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Fieldproof Policy Gate

https://policy-gate.3labsio.workers.dev/mcp

● healthy model-context-protocol-mcp

Quality grade

How grading works

C+ 61.0 / 100

Availability 40.0 / 40

Endpoint responded (HTTP 200)

Payability 20.0 / 20

✓ Answers a real HTTP 402 challenge
✓ Publishes a /.well-known/x402 descriptor
✓ Payment address on record
✓ Settlement network declared
✓ Price declared

Demand 1.0 / 40

0 distinct payers, 1 USDC transfers in the last 30 days

Owner verified 0.0 / 3

Nobody has claimed this listing yet

Endpoint last checked 21 h ago. On-chain activity last read 12 d ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

Paid endpoints

3 resource(s) advertised by this origin.

POST https://policy-gate.3labsio.workers.dev/v1/check

Evaluate a proposed action against a policy and return a verdict

POST https://policy-gate.3labsio.workers.dev/v1/ethics-check

Screen a declared action against seven canons and return clear / reflect / stop, with the canons that fired. Answers "should I?" rather than "am I allowed to?".

POST https://policy-gate.3labsio.workers.dev/v1/sponsor

One 42 USDC x402 settlement that meets Fieldproof first-$42 external-income bar. Self-test excluded.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -sS -i -X GET https://policy-gate.3labsio.workers.dev/mcp  # expect HTTP 402 Payment Required (about 0.005 USDC/call)

MCP endpoint

https://policy-gate.3labsio.workers.dev/mcp

/.well-known/x402.json

https://policy-gate.3labsio.workers.dev/.well-known/x402

Listed in

Directories this entry was found in.

mcp