AgentGatePay 
This workflow corresponds to n8n.io template #11874 — we link there as the canonical source.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"id": "lnqTOTUmd1cb2r7f",
"name": "\ud83d\udcb2AgentGatePay - Seller Resource API [TEMPLATE]",
"tags": [],
"nodes": [
{
"id": "2a5eb6b5-b01e-43fb-adef-7cc5aa35c92c",
"name": "\ud83d\udce1 GET /resource/{id}",
"type": "n8n-nodes-base.webhook",
"notes": "PUBLIC ENDPOINT\n\n\u2705 NO EDITS NEEDED\n\nCopy webhook URL after activating!",
"position": [
592,
208
],
"parameters": {
"path": "resource/:resourceId",
"options": {
"rawBody": false
},
"responseMode": "responseNode"
},
"typeVersion": 1.1
},
{
"id": "66292d2e-2752-48da-b970-bbb96cc87a5a",
"name": "1\ufe0f\u20e3 Parse Request",
"type": "n8n-nodes-base.code",
"notes": "\ud83d\udd27 EDIT THIS NODE!\n\nReplace 2 values:\n1. wallet_address\n2. api_key",
"position": [
800,
208
],
"parameters": {
"jsCode": "// \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n// \ud83d\udccb SELLER CONFIGURATION (EDIT THESE 2 VALUES!)\n// \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n\nconst SELLER_CONFIG = {\n merchant: {\n name: \"DataBot Pro\",\n company: \"MarketInsights AI Ltd.\",\n email: \"user@example.com\",\n \n // YOUR BASE WALLET ADDRESS (where you receive USDC)\n wallet_address: \"YOUR_WALLET_ADDRESS\",\n \n // YOUR AGENTGATEPAY API KEY\n api_key: \"YOUR AGENTGATEPAY API KEY\"\n },\n \n payment: {\n token: \"USDC\",\n chain: \"base\"\n },\n \n catalog: {\n \"saas-competitors-2025\": {\n id: \"saas-competitors-2025\",\n title: \"Top 5 SaaS Competitors Analysis 2025\",\n price_usd: 0.01,\n preview: \"Salesforce (19.8%), HubSpot (8.5%), Zendesk (6.2%)...\"\n }\n }\n};\n\n// \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n// VALIDATION (DO NOT EDIT)\n// \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n\nconst errors = [];\n\nif (SELLER_CONFIG.merchant.wallet_address === \"0x742d35Cc6634C0532925a3b844Bc9e7595f0bEbB\") {\n errors.push(\"\u274c wallet_address not configured\");\n}\n\nif (SELLER_CONFIG.merchant.api_key === \"YOUR_AGENTPAY_API_KEY\") {\n errors.push(\"\u274c api_key not configured\");\n}\n\nif (errors.length > 0) {\n return [{\n json: {\n route: \"error_config\",\n http_response: {\n statusCode: 500,\n message: \"Seller configuration incomplete\",\n errors: errors\n }\n }\n }];\n}\n\n// \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n// PARSE REQUEST (DO NOT EDIT)\n// \u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\u2550\n\nconst request = $input.first().json;\nconst resource_id = request.params?.resourceId || request.query?.resourceId;\nconst headers = request.headers || {};\n\nconst payment_tx_hash = headers['x-payment'] || headers['X-Payment'];\nconst agent_id = headers['x-agent-id'] || headers['X-Agent-Id'];\n\nconst resource = SELLER_CONFIG.catalog[resource_id];\n\nif (!resource) {\n return [{\n json: {\n route: \"error_404\",\n http_response: {\n statusCode: 404,\n message: \"Resource not found\",\n resource_id: resource_id,\n available: Object.keys(SELLER_CONFIG.catalog)\n }\n }\n }];\n}\n\nreturn [{\n json: {\n config: SELLER_CONFIG,\n resource: resource,\n request: {\n resource_id: resource_id,\n agent_id: agent_id,\n payment_tx_hash: payment_tx_hash,\n has_payment: !!payment_tx_hash\n },\n route: payment_tx_hash ? \"verify_payment\" : \"return_402\"\n }\n}];"
},
"typeVersion": 2
},
{
"id": "256e6d34-a4d0-4d0b-9b0a-427b29a9ddb6",
"name": "2\ufe0f\u20e3 Has Payment?",
"type": "n8n-nodes-base.if",
"notes": "\u2705 NO EDITS NEEDED",
"position": [
992,
208
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 1,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "has-payment",
"operator": {
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.route }}",
"rightValue": "verify_payment"
}
]
}
},
"typeVersion": 2
},
{
"id": "aa1acd74-3c89-4efc-96a3-e5a335a0f868",
"name": "3\ufe0f\u20e3 Generate 402",
"type": "n8n-nodes-base.code",
"notes": "\u2705 NO EDITS NEEDED",
"position": [
1200,
32
],
"parameters": {
"jsCode": "const data = $input.first().json;\nconst config = data.config;\nconst resource = data.resource;\n\nconst token_decimals = config.payment.token === \"DAI\" ? 18 : 6;\nconst amount = Math.floor(resource.price_usd * Math.pow(10, token_decimals));\nconst nonce = `nonce_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`;\n\nconst response_402 = {\n statusCode: 402,\n message: \"Payment Required\",\n protocol: \"x402\",\n \n payTo: config.merchant.wallet_address,\n amount: amount.toString(),\n token: config.payment.token,\n chain: config.payment.chain,\n priceUsd: resource.price_usd.toString(),\n nonce: nonce,\n \n resource: {\n id: resource.id,\n title: resource.title,\n preview: resource.preview\n },\n \n merchant: {\n name: config.merchant.name,\n email: config.merchant.email\n },\n \n instructions: [\n `1. Send ${amount} ${config.payment.token} to ${config.merchant.wallet_address}`,\n `2. Wait for confirmation`,\n `3. Retry with header: x-payment: {tx_hash}`\n ]\n};\n\nreturn [{\n json: {\n http_response: response_402\n }\n}];"
},
"typeVersion": 2
},
{
"id": "cb658f93-2039-4182-bec1-ac3214991bc7",
"name": "4\ufe0f\u20e3 Send 402",
"type": "n8n-nodes-base.respondToWebhook",
"notes": "\u2705 NO EDITS NEEDED",
"position": [
1408,
32
],
"parameters": {
"options": {},
"respondWith": "json",
"responseBody": "={{ JSON.stringify($json.http_response) }}"
},
"typeVersion": 1
},
{
"id": "69e40d79-e0c8-473f-8fc4-87d20ad63071",
"name": "5\ufe0f\u20e3 Verify Payment",
"type": "n8n-nodes-base.httpRequest",
"notes": "\u2705 NO EDITS NEEDED",
"position": [
1200,
304
],
"parameters": {
"url": "=https://api.agentgatepay.com/v1/payments/verify/{{ $('1\ufe0f\u20e3 Parse Request').first().json.request.payment_tx_hash }}",
"options": {},
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{ $('1\ufe0f\u20e3 Parse Request').first().json.config.merchant.api_key }}"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "9a0c0569-a791-4d26-bcaf-2712eb0d575c",
"name": "6\ufe0f\u20e3 Validate Payment",
"type": "n8n-nodes-base.code",
"notes": "\ud83e\uddea TEST MODE ACTIVE!\n\nBypasses AgentGatePay verification.\nALWAYS returns validation_passed.\n\n\u26a0\ufe0f REMOVE BEFORE PRODUCTION!",
"position": [
1408,
304
],
"parameters": {
"jsCode": "const request_data = $('1\ufe0f\u20e3 Parse Request').first().json;\n const verification = $input.first().json;\n const config = request_data.config;\n const resource = request_data.resource;\n\n// Check if verification succeeded\n if (!verification.verified) {\n return [{\n json: {\n route: \"validation_failed\",\n http_response: {\n statusCode: 400,\n error: \"Payment verification failed\",\n verified: verification.verified,\n details: verification.error || \"Payment not found\"\n }\n }\n }];\n }\n\n const recipient_ok = verification.to_address.toLowerCase() === config.merchant.wallet_address.toLowerCase();\n if (!recipient_ok) {\n return [{\n json: {\n route: \"validation_failed\",\n http_response: {\n statusCode: 400,\n error: \"Wrong recipient\",\n expected: config.merchant.wallet_address,\n received: verification.to_address\n }\n }\n }];\n }\n\n const amount_ok = Math.abs(verification.amount_usd - resource.price_usd) < 0.01;\n if (!amount_ok) {\n return [{\n json: {\n route: \"validation_failed\",\n http_response: {\n statusCode: 400,\n error: \"Wrong amount\",\n expected_usd: resource.price_usd,\n received_usd: verification.amount_usd\n }\n }\n }];\n }\n\n return [{\n json: {\n ...request_data,\n verification: verification,\n route: \"validation_passed\"\n }\n }];"
},
"typeVersion": 2
},
{
"id": "65e9dc23-b80b-4c7a-b64f-0720fff0273d",
"name": "6B\ufe0f\u20e3 Route: Valid?",
"type": "n8n-nodes-base.if",
"notes": "\u2705 NEW v3.2:\nRoutes valid payments to resource delivery",
"position": [
1616,
304
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 1,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "validation-passed",
"operator": {
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.route }}",
"rightValue": "validation_passed"
}
]
}
},
"typeVersion": 2
},
{
"id": "8fca90fb-f0c5-49c5-8b9f-ec4053acb844",
"name": "7\ufe0f\u20e3 Deliver Resource",
"type": "n8n-nodes-base.code",
"notes": "\u2705 v3.2:\nCreates full resource response",
"position": [
1808,
128
],
"parameters": {
"jsCode": "const data = $input.first().json;\nconst resource = data.resource;\nconst verification = data.verification;\n\nconst full_data = {\n success: true,\n resource_id: resource.id,\n title: resource.title,\n price_paid_usd: verification.amountUsd,\n \n data: {\n competitors: [\n {\n rank: 1,\n name: \"Salesforce\",\n market_share: \"19.8%\",\n revenue_2024: \"$34.9B\"\n },\n {\n rank: 2,\n name: \"HubSpot\",\n market_share: \"8.5%\",\n revenue_2024: \"$2.2B\"\n },\n {\n rank: 3,\n name: \"Zendesk\",\n market_share: \"6.2%\",\n revenue_2024: \"$1.7B\"\n },\n {\n rank: 4,\n name: \"Freshworks\",\n market_share: \"4.1%\",\n revenue_2024: \"$596M\"\n },\n {\n rank: 5,\n name: \"Zoho CRM\",\n market_share: \"3.8%\",\n revenue_2024: \"$1.1B\"\n }\n ],\n market_analysis: {\n total_market_size_2024: \"$69.8B\",\n cagr: \"13.3%\",\n key_trends: [\n \"AI-powered insights\",\n \"Mobile-first experiences\",\n \"Unified customer data platforms\"\n ]\n }\n },\n \n payment: {\n tx_hash: verification.txHash,\n verified: true,\n paid_by: verification.sender,\n amount_usd: verification.amountUsd\n },\n \n delivered_at: new Date().toISOString()\n};\n\nreturn [{\n json: {\n http_response: full_data\n }\n}];"
},
"typeVersion": 2
},
{
"id": "d2cba580-13ed-4815-afee-e77e296c985d",
"name": "8\ufe0f\u20e3 Send 200 OK",
"type": "n8n-nodes-base.respondToWebhook",
"notes": "\u2705 Sends success response with body",
"position": [
1984,
128
],
"parameters": {
"options": {},
"respondWith": "json",
"responseBody": "={{ JSON.stringify($json.http_response) }}"
},
"typeVersion": 1
},
{
"id": "bdd63871-3b5c-49e3-b05c-1fda12928fd0",
"name": "9\ufe0f\u20e3 Send Error",
"type": "n8n-nodes-base.respondToWebhook",
"notes": "\u2705 Sends error response with body",
"position": [
1824,
464
],
"parameters": {
"options": {},
"respondWith": "json",
"responseBody": "={{ JSON.stringify($json.http_response) }}"
},
"typeVersion": 1
},
{
"id": "b2d0e1f0-b135-49d5-9426-136260246560",
"name": "START HERE",
"type": "n8n-nodes-base.stickyNote",
"position": [
16,
16
],
"parameters": {
"color": 4,
"width": 500,
"height": 620,
"content": "# Seller Resource API\n\n**What it does:** Webhook that sells digital resources to AI agents. Verifies payments via AgentGatePay before delivering content.\n\n**Quick setup (3 min):**\n1. Edit Node 1: Add your wallet address and AgentGatePay API key\n2. Choose payment: coin and network\n3. Activate workflow (toggle top-right)\n4. Copy webhook URL from Node \"\ud83d\udce1 GET /resource/{id}\"\n5. Share URL with buyer agents\n\n**Payment flow:**\n- Request without payment \u2192 Returns 402 with payment details\n- Request with tx_hash \u2192 Verifies via Gateway \u2192 Delivers resource\n\n**Revenue:** You get 99.5% \u00b7 AgentGatePay takes 0.5% commission\n\n**Customize:** Node 1 for price/resources \u00b7 Node 7 for resource data\n\nFor more info:\nhttps://github.com/AgentGatePay/agentgatepay-examples/tree/main/n8n"
},
"typeVersion": 1
},
{
"id": "a3d381df-82d8-4298-9f0b-3e63a893cf5a",
"name": "Sticky Note 1",
"type": "n8n-nodes-base.stickyNote",
"position": [
544,
80
],
"parameters": {
"color": 7,
"width": 600,
"height": 300,
"content": "## Request Processing\n\nWebhook receives GET request, parses your merchant config and headers, checks if buyer included a payment tx_hash, then routes accordingly."
},
"typeVersion": 1
},
{
"id": "0cde0860-3d4f-4f29-bcda-5a7a1ade6827",
"name": "Sticky Note 2",
"type": "n8n-nodes-base.stickyNote",
"position": [
1168,
160
],
"parameters": {
"color": 7,
"width": 480,
"height": 300,
"content": "## Payment Verification\n\nAsks AgentGatePay to verify the tx_hash. Checks if payment went to your wallet and matches the resource price. Routes to delivery or error."
},
"typeVersion": 1
},
{
"id": "62d614d0-0cf3-44f1-abf5-f0cbc40bb284",
"name": "Sticky Note 3",
"type": "n8n-nodes-base.stickyNote",
"position": [
1168,
-80
],
"parameters": {
"color": 7,
"width": 1040,
"height": 348,
"content": "## Response Handling\n\nGenerates 402 response when no payment, or delivers the paid resource with 200 OK. Handles errors like wrong amount or invalid tx_hash."
},
"typeVersion": 1
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "41504858-cec4-4200-b183-d54c15ee6a30",
"connections": {
"2\ufe0f\u20e3 Has Payment?": {
"main": [
[
{
"node": "5\ufe0f\u20e3 Verify Payment",
"type": "main",
"index": 0
}
],
[
{
"node": "3\ufe0f\u20e3 Generate 402",
"type": "main",
"index": 0
}
]
]
},
"3\ufe0f\u20e3 Generate 402": {
"main": [
[
{
"node": "4\ufe0f\u20e3 Send 402",
"type": "main",
"index": 0
}
]
]
},
"1\ufe0f\u20e3 Parse Request": {
"main": [
[
{
"node": "2\ufe0f\u20e3 Has Payment?",
"type": "main",
"index": 0
},
{
"node": "9\ufe0f\u20e3 Send Error",
"type": "main",
"index": 0
}
]
]
},
"5\ufe0f\u20e3 Verify Payment": {
"main": [
[
{
"node": "6\ufe0f\u20e3 Validate Payment",
"type": "main",
"index": 0
}
]
]
},
"6B\ufe0f\u20e3 Route: Valid?": {
"main": [
[
{
"node": "7\ufe0f\u20e3 Deliver Resource",
"type": "main",
"index": 0
}
],
[
{
"node": "9\ufe0f\u20e3 Send Error",
"type": "main",
"index": 0
}
]
]
},
"\ud83d\udce1 GET /resource/{id}": {
"main": [
[
{
"node": "1\ufe0f\u20e3 Parse Request",
"type": "main",
"index": 0
}
]
]
},
"6\ufe0f\u20e3 Validate Payment": {
"main": [
[
{
"node": "6B\ufe0f\u20e3 Route: Valid?",
"type": "main",
"index": 0
}
]
]
},
"7\ufe0f\u20e3 Deliver Resource": {
"main": [
[
{
"node": "8\ufe0f\u20e3 Send 200 OK",
"type": "main",
"index": 0
}
]
]
}
}
}
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About this workflow
Get your AI agents paying for resources autonomously in under 10 minutes.
Source: https://n8n.io/workflows/11874/ — original creator credit. Request a take-down →
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