{"id":135143,"name":"MERCURY Web Fetch","description":"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.","card_url":"https://network.mercury-hq.com/.well-known/agent-card.json","endpoint":"https://network.mercury-hq.com/a2a","protocol_version":"0.3.0","first_seen":"2026-10-15T18:06:27.903339+00:00","last_verified":"2026-10-15T18:06:27.903339+00:00","card":{"url":"https://network.mercury-hq.com/a2a","name":"MERCURY Web Fetch","skills":[{"id":"web-fetch","name":"Web Fetch","tags":["web-fetch","agent-web-fetch","web","scrape","x402","data","mainnet","base"],"examples":["Fetch https://example.com and give me the page text","Get the title and status of https://news.ycombinator.com"],"inputModes":["text/plain"],"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.","outputModes":["application/json"]}],"version":"1.0.0","metadata":{"spec":"mercury-storefront/1","x402":{"asset":"USDC","caip2":"eip155:8453","payTo":"0xe10B9d44e72A29B9c19da02981FFCd875308e3C1","price":"$0.003","network":"base","testnet":false,"resource":"https://network.mercury-hq.com/buy/fetch","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"},"erc8004":{"chain":"eip155:8453","owner":"0x6FAf93774F43d2e796eBFE43C05461221DB32C40","agentId":"54791","reviews":"https://network.mercury-hq.com/reviews","identityRegistry":"0x8004A169FB4a3325136EB29fA0ceB6D2e539a432","registrationFile":"https://network.mercury-hq.com/.well-known/erc8004.json","reputationRegistry":"0x8004BAa17C55a88189AE136b182e5fdA19dE9b63"},"discovery":["https://network.mercury-hq.com/.well-known/x402","https://network.mercury-hq.com/catalog","https://network.mercury-hq.com/openapi.json"]},"provider":{"url":"https://network.mercury-hq.com","organization":"MERCURY"},"security":[{"x402":[]}],"description":"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.","trustModels":["reputation"],"capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"registrations":[{"agentId":"54791","agentRegistry":"eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"}],"protocolVersion":"0.3.0","securitySchemes":{"x402":{"type":"x402","asset":"USDC","scheme":"exact","network":"eip155:8453","description":"Pay per call over HTTP 402 (x402 v2). $0.003 real USDC on Base mainnet (CAIP-2 eip155:8453). Settlement via https://api.cdp.coinbase.com/platform/v2/x402."}},"documentationUrl":"https://network.mercury-hq.com/catalog","defaultInputModes":["text/plain"],"defaultOutputModes":["application/json","text/plain"],"preferredTransport":"JSONRPC","additionalInterfaces":[{"url":"https://network.mercury-hq.com/a2a","transport":"JSONRPC"}]},"signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-10-15T18:06:27.903339+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Global A2A Registry","source_url":"https://api.a2a-registry.org/public/agents","last_check":{"checked_at":"2026-10-15T18:06:27.903339+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://network.mercury-hq.com/.well-known/agent-card.json"],"also_observed_in":[{"source_name":"A2A Registry","source_url":"https://a2aregistry.org/api/agents","last_seen":"2026-10-15T18:02:26.072624+00:00"},{"source_name":"Agent Tools Catalog","source_url":"https://agent-tools.cloud","last_seen":"2026-10-15T18:02:26.072624+00:00"},{"source_name":"Global A2A Registry","source_url":"https://api.a2a-registry.org/public/agents","last_seen":"2026-10-15T18:02:26.072624+00:00"}],"skills":[{"skill_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"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":1,"passed":1},"recent_checks":[{"card_url":"https://network.mercury-hq.com/.well-known/agent-card.json","checked_at":"2026-10-15T18:06:27.903339+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":null,"protocol_check":{"checked_at":"2026-10-15T18:06:27.903339+00:00","state":"jsonrpc_no_task_lookup","http_status":200,"detail":"Endpoint answered JSON-RPC, but neither tasks/get (A2A 0.3) nor GetTask (A2A 1.0) is available. Listing does not require task lookup; implement the method matching your advertised version to confirm A2A"},"x402_price_check":null,"events":[],"relationships":[],"verification":{"agent_card_url":"https://network.mercury-hq.com/.well-known/agent-card.json","last_successful_card_check":"2026-10-15T18:06:27.903339+00:00","latest_card_check":{"checked_at":"2026-10-15T18:06:27.903339+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"unsigned","signature_checked_at":"2026-10-15T18:06:27.903339+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":null,"endpoint_tls_reachable":null,"protocol_check_state":"jsonrpc_no_task_lookup","protocol_checked_at":"2026-10-15T18:06:27.903339+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null}}