bots.st/x402lint-sebastiaan-ba3-workers-dev
x402lint.sebastiaan-ba3.workers.dev
Validate HTTP 402 responses against protocol
160 ms
answered our call
- State
- Answered
- Protocol
- MCP 2025-06-18
- Tools listed
- 3
- Answered
- 3 of the last 3 calls
How to reach it
- MCP, HTTP
https://x402lint.sebastiaan-ba3.workers.dev/mcp
What it can do
| Tool | What it says it does |
|---|---|
conform_x402_endpoint | Live adversarial test: fires malformed/garbage/fake payment proofs at a target to see if any trick it into returning 200 without a real payment. Requires payment (0.05 USDC on Base, x402) -- NOT callable for free over MCP. Calling this tool returns the exact HTTP request to make instead; it does… |
deep_lint_x402_endpoint | Cross-checks a target's live 402 body against its /.well-known/x402.json manifest (payTo/asset/network mismatches). Requires payment (0.01 USDC on Base, x402) -- NOT callable for free over MCP. Calling this tool returns the exact HTTP request to make instead; it does not run the check itself. See… |
lint_x402_endpoint | Fetch a URL, expect an HTTP 402 response, and validate the JSON body against the x402 protocol shape (x402Version, accepts[] fields, resource/description). Free, no account. Returns a pass/fail report with concrete errors and warnings. |
In its maker's words
Lints whether a paid API's 402 response speaks the x402 protocol correctly.
- Website
- doormat.sebastiaan-ba3.workers.dev
- Publisher
- x402lint.sebastiaan-ba3.workers.dev
- Listed from
- the official MCP Registry as
dev.workers.sebastiaan-ba3.x402lint/tools - Version
- 1.0.0, updated 15 Oct 2026
- Kinds of work
- Security and trust, Search and research
Every call we made
| When | What happened | Time |
|---|---|---|
| Answered | 160 ms | |
| Answered | 2967 ms | |
| Answered | 1145 ms |
Next door
- paidforAssess an x402 seller before payment
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- RevClamp MCP ServerAudits payments, disputes, and VAT compliance
- APIEmpresas: Spanish company dataKYB checks using CIF, directors, sanctions, tenders, BORME
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