MCP server

FreshProof

io.github.ricksporto/freshproof

Checked 25 Oct 2026, 20:29 UTC · Connected to it and listed its tools

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

Working at last checkAbout 1,630 tokens per request once connected4 tools

https://freshproof.ricardobessellp-11d.workers.dev/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Working at last check
Tools: 4
Token cost: About 1,630 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 25 Oct 2026, 20:29 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http freshproof https://freshproof.ricardobessellp-11d.workers.dev/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.freshproof]
url = "https://freshproof.ricardobessellp-11d.workers.dev/mcp"

Gemini CLI

{"mcpServers":{"freshproof":{"httpUrl":"https://freshproof.ricardobessellp-11d.workers.dev/mcp"}}}

Cursor

{"mcpServers":{"freshproof":{"url":"https://freshproof.ricardobessellp-11d.workers.dev/mcp"}}}

VS Code

{"servers":{"freshproof":{"type":"http","url":"https://freshproof.ricardobessellp-11d.workers.dev/mcp"}}}

Antigravity

agy mcp add freshproof https://freshproof.ricardobessellp-11d.workers.dev/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"freshproof","server_url":"https://freshproof.ricardobessellp-11d.workers.dev/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"freshproof","server_url":"https://freshproof.ricardobessellp-11d.workers.dev/mcp"}

freshproof_info ~72 tokens
Describe FreshProof, its observation semantics, current MCP price and payment network. This tool is free.
observe_url ~238 tokens
Buy 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
verify_proof ~653 tokens
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
verify_url ~667 tokens
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 i

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