81trust / 100
Discover
by mcp-discovery in Onchain & crypto
x402 APIPassing, checked 3 h ago
Find MCP servers matching a need, ranked by semantic similarity over a curated snapshot of MCP servers. Returns name, endpoint, description, source registry and a 0-1 relevance per match. Paid POST: up to 25 matches. Try GET /discover/sample.
POST https://x402.agentindex.world/discover
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 74 ms typical, 74 ms slowest 5%
- Last check
- 3 h ago
- Next check
- any minute now
How to call it
# See the payment challenge (nothing is charged)
curl -i -X POST "https://x402.agentindex.world/discover" \
-H "content-type: application/json" \
-d '{"q":"read a PDF and give me markdown"}'import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client().register(
"eip155:8453",
new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fx402.agentindex.world%2Fdiscover
const res = await pay("https://x402.agentindex.world/discover", {
method: "POST",
headers: { "content-type": "application/json" },
body: JSON.stringify({"q":"read a PDF and give me markdown"}),
});
console.log(await res.json());Example input
{
"q": "read a PDF and give me markdown"
}Example output
{
"matches": 3,
"min_similarity": 0.3,
"q": "read a PDF and give me markdown",
"results": [
{
"description": "Extract a public PDF into clean markdown text, plus metadata and a real token count.",
"name": "PDF Extract MCP",
"observed_at": "2026-09-02T19:07:49.374328Z",
"registry": "registre-mcp",
"relevance": 0.7211,
"url": "https://example.org/mcp/"
},
{
"description": "Document conversion to markdown and structured text for LLM agents.",
"name": "Docling Server",
"observed_at": "2026-09-10T12:00:00Z",
"registry": "annuaire",
"relevance": 0.6487,
"url": null
},
{
"description": "Deep code indexing for AI agents. FTS5 + embeddings + call graphs. Fully local.",
"name": "Srclight",
"observed_at": "2026-09-15T08:30:00Z",
"registry": "registre-mcp",
"relevance": 0.4102,
"url": "https://example.com/mcp/"
}
],
"snapshot_date": "2026-09-18",
"snapshot_rows": 10327
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 3 h ago | Passed | 402 | 218 ms | $0.001 |
| 8 h ago | Passed | 402 | 74 ms | $0.001 |