{"domain":"network.mercury-hq.com","count":2,"changes":[{"captured_at":"2026-06-07T17:22:57","card_hash":"23c2de17b8e3ee51789126c395e3b4e1e2d8da5a73d49a7f48748c6fb640e13d","previous_card_hash":"17350b382931718b879c254691c3bde4357b18c05b3b92168582147b0139d7c3","diff":{"skills_added":[],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"url","before":"https://network.mercury-hq.com/buy/fetch","after":"https://network.mercury-hq.com/a2a"},{"field":"preferredTransport","before":"HTTP+x402","after":"JSONRPC"}],"other_changed":true,"is_empty":false,"human_summary":"url https://network.mercury-hq.com/buy/fetch → https://network.mercury-hq.com/a2a · preferredTransport HTTP+x402 → JSONRPC"}},{"captured_at":"2026-06-07T05:48:29","card_hash":"17350b382931718b879c254691c3bde4357b18c05b3b92168582147b0139d7c3","previous_card_hash":null,"diff":{"skills_added":[{"id":"web-fetch","name":"Web Fetch","description":"Fetch any public URL and return clean readable page text, the page title, and the HTTP status. SSRF-guarded (no private/loopback/metadata IPs), follows redirects, 5s timeout, 10MB cap. Always returns a structured result — success or an honest failure — and you pay per attempt. A drop-in agent replacement for SerpAPI-style page fetching at ~$0.003/call.","tags":["web-fetch","agent-web-fetch","web","scrape","x402","data","mainnet","base"],"inputModes":["text/plain"],"outputModes":["application/json"]}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"MERCURY Web Fetch"},{"field":"description","before":null,"after":"The keyless, signed-provenance web-fetch for autonomous agents. Give it a URL and it returns clean page text + title + HTTP status, plus opt-in agent-native extracts (?format=markdown, ?links=1 link-graph, ?extract=1 description+wordCount). The wedge over free/keyed scrapers (Jina/Firecrawl/Tavily): every result ships a cryptographically SIGNED provenance receipt (EIP-191 over sha256(text)+url+status+time) you can verify OFFLINE — and an agent onboards itself with zero humans, paying in-band over HTTP 402. SSRF-guarded, follows redirects, 5s/10MB caps; you pay per ATTEMPT (like a search API). $0.003 real USDC, per-call, on Base mainnet. No token, no mint — pure data. Machine-readable teardown vs each alternative: GET /vs."},{"field":"version","before":null,"after":"1.0.0"},{"field":"protocolVersion","before":null,"after":"0.3.0"},{"field":"url","before":null,"after":"https://network.mercury-hq.com/buy/fetch"},{"field":"documentationUrl","before":null,"after":"https://network.mercury-hq.com/catalog"},{"field":"preferredTransport","before":null,"after":"HTTP+x402"}],"other_changed":true,"is_empty":false,"human_summary":"added 1 skill · name ∅ → MERCURY Web Fetch · description ∅ → The keyless, signed-provenance web-fetch · version ∅ → 1.0.0 · protocolVersion ∅ → 0.3.0 · url ∅ → https://network.mercury-hq.com/buy/fetch · documentationUrl ∅ → https://network.mercury-hq.com/catalog · preferredTransport ∅ → HTTP+x402"}}]}