diff
ActiveTool of io.github.mercuryx402/mercury-x402-mcp
URL + prior content-hash (or prior text) -> refetch, deterministic change-proof: changed? + a NEW signed receipt binding fromHash->toHash. Stateless; receipts chain into a tamper-evident audit trail of a page's evolution. Keyless x402, Base mainnet USDC. — $0.006/call
Parameters schema
{
"type": "object",
"required": [
"url"
],
"properties": {
"url": {
"type": "string",
"maxLength": 2048,
"description": "the page to re-fetch + diff (http/https)"
},
"format": {
"enum": [
"text",
"markdown"
],
"type": "string",
"description": "compare cleaned text (default) or structure-preserving markdown"
},
"prevHash": {
"type": "string",
"maxLength": 66,
"description": "prior content hash (0x + 64 hex sha256) from an earlier MERCURY fetch/diff receipt. Gives a hash-only change-proof (changed? true/false). Use this OR prevText."
},
"prevText": {
"type": "string",
"maxLength": 262144,
"description": "prior page text to diff against. Gives a full deterministic line-level diff (added/removed counts + unified-style hunk) on top of the change-proof. Use this OR prevHash."
}
},
"additionalProperties": false
}No endpoints wrapped at confidence ≥ 0.70.
Parent server
io.github.mercuryx402/mercury-x402-mcp
https://github.com/mercuryx402/mercury-x402-mcp
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