diff --git a/apps/sim/lib/copilot/tools/client/workflow/run-workflow.ts b/apps/sim/lib/copilot/tools/client/workflow/run-workflow.ts
index 538641921a..7f92ba8b0d 100644
--- a/apps/sim/lib/copilot/tools/client/workflow/run-workflow.ts
+++ b/apps/sim/lib/copilot/tools/client/workflow/run-workflow.ts
@@ -1,4 +1,5 @@
 import { Loader2, MinusCircle, Play, XCircle } from 'lucide-react'
+import { v4 as uuidv4 } from 'uuid'
 import {
   BaseClientTool,
   type BaseClientToolMetadata,
@@ -12,7 +13,7 @@ import { useWorkflowRegistry } from '@/stores/workflows/registry/store'
 interface RunWorkflowArgs {
   workflowId?: string
   description?: string
-  workflow_input?: string
+  workflow_input?: Record<string, any>
 }
 
 export class RunWorkflowClientTool extends BaseClientTool {
@@ -76,10 +77,11 @@ export class RunWorkflowClientTool extends BaseClientTool {
       }
       logger.debug('Using active workflow', { activeWorkflowId })
 
-      const workflowInput = params.workflow_input ? { input: params.workflow_input } : undefined
-      if (workflowInput?.input) {
+      const workflowInput = params.workflow_input || undefined
+      if (workflowInput) {
         logger.debug('Workflow input provided', {
-          inputPreview: String(workflowInput.input).slice(0, 120),
+          inputFields: Object.keys(workflowInput),
+          inputPreview: JSON.stringify(workflowInput).slice(0, 120),
         })
       }
 
@@ -87,15 +89,17 @@ export class RunWorkflowClientTool extends BaseClientTool {
       logger.debug('Set isExecuting(true) and switching state to executing')
       this.setState(ClientToolCallState.executing)
 
+      const executionId = uuidv4()
       const executionStartTime = new Date().toISOString()
       logger.debug('Starting workflow execution', {
         executionStartTime,
-        executionId: this.toolCallId,
+        executionId,
+        toolCallId: this.toolCallId,
       })
 
       const result = await executeWorkflowWithFullLogging({
         workflowInput,
-        executionId: this.toolCallId,
+        executionId,
       })
 
       setIsExecuting(false)
diff --git a/apps/sim/stores/panel-new/copilot/tools.ts b/apps/sim/stores/panel-new/copilot/tools.ts
index 31063ae6d7..ed88e27cce 100644
--- a/apps/sim/stores/panel-new/copilot/tools.ts
+++ b/apps/sim/stores/panel-new/copilot/tools.ts
@@ -3,14 +3,14 @@ export const COPILOT_TOOLS = [
   {
     id: 'run_workflow',
     description:
-      'Execute the current workflow. Use this to run workflows that require manual execution or chat input.',
+      'Execute the current workflow. Use this to run workflows that require manual execution or input fields.',
     parameters: {
       type: 'object',
       properties: {
         workflow_input: {
-          type: 'string',
+          type: 'object',
           description:
-            'Optional chat or message to include with the workflow execution. If the workflow requires chat input, you must supply a chat message here.',
+            'JSON object with key-value mappings where each key is an input field name required by the workflow. For example: {"message": "Hello", "temperature": 0.7}',
         },
       },
       required: [],