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FreshProof

R0· no sign-in

Timestamped public URL observations with SHA-256 fingerprints, paid in USDC on Base via x402.

v1.0.0 · active · repository · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality74needs work
Trust93of 100
Uptime, 30 days91%
Latency p50362 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "freshproof": {
      "type": "http",
      "url": "https://freshproof.ricardobessellp-11d.workers.dev/mcp"
    }
  }
}
claude mcp add --transport http freshproof https://freshproof.ricardobessellp-11d.workers.dev/mcp
[mcp_servers.freshproof]
url = "https://freshproof.ricardobessellp-11d.workers.dev/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "freshproof": {
      "type": "remote",
      "url": "https://freshproof.ricardobessellp-11d.workers.dev/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "freshproof": {
      "type": "http",
      "url": "https://freshproof.ricardobessellp-11d.workers.dev/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=freshproof&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vZnJlc2hwcm9vZi5yaWNhcmRvYmVzc2VsbHAtMTFkLndvcmtlcnMuZGV2L21jcCJ9"
}
{
  "servers": {
    "freshproof": {
      "type": "http",
      "url": "https://freshproof.ricardobessellp-11d.workers.dev/mcp"
    }
  }
}
{
  "mcpServers": {
    "freshproof": {
      "httpUrl": "https://freshproof.ricardobessellp-11d.workers.dev/mcp"
    }
  }
}
extensions:
  "freshproof":
    enabled: true
    name: "freshproof"
    type: streamable_http
    uri: "https://freshproof.ricardobessellp-11d.workers.dev/mcp"
    timeout: 300

Quality 74 / 100needs work

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 hygiene86 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • warn
    tools.annotationsonly 3 of 4 tools declare readOnlyHint or destructiveHint
  • warn
    tools.directory_hints3 of 4 tools declare all four hints; missing: freshproof_info (readOnlyHint, destructiveHint, idempotentHint, openWorldHint)
  • pass
    tools.token_costabout 1,472 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability50 · weight 15
  • pass
    stability.changes5 tool changes in 30 days
  • fail
    stability.rug_pull2 tools kept their name but changed most of their description in 30 days; review before trusting them
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

4 tools, about 1,472 tokens to load them all · tool set 716f2b1028cc · tools last changed 2026-09-30 · checked 2026-10-19 10:20 UTC

Tool changes

  • verify_urlchangeddescription, input schema, output schema
    before

    Verify what is observable at a public URL before an agent trusts, pays, or acts. Buys a FreshProof observation, creates or returns its Proof Receipt, and immediately evaluates declarative trust policy rules. Set max_age=0 when a fresh public-network request is required.

    after · 53% of words in common

    Verify what is observable at a public URL before an agent trusts, pays, or acts. This paid tool combines observe_url and verify_proof in one call: it buys an observation, creates or returns a Proof Receipt, and evaluates the supplied trust policy. Set max_age=0 when current public-network evidence is required. The result contains both observation evidence and verification with decision PASS, FAIL, or UNKNOWN.

  • verify_proofchangeddescription, input schema, output schemameaning changed
    before

    Verify the deterministic integrity of an existing FreshProof proof receipt and optionally evaluate declarative policy rules. This tool is free and performs no new public-network fetch.

    after · 29% of words in common

    Verify an existing FreshProof Proof Receipt without making a new network request. This free tool checks deterministic receipt integrity and optionally evaluates trust policy rules. Use it when you already have a proof_id from observe_url or verify_url and want to re-check evidence without paying for another observation. The result includes valid, decision (PASS, FAIL, or UNKNOWN), per-rule checks, and the stored receipt.

  • verify_urlchangeddescriptionmeaning changed
    before

    Buy a FreshProof URL observation and immediately evaluate declarative trust policy rules against the resulting proof. This combines observe_url and verify_proof in one paid agent workflow.

    after · 26% of words in common

    Verify what is observable at a public URL before an agent trusts, pays, or acts. Buys a FreshProof observation, creates or returns its Proof Receipt, and immediately evaluates declarative trust policy rules. Set max_age=0 when a fresh public-network request is required.

  • verify_urladded

    Buy a FreshProof URL observation and immediately evaluate declarative trust policy rules against the resulting proof. This combines observe_url and verify_proof in one paid agent workflow.

  • verify_proofadded

    Verify the deterministic integrity of an existing FreshProof proof receipt and optionally evaluate declarative policy rules. This tool is free and performs no new public-network fetch.

Full history: list_changes · trend: quality JSON.

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 93 / 100

provenance80
liveness96
freshness100
hygiene100

+repository +namespace-matches-repo +reachable +uptime-91% +updated-27d-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://freshproof.ricardobessellp-11d.workers.dev/mcp streamable-httpnoneyes91%362 ms2025-11-252026-10-19

Tools (4)

freshproof_infoDescribe FreshProof, its observation semantics, current MCP price and payment network. This tool is free.
observe_urlread-onlyBuy a timestamped FreshProof observation of a public HTTP/HTTPS URL. Returns final URL, observation timestamp, age, HTTP status, SHA-256 body hash, body size, ETag, Last-Modified, fetch duration, and whether the observation came from shared cache or a fresh public-network request. Set max_age=0 when a new public-network request is required. The response body itself is not returned.
verify_proofread-onlyVerify an existing FreshProof Proof Receipt without making a new network request. This free tool checks deterministic receipt integrity and optionally evaluates trust policy rules. Use it when you already have a proof_id from observe_url or verify_url and want to re-check evidence without paying for another observation. The result includes valid, decision (PASS, FAIL, or UNKNOWN), per-rule checks, and the stored receipt.
verify_urlread-onlyVerify what is observable at a public URL before an agent trusts, pays, or acts. This paid tool combines observe_url and verify_proof in one call: it buys an observation, creates or returns a Proof Receipt, and evaluates the supplied trust policy. Set max_age=0 when current public-network evidence is required. The result contains both observation evidence and verification with decision PASS, FAIL, or UNKNOWN.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "io.github.ricksporto/freshproof",
  "title": "FreshProof",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://freshproof.ricardobessellp-11d.workers.dev/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.0.0",
  "repository": {
    "url": "https://github.com/ricksporto/freshproof",
    "source": "github"
  },
  "description": "Timestamped public URL observations with SHA-256 fingerprints, paid in USDC on Base via x402."
}