FreshProof
Timestamped public URL observations with SHA-256 fingerprints, paid in USDC on Base via x402.
Should I use this
Quality & Safety
Findings (1)
- LOWTool 'freshproof_info' description lacks action verbin freshproof_info
Based on automated analysis of tool definitions and protocol compliance.
Context Cost
This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.
Install
One-Click Install
Add this to your `claude_desktop_config.json` file:
{
"mcpServers": {
"freshproof": {
"url": "https://freshproof.ricardobessellp-11d.workers.dev/mcp"
}
}
}Remote endpoints
https://freshproof.ricardobessellp-11d.workers.dev/mcpstreamable-httpWhat it can do
Tool inventory
Tools (2)
🟢freshproof_info
Describe FreshProof, its observation semantics, current MCP price and payment network. This tool is free.
Input Schema
{
"type": "object",
"properties": {},
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢observe_url(url, max_age)
Buy a timestamped FreshProof observation of a public HTTP/HTTPS URL. Returns final URL, observation timestamp, age, HTTP status, SHA-256 body hash, body size, ETag, Last-Modified, fetch duration, and whether the observation came from shared cache or a fresh public-network request. Set max_age=0 when a new public-network request is required. The response body itself is not returned.
Input Schema
{
"type": "object",
"properties": {
"url": {
"type": "string",
"format": "uri",
"description": "Public HTTP or HTTPS URL to observe"
},
"max_age": {
"description": "Maximum acceptable observation age in seconds. Defaults to 300. Set to 0 to force a fresh public-network request.",
"type": "integer",
"minimum": 0,
"maximum": 9007199254740991
}
},
"required": [
"url"
],
"$schema": "http://json-schema.org/draft-07/schema#"
}Community
Evidence