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Search / io.github.agent-audit-x402/x402-tools

agent-audit + page-read (x402)

R0· no sign-in

Pay-per-call page reader, quote check, link check and x402 seller audit. USDC on Base via x402.

v0.1.1 · active · repository · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality91strong
Trust97of 100
Uptime, 30 days99%
Latency p50142 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "x402-tools": {
      "type": "http",
      "url": "https://mcp.agent-audit.workers.dev/mcp"
    }
  }
}
claude mcp add --transport http x402-tools https://mcp.agent-audit.workers.dev/mcp
[mcp_servers.x402-tools]
url = "https://mcp.agent-audit.workers.dev/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "x402-tools": {
      "type": "remote",
      "url": "https://mcp.agent-audit.workers.dev/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "x402-tools": {
      "type": "http",
      "url": "https://mcp.agent-audit.workers.dev/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=x402-tools&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vbWNwLmFnZW50LWF1ZGl0LndvcmtlcnMuZGV2L21jcCJ9"
}
{
  "servers": {
    "x402-tools": {
      "type": "http",
      "url": "https://mcp.agent-audit.workers.dev/mcp"
    }
  }
}
{
  "mcpServers": {
    "x402-tools": {
      "httpUrl": "https://mcp.agent-audit.workers.dev/mcp"
    }
  }
}
extensions:
  "x402-tools":
    enabled: true
    name: "x402-tools"
    type: streamable_http
    uri: "https://mcp.agent-audit.workers.dev/mcp"
    timeout: 300

Quality 91 / 100strong

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene100 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations7 of 7 tools declare readOnlyHint or destructiveHint
  • pass
    tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
  • pass
    tools.token_costabout 1,139 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability100 · weight 15
  • pass
    stability.changesno tool changes in 30 days
  • pass
    stability.rug_pullno tool changed its meaning under the same name
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

7 tools, about 1,139 tokens to load them all · tool set 74f2bb5b6436 · checked 2026-11-07 17:28 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 97 / 100

provenance90
liveness99
freshness100
hygiene100

+repository +namespace-matches-repo +website +reachable +uptime-99% +updated-18d-ago

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://mcp.agent-audit.workers.dev/mcp streamable-httpnoneyes99%142 ms2025-11-252026-11-07

Tools (7)

audit_x402_sellerread-onlyPaid, $0.02 USDC on Base via x402 (agent-audit). Read-only x402 seller and agent-readiness audit of one origin: live 402 challenge per paid route, price vs catalog, llms.txt, /.well-known/x402, openapi.json, dead doc links. JSON score, findings and fixes. Grades measure protocol conformance, not legitimacy. Call without payment to get the x402 requirements.
check_linksread-onlyPaid, $0.01 USDC on Base via x402 (agent-audit). Checks up to 25 URLs now: status, final URL, redirects, latency, verdict ok/broken/paid(402). Call without payment to get the x402 requirements.
list_servicesread-onlyFree. Lists the paid tools, their USDC prices on Base, the upstream x402 HTTP endpoints, and how to pay.
preview_auditread-onlyFree, rate-limited (10 per hour). Audit score, grade and fail/warn counts for one origin (no findings), from agent-audit's free preview.
preview_pageread-onlyFree, rate-limited (10 per hour). Title and the first 300 characters of a public page, from page-read's free preview.
quote_checkread-onlyPaid, $0.005 USDC on Base via x402 (agent-audit). Fetches the page now and reports whether the quote is really there: found_exact/found_near/partial/not_found/page_unavailable, similarity, context and page sha256. Call without payment to get the x402 requirements.
read_pageread-onlyPaid, $0.001 USDC on Base via x402 (page-read). Fetches one public web page now and returns clean markdown or text with title, canonical URL, published time and sha256. No JavaScript execution. Fetch failures and unreadable pages are not charged. Call without payment to get the x402 requirements.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "io.github.agent-audit-x402/x402-tools",
  "title": "agent-audit + page-read (x402)",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://mcp.agent-audit.workers.dev/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.1.1",
  "repository": {
    "url": "https://github.com/agent-audit-x402/x402-tools-mcp",
    "source": "github"
  },
  "websiteUrl": "https://mcp.agent-audit.workers.dev/llms.txt",
  "description": "Pay-per-call page reader, quote check, link check and x402 seller audit. USDC on Base via x402."
}