Bug Description

{ "name": "ICP v4.1 Scorer", "nodes": [ { "parameters": { "httpMethod": "POST", "path": "score", "options": {} }, "id": "1", "name": "Webhook", "type": "n8n-nodes-base.webhook", "position": [250, 300] }, { "parameters": { "url": "https://vibeprospecting.explorium.ai/mcp", "authentication": "genericCredentialType", "genericAuthType": "httpHeaderAuth", "sendQuery": true, "queryParameters": { "parameters": [ { "name": "businesses_to_match", "value": "={{ JSON.stringify([{name: $json.company_name, domain: $json.company_domain}]) }}" } ] } }, "id": "2", "name": "Vibe Match", "type": "n8n-nodes-base.httpRequest", "position": [470, 300] }, { "parameters": { "url": "https://vibeprospecting.explorium.ai/mcp", "authentication": "genericCredentialType", "genericAuthType": "httpHeaderAuth", "sendQuery": true, "queryParameters": { "parameters": [ { "name": "session_id", "value": "={{ $json.session_id }}" }, { "name": "table_name", "value": "={{ $json.table_name }}" }, { "name": "enrichments", "value": "enrich-business-firmographics,enrich-business-technographics" } ] } }, "id": "3", "name": "Vibe Enrich", "type": "n8n-nodes-base.httpRequest", "position": [690, 300] }, { "parameters": { "jsCode": "const d=$input.all()[0].json.sample_data[0],r=d.firmo_yearly_revenue_range,s=d.firmo_number_of_employees_range,ts=d.tech_full_tech_stack?JSON.parse(d.tech_full_tech_stack):[],ms=['Azure','Databricks','Power BI'],hasMSFT=ts.some(t=>ms.some(m=>t.includes(m))),rej=[];!['200M-500M','500M-1B','1B-10B'].includes(r)&&rej.push('Revenue');!hasMSFT&&rej.push('No Microsoft');['1-10','11-50'].includes(s)&&rej.push('Startup');const sc={reg:0,ai:0,ms:hasMSFT?2:0,sz:0,pain:0,bud:0,buy:0};if(!rej.length){const i=(d.firmo_linkedin_industry_category||'').toLowerCase();['financial','healthcare','pharma','maritime','legal','energy'].some(x=>i.includes(x))&&(sc.reg=2);['ai','machine learning'].some(x=>d.firmo_business_description?.includes(x))&&(sc.ai=2);['501-1000','1001-5000'].includes(s)&&(sc.sz=2);['200M-500M','500M-1B','1B-10B'].includes(r)&&(sc.bud=2)}const tot=Object.values(sc).reduce((a,b)=>a+b);let tier='REJECTED';if(!rej.length)tier=tot>=12?'TIER 1':tot>=9?'TIER 2':'TIER 3';return[{json:{company:d.firmo_name,score:tot,tier,rejections:rej,breakdown:sc}}]" }, "id": "4", "name": "Score", "type": "n8n-nodes-base.code", "position": [910, 300] }, { "parameters": { "respondWith": "json", "responseBody": "={{ $json }}" }, "id": "5", "name": "Respond", "type": "n8n-nodes-base.respondToWebhook", "position": [1130, 300] } ], "connections": { "Webhook": {"main": [[{"node": "Vibe Match", "type": "main", "index": 0}]]}, "Vibe Match": {"main": [[{"node": "Vibe Enrich", "type": "main", "index": 0}]]}, "Vibe Enrich": {"main": [[{"node": "Score", "type": "main", "index": 0}]]}, "Score": {"main": [[{"node": "Respond", "type": "main", "index": 0}]]} } }

To Reproduce

put the json into the ai builder , it returns the following error

I encountered an error while generating the workflow. Your request was blocked by the API provider. This may be caused by content in the request that was flagged by the security filter. Please try rephrasing your request.

Expected behavior

it should build the workflow

Debug Info

Debug info

core

• n8nVersion: 2.19.2
• platform: docker (cloud)
• nodeJsVersion: 24.14.1
• nodeEnv: production
• database: sqlite
• executionMode: regular
• concurrency: 5
• license: enterprise (sandbox)
• consumerId: 00000000-0000-0000-0000-000000000000

storage

• success: all
• error: all
• progress: false
• manual: true
• binaryMode: filesystem

pruning

• enabled: true
• maxAge: 168 hours
• maxCount: 2500 executions

client

• userAgent: mozilla/5.0 (macintosh; intel mac os x 10_15_7) applewebkit/537.36 (khtml, like gecko) chrome/147.0.0.0 safari/537.36
• isTouchDevice: false

Generated at: 2026-05-13T08:40:29.132Z

Operating System

mac os

n8n Version

2.19.2

Node.js Version

instance 346dbd438b303bce7b0ecdfaeb71513bd7aeb3614f7b0d5632f37423ac98ef5f

Database

SQLite (default)

Execution mode

main (default)

Hosting

n8n cloud