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merona — x402 settlement index

R0· no sign-in

See what actually settles on x402: wash-adjusted volume, payTo checks. Free, no key, no signup.

v1.0.1 · active · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality91strong
Trust76of 100
Uptime, 30 days97%
Latency p50365 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "settlement-index": {
      "type": "http",
      "url": "https://api.merona.io/mcp"
    }
  }
}
claude mcp add --transport http settlement-index https://api.merona.io/mcp
[mcp_servers.settlement-index]
url = "https://api.merona.io/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "settlement-index": {
      "type": "remote",
      "url": "https://api.merona.io/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "settlement-index": {
      "type": "http",
      "url": "https://api.merona.io/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=settlement-index&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vYXBpLm1lcm9uYS5pby9tY3AifQ%3D%3D"
}
{
  "servers": {
    "settlement-index": {
      "type": "http",
      "url": "https://api.merona.io/mcp"
    }
  }
}
{
  "mcpServers": {
    "settlement-index": {
      "httpUrl": "https://api.merona.io/mcp"
    }
  }
}
extensions:
  "settlement-index":
    enabled: true
    name: "settlement-index"
    type: streamable_http
    uri: "https://api.merona.io/mcp"
    timeout: 300

Quality 91 / 100strong

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-06-18; 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.annotations4 of 4 tools declare readOnlyHint or destructiveHint
  • pass
    tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
  • pass
    tools.token_costabout 731 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

4 tools, about 731 tokens to load them all · tool set a8ab0b53c78f · checked 2026-10-19 15:15 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 76 / 100

no-repository
provenance45
liveness99
freshness85
hygiene80

+dns-namespace +reachable +uptime-97% ~updated-74d-ago -no-repository

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://api.merona.io/mcp streamable-httpnoneyes97%365 ms2025-06-182026-10-19

Tools (4)

clean_statsread-onlyGet wash-adjusted x402 settlement volume per chain — spend that survives removal of funded loops and self-dealing cycles, which can differ from raw transfer totals by orders of magnitude. Returns clean settlement count, clean volume in USD and an as-of date per chain. Takes no arguments. Free, no key. These are the figures published on merona.io.
mismatch_feedread-onlyList x402 endpoints currently advertising one payout address while asking payers for another, from merona's nightly probe of the public catalog — the top 10 entries with advertised vs live addresses, full counts and as-of dates (complete feed, uncapped: merona.io/mismatches.json). Takes no arguments. Free, no key. Use payto_check instead when you already have a specific address or endpoint to check.
payto_checkread-onlyCheck whether an x402 endpoint or wallet pays out where it claims to, before your agent sends funds. Takes one wallet address or endpoint URL. Returns any catalog-vs-live payout mismatch, dated payout-rotation history, and whether the address has settled on chain. Free, no key. Use mismatch_feed instead to list every known mismatch. Records are dated facts, not accusations, and no record found is not a clearance.
trust_scoreread-onlyScore a specific seller wallet before paying it: wash-aware m.Score with an A–F grade, component breakdown, wash flags including multi-hop cycle detection, and the snapshot SHA so the result can be re-derived independently. Requires chain and address. Free — no key or payment needed. Optional: pass payment=<base64 X-PAYMENT payload> to pay $0.001 via x402 and receive a settlement-receipted response.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "io.merona/settlement-index",
  "title": "merona — x402 settlement index",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://api.merona.io/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.0.1",
  "description": "See what actually settles on x402: wash-adjusted volume, payTo checks. Free, no key, no signup."
}