadOptionsDependsOn = getArgument<string[] | undefined>('loadOptionsDependsOn');
+	const loadOptionsDependsOn = getTypeOption<string[] | undefined>('loadOptionsDependsOn');
 
 	if (loadOptionsDependsOn === undefined) {
 		return null;
@@ -293,32 +368,13 @@ const dependentParametersValues = computed<string | null>(() => {
 		}
 
 		return returnValues.join('|');
-	} catch (error) {
+	} catch {
 		return null;
 	}
 });
 
-const node = computed(() => ndvStore.activeNode ?? undefined);
-const nodeType = computed(
-	() => node.value && nodeTypesStore.getNodeType(node.value.type, node.value.typeVersion),
-);
-
-const displayTitle = computed<string>(() => {
-	const interpolation = { interpolate: { shortPath: shortPath.value } };
-
-	if (getIssues.value.length && isModelValueExpression.value) {
-		return i18n.baseText('parameterInput.parameterHasIssuesAndExpression', interpolation);
-	} else if (getIssues.value.length && !isModelValueExpression.value) {
-		return i18n.baseText('parameterInput.parameterHasIssues', interpolation);
-	} else if (!getIssues.value.length && isModelValueExpression.value) {
-		return i18n.baseText('parameterInput.parameterHasExpression', interpolation);
-	}
-
-	return i18n.baseText('parameterInput.parameter', interpolation);
-});
-
 const getStringInputType = computed(() => {
-	if (getArgument('password') === true) {
+	if (getTypeOption('password') === true) {
 		return 'password';
 	}
 
@@ -370,7 +426,7 @@ const getIssues = computed<string[]>(() => {
 
 		let checkValues: string[] = [];
 
-		if (!skipCheck(displayValue.value)) {
+		if (!nodeSettingsParameters.shouldSkipParamValidation(displayValue.value)) {
 			if (Array.isArray(displayValue.value)) {
 				checkValues = checkValues.concat(displayValue.value);
 			} else {
@@ -380,9 +436,7 @@ const getIssues = computed<string[]>(() => {
 
 		for (const checkValue of checkValues) {
 			if (checkValue === null || !validOptions.includes(checkValue)) {
-				if (issues.parameters === undefined) {
-					issues.parameters = {};
-				}
+				issues.parameters = issues.parameters ?? {};
 
 				const issue = i18n.baseText('parameterInput.theValueIsNotSupported', {
 					interpolate: { checkValue },
@@ -392,9 +446,7 @@ const getIssues = computed<string[]>(() => {
 			}
 		}
 	} else if (remoteParameterOptionsLoadingIssues.value !== null && !isModelValueExpression.value) {
-		if (issues.parameters === undefined) {
-			issues.parameters = {};
-		}
+		issues.parameters = issues.parameters ?? {};
 		issues.parameters[props.parameter.name] = [
 			`There was a problem loading the parameter options from server: "${remoteParameterOptionsLoadingIssues.value}"`,
 		];
@@ -406,9 +458,7 @@ const getIssues = computed<string[]>(() => {
 			);
 
 			if (isSelectedArchived) {
-				if (issues.parameters === undefined) {
-					issues.parameters = {};
-				}
+				issues.parameters = issues.parameters ?? {};
 				const issue = i18n.baseText('parameterInput.selectedWorkflowIsArchived');
 				issues.parameters[props.parameter.name] = [issue];
 			}
@@ -422,6 +472,20 @@ const getIssues = computed<string[]>(() => {
 	return [];
 });
 
+const displayTitle = computed<string>(() => {
+	const interpolation = { interpolate: { shortPath: shortPath.value } };
+
+	if (getIssues.value.length && isModelValueExpression.value) {
+		return i18n.baseText('parameterInput.parameterHasIssuesAndExpression', interpolation);
+	} else if (getIssues.value.length && !isModelValueExpression.value) {
+		return i18n.baseText('parameterInput.parameterHasIssues', interpolation);
+	} else if (!getIssues.value.length && isModelValueExpression.value) {
+		return i18n.baseText('parameterInput.parameterHasExpression', interpolation);
+	}
+
+	return i18n.baseText('parameterInput.parameter', interpolation);
+});
+
 const displayIssues = computed(
 	() =>
 		props.parameter.type !== 'credentialsSelect' &&
@@ -429,26 +493,6 @@ const displayIssues = computed(
 		getIssues.value.length > 0,
 );
 
-const editorType = computed<EditorType | 'json' | 'code' | 'cssEditor'>(() => {
-	return getArgument<EditorType>('editor');
-});
-const editorIsReadOnly = computed<boolean>(() => {
-	return getArgument<boolean>('editorIsReadOnly') ?? false;
-});
-
-const editorLanguage = computed<CodeNodeEditorLanguage>(() => {
-	if (editorType.value === 'json' || props.parameter.type === 'json')
-		return 'json' as CodeNodeEditorLanguage;
-	return getArgument<CodeNodeEditorLanguage>('editorLanguage') ?? 'javaScript';
-});
-
-const parameterOptions = computed(() => {
-	const options = hasRemoteMethod.value ? remoteParameterOptions.value : props.parameter.options;
-	const safeOptions = (options ?? []).filter(isValidParameterOption);
-
-	return safeOptions;
-});
-
 const isSwitch = computed(
 	() => props.parameter.type === 'boolean' && !isModelValueExpression.value,
 );
@@ -500,28 +544,10 @@ const parameterInputWrapperStyle = computed(() => {
 	return styles;
 });
 
-const hasRemoteMethod = computed<boolean>(() => {
-	return !!getArgument('loadOptionsMethod') || !!getArgument('loadOptions');
-});
-
-const shortPath = computed<string>(() => {
-	const short = props.path.split('.');
-	short.shift();
-	return short.join('.');
-});
-
 const parameterId = computed(() => {
 	return `${node.value?.id ?? crypto.randomUUID()}${props.path}`;
 });
 
-const isResourceLocatorParameter = computed<boolean>(() => {
-	return props.parameter.type === 'resourceLocator' || props.parameter.type === 'workflowSelector';
-});
-
-const isSecretParameter = computed<boolean>(() => {
-	return getArgument('password') === true;
-});
-
 const remoteParameterOptionsKeys = computed<string[]>(() => {
 	return (remoteParameterOptions.value || []).map((o) => o.name);
 });
@@ -530,28 +556,6 @@ const shouldRedactValue = computed<boolean>(() => {
 	return getStringInputType.value === 'password' || props.isForCredential;
 });
 
-const modelValueString = computed<string>(() => {
-	return props.modelValue as string;
-});
-
-const modelValueResourceLocator = computed<INodeParameterResourceLocator>(() => {
-	return props.modelValue as INodeParameterResourceLocator;
-});
-
-const modelValueExpressionEdit = computed<string>(() => {
-	return isResourceLocatorParameter.value && typeof props.modelValue !== 'string'
-		? props.modelValue
-			? ((props.modelValue as INodeParameterResourceLocator).value as string)
-			: ''
-		: (props.modelValue as string);
-});
-
-const editorRows = computed(() => getArgument<number>('rows'));
-
-const codeEditorMode = computed<CodeExecutionMode>(() => {
-	return node.value?.parameters.mode as CodeExecutionMode;
-});
-
 const isCodeNode = computed(
 	() => !!node.value && NODES_USING_CODE_NODE_EDITOR.includes(node.value.type),
 );
@@ -564,7 +568,7 @@ const isInputTypeNumber = computed(() => props.parameter.type === 'number');
 const isInputDataEmpty = computed(() => ndvStore.isInputPanelEmpty);
 const isDropDisabled = computed(
 	() =>
-		props.parameter.noDataExpression ||
+		props.parameter.noDataExpression === true ||
 		props.isReadOnly ||
 		isResourceLocatorParameter.value ||
 		isModelValueExpression.value,
@@ -581,18 +585,7 @@ const showDragnDropTip = computed(
 		!props.isForCredential,
 );
 
-const shouldCaptureForPosthog = computed(() => {
-	if (node.value?.type) {
-		return [AI_TRANSFORM_NODE_TYPE].includes(node.value?.type);
-	}
-	return false;
-});
-
-function isValidParameterOption(
-	option: INodePropertyOptions | INodeProperties | INodePropertyCollection,
-): option is INodePropertyOptions {
-	return 'value' in option && isPresent(option.value) && isPresent(option.name);
-}
+const shouldCaptureForPosthog = computed(() => node.value?.type === AI_TRANSFORM_NODE_TYPE);
 
 function isRemoteParameterOption(option: INodePropertyOptions) {
 	return remoteParameterOptionsKeys.value.includes(option.name);
@@ -612,13 +605,6 @@ function credentialSelected(updateInformation: INodeUpdatePropertiesInformation)
 	void externalHooks.run('nodeSettings.credentialSelected', { updateInformation });
 }
 
-/**
- * Check whether a param value must be skipped when collecting node param issues for validation.
- */
-function skipCheck(value: string | number | boolean | null) {
-	return typeof value === 'string' && value.includes(CUSTOM_API_CALL_KEY);
-}
-
 function getPlaceholder(): string {
 	return props.isForCredential
 		? i18n.credText(uiStore.activeCredentialType).placeholder(props.parameter)
@@ -662,8 +648,8 @@ async function loadRemoteParameterOptions() {
 			props.parameter,
 			currentNodeParameters,
 		) as INodeParameters;
-		const loadOptionsMethod = getArgument<string | undefined>('loadOptionsMethod');
-		const loadOptions = getArgument<ILoadOptions | undefined>('loadOptions');
+		const loadOptionsMethod = getTypeOption<string | undefined>('loadOptionsMethod');
+		const loadOptions = getTypeOption<ILoadOptions | undefined>('loadOptions');
 
 		const options = await nodeTypesStore.getNodeParameterOptions({
 			nodeTypeAndVersion: {
@@ -678,8 +664,12 @@ async function loadRemoteParameterOptions() {
 		});
 
 		remoteParameterOptions.value = remoteParameterOptions.value.concat(options);
-	} catch (error) {
-		remoteParameterOptionsLoadingIssues.value = error.message;
+	} catch (error: unknown) {
+		if (error instanceof Error) {
+			remoteParameterOptionsLoadingIssues.value = error.message;
+		} else {
+			remoteParameterOptionsLoadingIssues.value = String(error);
+		}
 	}
 
 	remoteParameterOptionsLoading.value = false;
@@ -717,12 +707,14 @@ function trackExpressionEditOpen() {
 	}
 }
 
-async function closeTextEditDialog() {
+function closeTextEditDialog() {
 	textEditDialogVisible.value = false;
 
 	editDialogClosing.value = true;
 	void nextTick().then(() => {
-		inputField.value?.blur?.();
+		if (isBlurrableEl(inputField.value)) {
+			inputField.value.blur();
+		}
 		editDialogClosing.value = false;
 	});
 }
@@ -739,10 +731,179 @@ function displayEditDialog() {
 	}
 }
 
-function getArgument<T = string | number | boolean | undefined>(argumentName: string): T {
-	return props.parameter.typeOptions?.[argumentName];
+function openExpressionEditorModal() {
+	if (!isModelValueExpression.value) return;
+
+	expressionEditDialogVisible.value = true;
+	trackExpressionEditOpen();
 }
 
+function selectInput() {
+	if (inputField.value) {
+		if (isSelectableEl(inputField.value)) {
+			inputField.value.select();
+		}
+	}
+}
+
+async function setFocus() {
+	if (['json'].includes(props.parameter.type) && getTypeOption('alwaysOpenEditWindow')) {
+		displayEditDialog();
+		return;
+	}
+
+	if (node.value) {
+		// When an event like mouse-click removes the active node while
+		// editing is active it does not know where to save the value to.
+		// For that reason do we save the node-name here. We could probably
+		// also just do that once on load but if Vue decides for some reason to
+		// reuse the input it could have the wrong value so lets set it everytime
+		// just to be sure
+		nodeName.value = node.value.name;
+	}
+
+	await nextTick();
+
+	if (inputField.value) {
+		if (hasFocusOnInput(inputField.value)) {
+			inputField.value.focusOnInput();
+		} else if (isFocusableEl(inputField.value)) {
+			inputField.value.focus();
+		}
+
+		isFocused.value = true;
+	}
+
+	emit('focus');
+}
+
+function rgbaToHex(value: string): string | null {
+	// Convert rgba to hex from: https://stackoverflow.com/questions/5623838/rgb-to-hex-and-hex-to-rgb
+	const valueMatch = value.match(/^rgba\((\d+),\s*(\d+),\s*(\d+),\s*(\d+(\.\d+)?)\)$/);
+	if (valueMatch === null) {
+		// TODO: Display something if value is not valid
+		return null;
+	}
+	const [r, g, b, a] = valueMatch.splice(1, 4).map((v) => Number(v));
+	return (
+		'#' +
+		((1 << 24) + (r << 16) + (g << 8) + b).toString(16).slice(1) +
+		((1 << 8) + Math.floor((1 - a) * 255)).toString(16).slice(1)
+	);
+}
+function onTextInputChange(value: string) {
+	const parameterData = {
+		node: node.value ? node.value.name : nodeName.value,
+		name: props.path,
+		value,
+	};
+
+	emit('textInput', parameterData);
+}
+
+function trackWorkflowInputModeEvent(value: string) {
+	const telemetryValuesMap: Record<string, string> = {
+		workflowInputs: 'fields',
+		jsonExample: 'json',
+		passthrough: 'all',
+	};
+	telemetry.track('User chose input data mode', {
+		option: telemetryValuesMap[value],
+		workflow_id: workflowsStore.workflowId,
+		node_id: node.value?.id,
+	});
+}
+
+function valueChanged(untypedValue: unknown) {
+	if (remoteParameterOptionsLoading.value) {
+		return;
+	}
+
+	const oldValue = get(node.value, props.path) as unknown;
+	if (oldValue !== undefined && oldValue === untypedValue) {
+		// Skip emit if value hasn't changed
+		return;
+	}
+
+	let value: NodeParameterValueType;
+
+	if (untypedValue instanceof Date) {
+		value = untypedValue.toISOString();
+	} else if (
+		typeof untypedValue === 'string' ||
+		typeof untypedValue === 'number' ||
+		typeof untypedValue === 'boolean' ||
+		untypedValue === null ||
+		Array.isArray(untypedValue)
+	) {
+		value = untypedValue;
+	} else if (typeof untypedValue === 'object' && untypedValue !== null && '__rl' in untypedValue) {
+		// likely INodeParameterResourceLocator
+		value = untypedValue as NodeParameterValueType;
+	} else {
+		// fallback
+		value = untypedValue as NodeParameterValueType;
+	}
+
+	const isSpecializedEditor = props.parameter.typeOptions?.editor !== undefined;
+
+	if (
+		!oldValue &&
+		oldValue !== undefined &&
+		shouldConvertToExpression(value, isSpecializedEditor)
+	) {
+		// if empty old value and updated value has an expression, add '=' prefix to switch to expression mode
+		value = '=' + value;
+	}
+
+	if (props.parameter.name === 'nodeCredentialType') {
+		activeCredentialType.value = value as string;
+	}
+
+	value = completeExpressionSyntax(value, isSpecializedEditor);
+
+	if (
+		props.parameter.type === 'color' &&
+		getTypeOption('showAlpha') === true &&
+		value !== null &&
+		value !== undefined &&
+		(value as string).toString().charAt(0) !== '#'
+	) {
+		const newValue = rgbaToHex(value as string);
+		if (newValue !== null) {
+			tempValue.value = newValue;
+			value = newValue;
+		}
+	}
+
+	const parameterData: IUpdateInformation = {
+		node: node.value ? node.value.name : nodeName.value,
+		name: props.path,
+		value,
+	};
+
+	emit('update', parameterData);
+
+	if (props.parameter.name === 'operation' || props.parameter.name === 'mode') {
+		telemetry.track('User set node operation or mode', {
+			workflow_id: workflowsStore.workflowId,
+			node_type: node.value?.type,
+			resource: node.value?.parameters.resource,
+			is_custom: value === CUSTOM_API_CALL_KEY,
+			push_ref: ndvStore.pushRef,
+			parameter: props.parameter.name,
+		});
+	}
+	// Track workflow input data mode change
+	const isWorkflowInputParameter =
+		props.parameter.name === 'inputSource' && props.parameter.default === 'workflowInputs';
+	if (isWorkflowInputParameter) {
+		trackWorkflowInputModeEvent(value as string);
+	}
+}
+
+const valueChangedDebounced = debounce(valueChanged, { debounceTime: 100 });
+
 function expressionUpdated(value: string) {
 	const val: NodeParameterValueType = isResourceLocatorParameter.value
 		? { __rl: true, value, mode: modelValueResourceLocator.value.mode }
@@ -750,13 +911,6 @@ function expressionUpdated(value: string) {
 	valueChanged(val);
 }
 
-function openExpressionEditorModal() {
-	if (!isModelValueExpression.value) return;
-
-	expressionEditDialogVisible.value = true;
-	trackExpressionEditOpen();
-}
-
 function onBlur() {
 	emit('blur');
 	isFocused.value = false;
@@ -800,236 +954,50 @@ function onResourceLocatorDrop(data: string) {
 	emit('drop', data);
 }
 
-function selectInput() {
-	const inputRef = inputField.value;
-	if (inputRef) {
-		if ('select' in inputRef) {
-			inputRef.select();
-		}
-	}
-}
-
-async function setFocus() {
-	if (['json'].includes(props.parameter.type) && getArgument('alwaysOpenEditWindow')) {
-		displayEditDialog();
-		return;
-	}
-
-	if (node.value) {
-		// When an event like mouse-click removes the active node while
-		// editing is active it does not know where to save the value to.
-		// For that reason do we save the node-name here. We could probably
-		// also just do that once on load but if Vue decides for some reason to
-		// reuse the input it could have the wrong value so lets set it everytime
-		// just to be sure
-		nodeName.value = node.value.name;
-	}
-
-	await nextTick();
-
-	const inputRef = inputField.value;
-	if (inputRef) {
-		if ('focusOnInput' in inputRef) {
-			inputRef.focusOnInput();
-		} else if (inputRef.focus) {
-			inputRef.focus();
-		}
-
-		isFocused.value = true;
-	}
-
-	emit('focus');
-}
-
-function rgbaToHex(value: string): string | null {
-	// Convert rgba to hex from: https://stackoverflow.com/questions/5623838/rgb-to-hex-and-hex-to-rgb
-	const valueMatch = value.match(/^rgba\((\d+),\s*(\d+),\s*(\d+),\s*(\d+(\.\d+)?)\)$/);
-	if (valueMatch === null) {
-		// TODO: Display something if value is not valid
-		return null;
-	}
-	const [r, g, b, a] = valueMatch.splice(1, 4).map((v) => Number(v));
-	return (
-		'#' +
-		((1 << 24) + (r << 16) + (g << 8) + b).toString(16).slice(1) +
-		((1 << 8) + Math.floor((1 - a) * 255)).toString(16).slice(1)
-	);
-}
-function onTextInputChange(value: string) {
-	const parameterData = {
-		node: node.value ? node.value.name : nodeName.value,
-		name: props.path,
-		value,
-	};
-
-	emit('textInput', parameterData);
-}
-
-const valueChangedDebounced = debounce(valueChanged, { debounceTime: 100 });
-
 function onUpdateTextInput(value: string) {
 	valueChanged(value);
 	onTextInputChange(value);
 }
 
-function valueChanged(value: NodeParameterValueType | {} | Date) {
-	if (remoteParameterOptionsLoading.value) {
-		return;
-	}
-
-	const oldValue = get(node.value, props.path);
-
-	if (oldValue !== undefined && oldValue === value) {
-		// Only update the value if it has changed
-		return;
-	}
-
-	const isSpecializedEditor = props.parameter.typeOptions?.editor !== undefined;
-
-	if (
-		!oldValue &&
-		oldValue !== undefined &&
-		shouldConvertToExpression(value, isSpecializedEditor)
-	) {
-		// if empty old value and updated value has an expression, add '=' prefix to switch to expression mode
-		value = '=' + value;
-	}
-
-	if (props.parameter.name === 'nodeCredentialType') {
-		activeCredentialType.value = value as string;
-	}
-
-	value = completeExpressionSyntax(value, isSpecializedEditor);
-
-	if (value instanceof Date) {
-		value = value.toISOString();
-	}
-
-	if (
-		props.parameter.type === 'color' &&
-		getArgument('showAlpha') === true &&
-		value !== null &&
-		value !== undefined &&
-		(value as string).toString().charAt(0) !== '#'
-	) {
-		const newValue = rgbaToHex(value as string);
-		if (newValue !== null) {
-			tempValue.value = newValue;
-			value = newValue;
-		}
-	}
-
-	const parameterData = {
-		node: node.value ? node.value.name : nodeName.value,
-		name: props.path,
-		value,
-	};
-
-	emit('update', parameterData);
-
-	if (props.parameter.name === 'operation' || props.parameter.name === 'mode') {
-		telemetry.track('User set node operation or mode', {
-			workflow_id: workflowsStore.workflowId,
-			node_type: node.value?.type,
-			resource: node.value?.parameters.resource,
-			is_custom: value === CUSTOM_API_CALL_KEY,
-			push_ref: ndvStore.pushRef,
-			parameter: props.parameter.name,
-		});
-	}
-	// Track workflow input data mode change
-	const isWorkflowInputParameter =
-		props.parameter.name === 'inputSource' && props.parameter.default === 'workflowInputs';
-	if (isWorkflowInputParameter) {
-		trackWorkflowInputModeEvent(value as string);
-	}
-}
-
-function trackWorkflowInputModeEvent(value: string) {
-	const telemetryValuesMap: Record<string, string> = {
-		workflowInputs: 'fields',
-		jsonExample: 'json',
-		passthrough: 'all',
-	};
-	telemetry.track('User chose input data mode', {
-		option: telemetryValuesMap[value],
-		workflow_id: workflowsStore.workflowId,
-		node_id: node.value?.id,
-	});
-}
-
 async function optionSelected(command: string) {
 	const prevValue = props.modelValue;
 
-	if (command === 'resetValue') {
-		valueChanged(props.parameter.default);
-	} else if (command === 'addExpression') {
-		if (isResourceLocatorParameter.value) {
-			if (isResourceLocatorValue(props.modelValue)) {
-				valueChanged({
-					__rl: true,
-					value: `=${props.modelValue.value}`,
-					mode: props.modelValue.mode,
-				});
-			} else {
-				valueChanged({ __rl: true, value: `=${props.modelValue}`, mode: '' });
+	switch (command) {
+		case 'resetValue':
+			return valueChanged(props.parameter.default);
+
+		case 'addExpression':
+			valueChanged(formatAsExpression(props.modelValue, props.parameter.type));
+			await setFocus();
+			break;
+
+		case 'removeExpression':
+			isFocused.value = false;
+			valueChanged(
+				parseFromExpression(
+					props.modelValue,
+					props.expressionEvaluated,
+					props.parameter.type,
+					props.parameter.default,
+					parameterOptions.value,
+				),
+			);
+			break;
+
+		case 'refreshOptions':
+			if (isResourceLocatorParameter.value) {
+				props.eventBus.emit('refreshList');
 			}
-		} else if (
-			props.parameter.type === 'number' &&
-			(!props.modelValue || props.modelValue === '[Object: null]')
-		) {
-			valueChanged('={{ 0 }}');
-		} else if (props.parameter.type === 'multiOptions') {
-			valueChanged(`={{ ${JSON.stringify(props.modelValue)} }}`);
-		} else if (
-			props.parameter.type === 'number' ||
-			props.parameter.type === 'boolean' ||
-			typeof props.modelValue !== 'string'
-		) {
-			valueChanged(`={{ ${props.modelValue} }}`);
-		} else {
-			valueChanged(`=${props.modelValue}`);
-		}
+			void loadRemoteParameterOptions();
+			return;
 
-		await setFocus();
-	} else if (command === 'removeExpression') {
-		let value = props.expressionEvaluated;
+		case 'formatHtml':
+			htmlEditorEventBus.emit('format-html');
+			return;
 
-		isFocused.value = false;
-
-		if (props.parameter.type === 'multiOptions' && typeof value === 'string') {
-			value = (value || '')
-				.split(',')
-				.filter((valueItem) =>
-					(parameterOptions.value ?? []).find((option) => option.value === valueItem),
-				);
-		}
-
-		if (isResourceLocatorParameter.value && isResourceLocatorValue(props.modelValue)) {
-			valueChanged({ __rl: true, value, mode: props.modelValue.mode });
-		} else {
-			let newValue: NodeParameterValueType | {} = typeof value !== 'undefined' ? value : null;
-
-			if (props.parameter.type === 'string') {
-				// Strip the '=' from the beginning
-				newValue = modelValueString.value
-					? modelValueString.value.toString().replace(/^=+/, '')
-					: null;
-			} else if (newValue === null) {
-				// Invalid expressions land here
-				if (['number', 'boolean'].includes(props.parameter.type)) {
-					newValue = props.parameter.default;
-				}
-			}
-			valueChanged(newValue);
-		}
-	} else if (command === 'refreshOptions') {
-		if (isResourceLocatorParameter.value) {
-			props.eventBus.emit('refreshList');
-		}
-		void loadRemoteParameterOptions();
-	} else if (command === 'formatHtml') {
-		htmlEditorEventBus.emit('format-html');
+		case 'focus':
+			nodeSettingsParameters.handleFocus(node.value, props.path, props.parameter);
+			return;
 	}
 
 	if (node.value && (command === 'addExpression' || command === 'removeExpression')) {
@@ -1045,22 +1013,6 @@ async function optionSelected(command: string) {
 		telemetry.track('User switched parameter mode', telemetryPayload);
 		void externalHooks.run('parameterInput.modeSwitch', telemetryPayload);
 	}
-
-	if (node.value && command === 'focus') {
-		focusPanelStore.setFocusedNodeParameter({
-			nodeId: node.value.id,
-			parameterPath: props.path,
-			parameter: props.parameter,
-		});
-
-		if (ndvStore.activeNode) {
-			ndvStore.activeNodeName = null;
-			// TODO: check what this does - close method on NodeDetailsView
-			ndvStore.resetNDVPushRef();
-		}
-
-		focusPanelStore.focusPanelActive = true;
-	}
 }
 
 onMounted(() => {
@@ -1078,7 +1030,7 @@ onMounted(() => {
 
 	if (
 		props.parameter.type === 'color' &&
-		getArgument('showAlpha') === true &&
+		getTypeOption('showAlpha') === true &&
 		displayValue.value !== null &&
 		displayValue.value.toString().charAt(0) !== '#'
 	) {
@@ -1090,6 +1042,7 @@ onMounted(() => {
 
 	void externalHooks.run('parameterInput.mount', {
 		parameter: props.parameter,
+		// eslint-disable-next-line @typescript-eslint/no-unsafe-assignment, @typescript-eslint/no-unnecessary-type-assertion
 		inputFieldRef: inputField.value as InstanceType<typeof N8nInput>,
 	});
 });
@@ -1148,8 +1101,8 @@ watch(dependentParametersValues, async () => {
 
 watch(
 	() => props.modelValue,
-	async () => {
-		if (props.parameter.type === 'color' && getArgument('showAlpha') === true) {
+	() => {
+		if (props.parameter.type === 'color' && getTypeOption('showAlpha') === true) {
 			// Do not set for color with alpha else wrong value gets displayed in field
 			return;
 		}
@@ -1344,7 +1297,7 @@ onUpdated(async () => {
 						<SqlEditor
 							v-else-if="editorType === 'sqlEditor' && codeEditDialogVisible"
 							:model-value="modelValueString"
-							:dialect="getArgument('sqlDialect')"
+							:dialect="getTypeOption('sqlDialect')"
 							:is-read-only="isReadOnly"
 							:rows="editorRows"
 							fullscreen
@@ -1459,7 +1412,7 @@ onUpdated(async () => {
 				<SqlEditor
 					v-else-if="editorType === 'sqlEditor'"
 					:model-value="modelValueString"
-					:dialect="getArgument('sqlDialect')"
+					:dialect="getTypeOption('sqlDialect')"
 					:is-read-only="isReadOnly"
 					:rows="editorRows"
 					@update:model-value="valueChangedDebounced"
@@ -1588,7 +1541,7 @@ onUpdated(async () => {
 					:model-value="displayValue"
 					:disabled="isReadOnly"
 					:title="displayTitle"
-					:show-alpha="getArgument('showAlpha')"
+					:show-alpha="getTypeOption('showAlpha')"
 					@focus="setFocus"
 					@blur="onBlur"
 					@update:model-value="valueChanged"
@@ -1634,9 +1587,9 @@ onUpdated(async () => {
 				:size="inputSize"
 				:model-value="displayValue"
 				:controls="false"
-				:max="getArgument('maxValue')"
-				:min="getArgument('minValue')"
-				:precision="getArgument('numberPrecision')"
+				:max="getTypeOption('maxValue')"
+				:min="getTypeOption('minValue')"
+				:precision="getTypeOption('numberPrecision')"
 				:disabled="isReadOnly"
 				:class="{ 'ph-no-capture': shouldRedactValue }"
 				:title="displayTitle"
diff --git a/packages/frontend/editor-ui/src/composables/useNodeSettingsParameters.test.ts b/packages/frontend/editor-ui/src/composables/useNodeSettingsParameters.test.ts
index f0e5beb589..3f43d8117b 100644
--- a/packages/frontend/editor-ui/src/composables/useNodeSettingsParameters.test.ts
+++ b/packages/frontend/editor-ui/src/composables/useNodeSettingsParameters.test.ts
@@ -1,40 +1,23 @@
 import { createTestingPinia } from '@pinia/testing';
 import { setActivePinia } from 'pinia';
+import { useNDVStore } from '@/stores/ndv.store';
+import { useFocusPanelStore } from '@/stores/focusPanel.store';
 import { useNodeSettingsParameters } from './useNodeSettingsParameters';
+import type { INodeProperties } from 'n8n-workflow';
+import type { MockedStore } from '@/__tests__/utils';
+import { mockedStore } from '@/__tests__/utils';
+import type { INodeUi } from '@/Interface';
 
 describe('useNodeSettingsParameters', () => {
-	beforeEach(() => {
-		setActivePinia(createTestingPinia());
-	});
-
-	afterEach(() => {
-		vi.clearAllMocks();
-	});
-
-	describe('nameIsParameter', () => {
-		it.each([
-			['', false],
-			['parameters', false],
-			['parameters.', true],
-			['parameters.path.to.some', true],
-			['', false],
-		])('%s should be %s', (input, expected) => {
-			const { nameIsParameter } = useNodeSettingsParameters();
-			const result = nameIsParameter({ name: input } as never);
-			expect(result).toBe(expected);
-		});
-
-		it('should reject path on other input', () => {
-			const { nameIsParameter } = useNodeSettingsParameters();
-			const result = nameIsParameter({
-				name: 'aName',
-				value: 'parameters.path.to.parameters',
-			} as never);
-			expect(result).toBe(false);
-		});
-	});
-
 	describe('setValue', () => {
+		beforeEach(() => {
+			setActivePinia(createTestingPinia());
+		});
+
+		afterEach(() => {
+			vi.clearAllMocks();
+		});
+
 		it('mutates nodeValues as expected', () => {
 			const nodeSettingsParameters = useNodeSettingsParameters();
 
@@ -66,4 +49,76 @@ describe('useNodeSettingsParameters', () => {
 			expect(nodeSettingsParameters.nodeValues.value.newProperty).toBe('newValue');
 		});
 	});
+
+	describe('handleFocus', () => {
+		let ndvStore: MockedStore<typeof useNDVStore>;
+		let focusPanelStore: MockedStore<typeof useFocusPanelStore>;
+
+		beforeEach(() => {
+			vi.clearAllMocks();
+
+			ndvStore = mockedStore(useNDVStore);
+			focusPanelStore = mockedStore(useFocusPanelStore);
+
+			ndvStore.activeNode = {
+				id: '123',
+				name: 'myParam',
+				parameters: {},
+				position: [0, 0],
+				type: 'test',
+				typeVersion: 1,
+			};
+			ndvStore.activeNodeName = 'Node1';
+			ndvStore.setActiveNodeName = vi.fn();
+			ndvStore.resetNDVPushRef = vi.fn();
+			focusPanelStore.setFocusedNodeParameter = vi.fn();
+			focusPanelStore.focusPanelActive = false;
+		});
+
+		it('sets focused node parameter and activates panel', () => {
+			const { handleFocus } = useNodeSettingsParameters();
+			const node: INodeUi = {
+				id: '1',
+				name: 'Node1',
+				position: [0, 0],
+				typeVersion: 1,
+				type: 'test',
+				parameters: {},
+			};
+			const path = 'parameters.foo';
+			const parameter: INodeProperties = {
+				name: 'foo',
+				displayName: 'Foo',
+				type: 'string',
+				default: '',
+			};
+
+			handleFocus(node, path, parameter);
+
+			expect(focusPanelStore.setFocusedNodeParameter).toHaveBeenCalledWith({
+				nodeId: node.id,
+				parameterPath: path,
+				parameter,
+			});
+			expect(focusPanelStore.focusPanelActive).toBe(true);
+
+			expect(ndvStore.setActiveNodeName).toHaveBeenCalledWith(null);
+			expect(ndvStore.resetNDVPushRef).toHaveBeenCalled();
+		});
+
+		it('does nothing if node is undefined', () => {
+			const { handleFocus } = useNodeSettingsParameters();
+
+			const parameter: INodeProperties = {
+				name: 'foo',
+				displayName: 'Foo',
+				type: 'string',
+				default: '',
+			};
+
+			handleFocus(undefined, 'parameters.foo', parameter);
+
+			expect(focusPanelStore.setFocusedNodeParameter).not.toHaveBeenCalled();
+		});
+	});
 });
diff --git a/packages/frontend/editor-ui/src/composables/useNodeSettingsParameters.ts b/packages/frontend/editor-ui/src/composables/useNodeSettingsParameters.ts
index fd28fd8f19..d0a7c45cd3 100644
--- a/packages/frontend/editor-ui/src/composables/useNodeSettingsParameters.ts
+++ b/packages/frontend/editor-ui/src/composables/useNodeSettingsParameters.ts
@@ -1,21 +1,26 @@
-import type { IUpdateInformation } from '@/Interface';
 import get from 'lodash/get';
 import set from 'lodash/set';
+import { ref } from 'vue';
 import {
 	type INode,
 	type INodeParameters,
+	type INodeProperties,
 	type NodeParameterValue,
 	NodeHelpers,
 	deepCopy,
 } from 'n8n-workflow';
 import { useTelemetry } from './useTelemetry';
-import { useWorkflowsStore } from '@/stores/workflows.store';
 import { useNodeHelpers } from './useNodeHelpers';
 import { useCanvasOperations } from './useCanvasOperations';
 import { useExternalHooks } from './useExternalHooks';
-import { ref } from 'vue';
+import type { INodeUi, IUpdateInformation } from '@/Interface';
 import { updateDynamicConnections, updateParameterByPath } from '@/utils/nodeSettingsUtils';
 import { useNodeTypesStore } from '@/stores/nodeTypes.store';
+import { useFocusPanelStore } from '@/stores/focusPanel.store';
+import { useNDVStore } from '@/stores/ndv.store';
+import { useWorkflowsStore } from '@/stores/workflows.store';
+import { CUSTOM_API_CALL_KEY } from '@/constants';
+import { omitKey } from '@/utils/objectUtils';
 
 export function useNodeSettingsParameters() {
 	const workflowsStore = useWorkflowsStore();
@@ -43,7 +48,7 @@ export function useNodeSettingsParameters() {
 		let lastNamePart: string | undefined = nameParts.pop();
 
 		let isArray = false;
-		if (lastNamePart !== undefined && lastNamePart.includes('[')) {
+		if (lastNamePart?.includes('[')) {
 			// It includes an index so we have to extract it
 			const lastNameParts = lastNamePart.match(/(.*)\[(\d+)\]$/);
 			if (lastNameParts) {
@@ -59,8 +64,7 @@ export function useNodeSettingsParameters() {
 			if (value === null) {
 				// Property should be deleted
 				if (lastNamePart) {
-					const { [lastNamePart]: removedNodeValue, ...remainingNodeValues } = nodeValues.value;
-					nodeValues.value = remainingNodeValues;
+					nodeValues.value = omitKey(nodeValues.value, lastNamePart);
 				}
 			} else {
 				// Value should be set
@@ -78,8 +82,7 @@ export function useNodeSettingsParameters() {
 					| INodeParameters[];
 
 				if (lastNamePart && !Array.isArray(tempValue)) {
-					const { [lastNamePart]: removedNodeValue, ...remainingNodeValues } = tempValue;
-					tempValue = remainingNodeValues;
+					tempValue = omitKey(tempValue, lastNamePart);
 				}
 
 				if (isArray && Array.isArray(tempValue) && tempValue.length === 0) {
@@ -88,9 +91,7 @@ export function useNodeSettingsParameters() {
 					lastNamePart = nameParts.pop();
 					tempValue = get(nodeValues.value, nameParts.join('.')) as INodeParameters;
 					if (lastNamePart) {
-						const { [lastNamePart]: removedArrayNodeValue, ...remainingArrayNodeValues } =
-							tempValue;
-						tempValue = remainingArrayNodeValues;
+						tempValue = omitKey(tempValue, lastNamePart);
 					}
 				}
 			} else {
@@ -114,12 +115,6 @@ export function useNodeSettingsParameters() {
 		nodeValues.value = { ...nodeValues.value };
 	}
 
-	function nameIsParameter(
-		parameterData: IUpdateInformation,
-	): parameterData is IUpdateInformation & { name: `parameters.${string}` } {
-		return parameterData.name.startsWith('parameters.');
-	}
-
 	function updateNodeParameter(
 		parameterData: IUpdateInformation & { name: `parameters.${string}` },
 		newValue: NodeParameterValue,
@@ -221,11 +216,36 @@ export function useNodeSettingsParameters() {
 		telemetry.trackNodeParametersValuesChange(nodeTypeDescription.name, parameterData);
 	}
 
+	function handleFocus(node: INodeUi | undefined, path: string, parameter: INodeProperties) {
+		if (!node) return;
+
+		const ndvStore = useNDVStore();
+		const focusPanelStore = useFocusPanelStore();
+
+		focusPanelStore.setFocusedNodeParameter({
+			nodeId: node.id,
+			parameterPath: path,
+			parameter,
+		});
+
+		if (ndvStore.activeNode) {
+			ndvStore.setActiveNodeName(null);
+			ndvStore.resetNDVPushRef();
+		}
+
+		focusPanelStore.focusPanelActive = true;
+	}
+
+	function shouldSkipParamValidation(value: string | number | boolean | null) {
+		return typeof value === 'string' && value.includes(CUSTOM_API_CALL_KEY);
+	}
+
 	return {
 		nodeValues,
 		setValue,
 		updateParameterByPath,
 		updateNodeParameter,
-		nameIsParameter,
+		handleFocus,
+		shouldSkipParamValidation,
 	};
 }
diff --git a/packages/frontend/editor-ui/src/utils/expressions.ts b/packages/frontend/editor-ui/src/utils/expressions.ts
index 1b341f8d15..f2ef3689a7 100644
--- a/packages/frontend/editor-ui/src/utils/expressions.ts
+++ b/packages/frontend/editor-ui/src/utils/expressions.ts
@@ -147,8 +147,12 @@ export const completeExpressionSyntax = <T>(value: T, isSpecializedEditor = fals
 	return value;
 };
 
-export const shouldConvertToExpression = <T>(value: T, isSpecializedEditor = false): boolean => {
+export const shouldConvertToExpression = (
+	value: unknown,
+	isSpecializedEditor = false,
+): value is string => {
 	if (isSpecializedEditor) return false;
+
 	return (
 		typeof value === 'string' &&
 		!value.startsWith('=') &&
diff --git a/packages/frontend/editor-ui/src/utils/nodeSettingsUtils.test.ts b/packages/frontend/editor-ui/src/utils/nodeSettingsUtils.test.ts
index c4bb90d53c..e726644108 100644
--- a/packages/frontend/editor-ui/src/utils/nodeSettingsUtils.test.ts
+++ b/packages/frontend/editor-ui/src/utils/nodeSettingsUtils.test.ts
@@ -5,8 +5,15 @@ import type {
 	NodeParameterValueType,
 	IDataObject,
 	INodeTypeDescription,
+	INodePropertyOptions,
 } from 'n8n-workflow';
-import { updateDynamicConnections, updateParameterByPath } from './nodeSettingsUtils';
+import {
+	updateDynamicConnections,
+	updateParameterByPath,
+	nameIsParameter,
+	formatAsExpression,
+	parseFromExpression,
+} from './nodeSettingsUtils';
 import { SWITCH_NODE_TYPE } from '@/constants';
 import type { INodeUi, IUpdateInformation } from '@/Interface';
 
@@ -14,6 +21,7 @@ describe('updateDynamicConnections', () => {
 	afterAll(() => {
 		vi.clearAllMocks();
 	});
+
 	it('should remove extra outputs when the number of outputs decreases', () => {
 		const node = mock<INodeUi>({
 			name: 'TestNode',
@@ -282,3 +290,109 @@ describe('updateParameterByPath', () => {
 		expect(nodeParameters.arrayParam).toEqual(['value1', 'value3']);
 	});
 });
+
+describe('nameIsParameter', () => {
+	it.each([
+		['', false],
+		['parameters', false],
+		['parameters.', true],
+		['parameters.path.to.some', true],
+		['', false],
+	])('%s should be %s', (input, expected) => {
+		const result = nameIsParameter({ name: input } as never);
+		expect(result).toBe(expected);
+	});
+
+	it('should reject path on other input', () => {
+		const result = nameIsParameter({
+			name: 'aName',
+			value: 'parameters.path.to.parameters',
+		} as never);
+		expect(result).toBe(false);
+	});
+});
+
+describe('formatAsExpression', () => {
+	it('wraps string value with "="', () => {
+		expect(formatAsExpression('foo', 'string')).toBe('=foo');
+	});
+
+	it('wraps number value with "={{ }}"', () => {
+		expect(formatAsExpression(42, 'number')).toBe('={{ 42 }}');
+	});
+
+	it('wraps boolean value with "={{ }}"', () => {
+		expect(formatAsExpression(true, 'boolean')).toBe('={{ true }}');
+	});
+
+	it('wraps multiOptions value with "={{ }}" and stringifies', () => {
+		expect(formatAsExpression(['a', 'b'], 'multiOptions')).toBe('={{ ["a","b"] }}');
+	});
+
+	it('returns "={{ 0 }}" for number with empty value', () => {
+		expect(formatAsExpression('', 'number')).toBe('={{ 0 }}');
+		expect(formatAsExpression('[Object: null]', 'number')).toBe('={{ 0 }}');
+	});
+
+	it('wraps non-string, non-number, non-boolean value with "={{ }}"', () => {
+		expect(formatAsExpression({ foo: 'bar' }, 'string')).toBe('={{ [object Object] }}');
+	});
+
+	it('handles resourceLocator value', () => {
+		const value = { __rl: true, value: 'abc', mode: 'url' };
+		expect(formatAsExpression(value, 'resourceLocator')).toEqual({
+			__rl: true,
+			value: '=abc',
+			mode: 'url',
+		});
+	});
+
+	it('handles resourceLocator value as string', () => {
+		expect(formatAsExpression('abc', 'resourceLocator')).toEqual({
+			__rl: true,
+			value: '=abc',
+			mode: '',
+		});
+	});
+});
+
+describe('parseFromExpression', () => {
+	it('removes expression from multiOptions string value', () => {
+		const options: INodePropertyOptions[] = [
+			{ name: 'Option A', value: 'a' },
+			{ name: 'Option B', value: 'b' },
+			{ name: 'Option C', value: 'c' },
+		];
+		expect(parseFromExpression('', 'a,b,c', 'multiOptions', [], options)).toEqual(['a', 'b', 'c']);
+		expect(parseFromExpression('', 'a,x', 'multiOptions', [], options)).toEqual(['a']);
+	});
+
+	it('removes expression from resourceLocator value', () => {
+		const modelValue = { __rl: true, value: '=abc', mode: 'url' };
+		expect(parseFromExpression(modelValue, 'abc', 'resourceLocator', '', [])).toEqual({
+			__rl: true,
+			value: 'abc',
+			mode: 'url',
+		});
+	});
+
+	it('removes leading "=" from string parameter', () => {
+		expect(parseFromExpression('=foo', undefined, 'string', '', [])).toBe('foo');
+		expect(parseFromExpression('==bar', undefined, 'string', '', [])).toBe('bar');
+		expect(parseFromExpression('', undefined, 'string', '', [])).toBeNull();
+	});
+
+	it('returns value if defined and not string/resourceLocator/multiOptions', () => {
+		expect(parseFromExpression(123, 456, 'number', 0, [])).toBe(456);
+		expect(parseFromExpression(true, false, 'boolean', true, [])).toBe(false);
+	});
+
+	it('returns defaultValue for number/boolean if value is undefined', () => {
+		expect(parseFromExpression(123, undefined, 'number', 0, [])).toBe(0);
+		expect(parseFromExpression(true, undefined, 'boolean', false, [])).toBe(false);
+	});
+
+	it('returns null for other types if value is undefined', () => {
+		expect(parseFromExpression({}, undefined, 'json', null, [])).toBeNull();
+	});
+});
diff --git a/packages/frontend/editor-ui/src/utils/nodeSettingsUtils.ts b/packages/frontend/editor-ui/src/utils/nodeSettingsUtils.ts
index 29d857043e..352e18f4f8 100644
--- a/packages/frontend/editor-ui/src/utils/nodeSettingsUtils.ts
+++ b/packages/frontend/editor-ui/src/utils/nodeSettingsUtils.ts
@@ -8,10 +8,15 @@ import {
 	type INode,
 	type INodeParameters,
 	type NodeParameterValue,
+	type INodeProperties,
+	type INodePropertyOptions,
+	type INodePropertyCollection,
+	type NodePropertyTypes,
 	isINodePropertyCollectionList,
 	isINodePropertiesList,
 	isINodePropertyOptionsList,
 	displayParameter,
+	isResourceLocatorValue,
 } from 'n8n-workflow';
 import type { INodeUi, IUpdateInformation } from '@/Interface';
 import { SWITCH_NODE_TYPE } from '@/constants';
@@ -21,6 +26,7 @@ import set from 'lodash/set';
 import unset from 'lodash/unset';
 
 import { captureException } from '@sentry/vue';
+import { isPresent } from './typesUtils';
 
 export function updateDynamicConnections(
 	node: INodeUi,
@@ -235,3 +241,99 @@ export function updateParameterByPath(
 
 	return parameterPath;
 }
+
+export function getParameterTypeOption<T = string | number | boolean | undefined>(
+	parameter: INodeProperties,
+	optionName: string,
+): T {
+	return parameter.typeOptions?.[optionName] as T;
+}
+
+export function isResourceLocatorParameterType(type: NodePropertyTypes) {
+	return type === 'resourceLocator' || type === 'workflowSelector';
+}
+
+export function isValidParameterOption(
+	option: INodePropertyOptions | INodeProperties | INodePropertyCollection,
+): option is INodePropertyOptions {
+	return 'value' in option && isPresent(option.value) && isPresent(option.name);
+}
+
+export function nameIsParameter(
+	parameterData: IUpdateInformation,
+): parameterData is IUpdateInformation & { name: `parameters.${string}` } {
+	return parameterData.name.startsWith('parameters.');
+}
+
+export function formatAsExpression(
+	value: NodeParameterValueType,
+	parameterType: NodePropertyTypes,
+) {
+	if (isResourceLocatorParameterType(parameterType)) {
+		if (isResourceLocatorValue(value)) {
+			return {
+				__rl: true,
+				value: `=${value.value}`,
+				mode: value.mode,
+			};
+		}
+
+		return { __rl: true, value: `=${value as string}`, mode: '' };
+	}
+
+	const isNumber = parameterType === 'number';
+	const isBoolean = parameterType === 'boolean';
+	const isMultiOptions = parameterType === 'multiOptions';
+
+	if (isNumber && (!value || value === '[Object: null]')) {
+		return '={{ 0 }}';
+	}
+
+	if (isMultiOptions) {
+		return `={{ ${JSON.stringify(value)} }}`;
+	}
+
+	if (isNumber || isBoolean || typeof value !== 'string') {
+		// eslint-disable-next-line @typescript-eslint/no-base-to-string -- stringified intentionally
+		return `={{ ${String(value)} }}`;
+	}
+
+	return `=${value}`;
+}
+
+export function parseFromExpression(
+	currentParameterValue: NodeParameterValueType,
+	evaluatedExpressionValue: unknown,
+	parameterType: NodePropertyTypes,
+	defaultValue: NodeParameterValueType,
+	parameterOptions: INodePropertyOptions[] = [],
+) {
+	if (parameterType === 'multiOptions' && typeof evaluatedExpressionValue === 'string') {
+		return evaluatedExpressionValue
+			.split(',')
+			.filter((valueItem) => parameterOptions.find((option) => option.value === valueItem));
+	}
+
+	if (
+		isResourceLocatorParameterType(parameterType) &&
+		isResourceLocatorValue(currentParameterValue)
+	) {
+		return { __rl: true, value: evaluatedExpressionValue, mode: currentParameterValue.mode };
+	}
+
+	if (parameterType === 'string') {
+		return currentParameterValue
+			? (currentParameterValue as string).toString().replace(/^=+/, '')
+			: null;
+	}
+
+	if (typeof evaluatedExpressionValue !== 'undefined') {
+		return evaluatedExpressionValue;
+	}
+
+	if (['number', 'boolean'].includes(parameterType)) {
+		return defaultValue;
+	}
+
+	return null;
+}
diff --git a/packages/frontend/editor-ui/src/utils/objectUtils.test.ts b/packages/frontend/editor-ui/src/utils/objectUtils.test.ts
index ae2b7cf877..498bdc7068 100644
--- a/packages/frontend/editor-ui/src/utils/objectUtils.test.ts
+++ b/packages/frontend/editor-ui/src/utils/objectUtils.test.ts
@@ -1,4 +1,10 @@
-import { isObjectOrArray, isObject, searchInObject, getObjectSizeInKB } from '@/utils/objectUtils';
+import {
+	isObjectOrArray,
+	isObject,
+	searchInObject,
+	getObjectSizeInKB,
+	omitKey,
+} from '@/utils/objectUtils';
 
 const testData = [1, '', true, null, undefined, new Date(), () => {}].map((value) => [
 	value,
@@ -154,4 +160,37 @@ describe('objectUtils', () => {
 			expect(getObjectSizeInKB(obj)).toBe(0.02);
 		});
 	});
+
+	describe('omitKey', () => {
+		it('should remove a top-level key from a flat object', () => {
+			const input = { a: 1, b: 2, c: 3 };
+			const result = omitKey(input, 'b');
+			expect(result).toEqual({ a: 1, c: 3 });
+		});
+
+		it('should not mutate the original object', () => {
+			const input = { a: 1, b: 2 };
+			const copy = { ...input };
+			omitKey(input, 'b');
+			expect(input).toEqual(copy);
+		});
+
+		it('should return the same object if the key does not exist', () => {
+			const input = { a: 1, b: 2 };
+			const result = omitKey(input, 'z');
+			expect(result).toEqual(input);
+		});
+
+		it('should remove a key with an undefined value', () => {
+			const input = { a: 1, b: undefined };
+			const result = omitKey(input, 'b');
+			expect(result).toEqual({ a: 1 });
+		});
+
+		it('should work with nested objects but only remove the top-level key', () => {
+			const input = { a: { nested: true }, b: 2 };
+			const result = omitKey(input, 'a');
+			expect(result).toEqual({ b: 2 });
+		});
+	});
 });
diff --git a/packages/frontend/editor-ui/src/utils/objectUtils.ts b/packages/frontend/editor-ui/src/utils/objectUtils.ts
index 1958dcb3ea..2591548a50 100644
--- a/packages/frontend/editor-ui/src/utils/objectUtils.ts
+++ b/packages/frontend/editor-ui/src/utils/objectUtils.ts
@@ -50,3 +50,10 @@ export const getObjectSizeInKB = (obj: unknown): number => {
 		);
 	}
 };
+
+export function omitKey<T extends Record<string, unknown>, S extends string>(
+	obj: T,
+	key: S,
+): Omit<T, S> {
+	return Object.fromEntries(Object.entries(obj).filter(([k]) => k !== key)) as Omit<T, S>;
+}
diff --git a/packages/frontend/editor-ui/src/utils/typesUtils.ts b/packages/frontend/editor-ui/src/utils/typesUtils.ts
index c89d79ab09..5837ff42f5 100644
--- a/packages/frontend/editor-ui/src/utils/typesUtils.ts
+++ b/packages/frontend/editor-ui/src/utils/typesUtils.ts
@@ -170,3 +170,39 @@ export const tryToParseNumber = (value: string): number | string => {
 export function isPresent<T>(arg: T): arg is Exclude<T, null | undefined> {
 	return arg !== null && arg !== undefined;
 }
+
+export function isFocusableEl(el: unknown): el is HTMLElement & { focus: () => void } {
+	return (
+		typeof el === 'object' &&
+		el !== null &&
+		'focus' in el &&
+		typeof (el as { focus?: unknown }).focus === 'function'
+	);
+}
+
+export function isBlurrableEl(el: unknown): el is HTMLElement & { blur: () => void } {
+	return (
+		typeof el === 'object' &&
+		el !== null &&
+		'blur' in el &&
+		typeof (el as { blur?: unknown }).blur === 'function'
+	);
+}
+
+export function isSelectableEl(el: unknown): el is HTMLInputElement | { select: () => void } {
+	return (
+		typeof el === 'object' &&
+		el !== null &&
+		'select' in el &&
+		typeof (el as { select?: unknown }).select === 'function'
+	);
+}
+
+export function hasFocusOnInput(el: unknown): el is { focusOnInput: () => void } {
+	return (
+		typeof el === 'object' &&
+		el !== null &&
+		'focusOnInput' in el &&
+		typeof (el as { focusOnInput?: unknown }).focusOnInput === 'function'
+	);
+}