Route patients to the best nearby hospital using Google Maps, GPT-4.1 and Twilio
Needs changesNeeds changes. This template uses 1 thing(s) that n8n 3.0 removes: AI Agent v1 (old agent modes). 1 breaking item(s) found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 23 nodes and runs when an HTTP POST request hits its webhook URL (plus 1 other trigger). Along the way it connects OpenAI Chat Model. It also calls api.twilio.com and sheets.googleapis.com over HTTP.
How it runs
Trigger: When an HTTP POST request hits its webhook URL (plus 1 other trigger).
- Prepare Location Context (Edit Fields (Set)): sets 7 fields: latitude, longitude, address…
- Python - Validate & Score Severity (Code): runs custom Python code
- Filter: keeps only the items that match a condition
- Fetch Nearby Hospitals (HTTP Request): calls an HTTP API
- Fetch Nearby Clinics (HTTP Request): calls an HTTP API
- Error - Invalid Location (Code): runs custom JavaScript code
- JS - Merge & Deduplicate Facilities (Code): runs custom JavaScript code
- Wait: pauses before continuing
- Fetch Facility Capacity (HTTP Request): calls an HTTP API
- Webhook Response - Error (Respond to Webhook): sends the response back to the webhook caller
…plus 10 more steps. See the full node list below.
Services it uses
HTTP calls to: api.twilio.com, sheets.googleapis.com
Before you upgrade to n8n 3.0
1 thing in this workflow is removed in n8n 3.0. Fix it before you upgrade:
- AI Agent v1 (old agent modes) in AI - Generate Routing Message (v1.6): replace with Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent.
| Removed in 3.0 | Replace with |
|---|---|
| AI Agent v1 (old agent modes) AI - Generate Routing Message (v1.6) | Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent. |
Nodes used (10)
- Webhook
n8n-nodes-base.webhook - Schedule Trigger
n8n-nodes-base.scheduleTrigger - Edit Fields (Set)
n8n-nodes-base.set - Code
n8n-nodes-base.code - Filter
n8n-nodes-base.filter - HTTP Request
n8n-nodes-base.httpRequest - AI Agent
@n8n/n8n-nodes-langchain.agent - OpenAI Chat Model
@n8n/n8n-nodes-langchain.lmChatOpenAi - Wait
n8n-nodes-base.wait - Respond to Webhook
n8n-nodes-base.respondToWebhook
From the author
Quick overview This workflow accepts emergency location requests (or runs on a 5-minute schedule), finds and ranks nearby hospitals/clinics using Google Places, capacity data, and Google Distance Matrix, generates a routing message with OpenAI, sends the…