402-LAB MCP Server
by kairose-masterio.github.Kairose-master/402-labv0.1.0
Budget-capped x402 buyer: delegate USDC in plain words, agent discovers and pays per call.
context tax
queued
security
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cold start
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freshness
Active13d ago
Install 402-LAB MCP server
No published package or hosted endpoint yet — see the repository README for build-from-source instructions.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| BUYER_PRIVATE_KEY | yes | yes | 0x-prefixed private key of the paying wallet (keep only small amounts) |
| NETWORK | — | — | eip155:84532 (Base Sepolia, default) or eip155:8453 (Base mainnet) |
| MANDATE_MAX_USDC | — | — | Absolute cap any mandate may reach |
| CATALOG_URLS | — | — | Comma-separated seller product.json URLs searched besides the x402 Bazaar |
Freshness
Active — last maintenance signal 13d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-09-27 · 13d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-09-25 · 15d ago · official registry · v0.1.0
FAQ
›Does 402-LAB require an API key?
Yes. It expects BUYER_PRIVATE_KEY, of which 1 is a secret.
›Can I use 402-LAB as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is 402-LAB in the official MCP registry?
Yes, as io.github.Kairose-master/402-lab.