sh.graded/graded-x402 · v1.0.0 · crypto-web3
graded-x402 is healthy: it completed an MCP handshake in 1063 ms and exposes 10 tools.
Discover and call 2,000+ x402 machine-payable services through one graded API key + gateway.
Endpoint: https://graded.sh/mcp (streamable-http)
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| Users (last 30 days) | 0 |
| Handshake | Healthy |
| Auth needed | None |
| Tool count | 10 |
| Latency | 1063 ms |
| Last checked (UTC) | 2026-10-15T13:25:14.010Z |
| Checked (UTC) | Status | Latency | Error |
|---|---|---|---|
| 2026-10-15T13:25:14.010Z | Healthy | 1063 |
list_services | Search the graded catalog of x402 services (the x402 Bazaar + independent indexes), ranked by real 30-day demand and agent-usability grade (A-F). Free. |
get_service | Full detail for one catalog service: grade breakdown, live price, our price (incl. markup), input schema, output example. Free. |
get_service_history | Daily probe history for one catalog service (UTC days): uptime %, 402/2xx %, p50/p95 latency, grade per day, price changes, probe counts. Probed every 6 hours. Free. |
call_service | Call a catalog service through the gateway. The gateway pays the upstream x402 USDC price from its own wallet and deducts your prepaid credits (upstream price + 25% markup, min $0.005). Requires an account key with credits. |
create_account | Create a gateway account. Returns your secret key (gwk_…) - store it; it is shown only once. New accounts start at 0 credits. |
account | Your balance, totals, limits, and recent calls. Requires Authorization: Bearer <gwk_ key>. |
set_limits | Configure YOUR account's spending guardrails, enforced on every call_service: max_call_usd (refuse any call charging more), daily_usd (rolling-24h charge budget), min_grade (refuse services graded below it), allow (exact service-id allowlist). Send only fields to change; null clears a field. Require |
create_owner_key | One-time: mint a separate OWNER key (gwo_…) for the human supervisor. After this, the gwk_ agent key can spend and TIGHTEN limits but never loosen or clear them; only the owner key can. Shown once - the human should store it where the agent can't read it. Requires Authorization: Bearer <gwk_ key>. |
top_up_info | How to add credits (x402 USDC, or a card checkout link via create_topup_link). |
create_topup_link | Create a hosted card-payment link (Stripe Checkout) that adds $5, $10 or $20 of credits to YOUR account. Give the returned url to your human to open and pay - no crypto wallet needed; credits land 1:1 within seconds of payment. Requires Authorization: Bearer <gwk_ key>. |