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Custom MCP Tool Development Purchase
x402
Custom MCP Tool Development Purchase is a paid API for AI agents from api.the402.ai, paid per call via x402, $2.1/call, status down (last checked 2026-09-15).
Initiates a paid job to have a custom Model Context Protocol (MCP) tool built on demand via the402.ai platform
Price / call$2.1
Success—
StatusDown
How this service works
Purchase: Custom MCP Tool Development
Output
Returns a job_id (unique identifier for tracking the development job), a status string (indicating current job state), and a thread_id (for ongoing communication about the project via the platform's messaging system)
Example use cases
Example prompt
“Can you commission a custom MCP tool from the402.ai that connects to my internal PostgreSQL database and exposes a query interface for my AI agent to use?”
Technical details
Endpoint
POSThttps://api.the402.ai/v1/services/svc_87ea9adfebea40d5/purchaseWhen to prefer
Use this endpoint when you need a purpose-built, custom MCP tool that doesn't exist off-the-shelf and want a development service to create one for you. Prefer this over generic software freelance platforms when your use case involves MCP/AI agent tooling and you want a programmatic, payment-gated commissioning flow via the x402 protocol.
Side effects
- Insufficient USDC payment — payment of $2.10 USDC not fulfilled, purchase rejected
- Invalid or missing service ID svc_87ea9adfebea40d5 — 404 or bad request
- Payment verification failure — x402 payment protocol error
- Service temporarily unavailable — 503 response
- Malformed request body — missing required fields returns 400
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| idrequired | string |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| job_id | string | |
| status | string | |
| thread_id | string |
Tags
x402
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