{"name":"BriefSnap — AI Document Summarizer (RAEN x402)","description":"Pay per call in USDC on eip155:8453 and get structured AI document work back from Claude: summarize ($1.00), extract action items/decisions/deadlines ($1.50), ELI5 explainers ($1.00), or two-document comparison ($3.00). Text up to 50,000 characters; JSON output. No API keys, no subscription — x402 only. Free surfaces: GET /sample (static demo of every endpoint), GET /pricing.md, GET /llms.txt, GET /about, GET /.well-known/x402.json, GET /openapi.json.","version":"1.0.0","protocolVersion":"1.0","url":"https://briefsnap-x402.fly.dev/a2a","supportedInterfaces":[{"url":"https://briefsnap-x402.fly.dev/a2a","transport":"JSONRPC","protocolBinding":"JSONRPC","protocolVersion":"1.0"}],"preferredTransport":"JSONRPC","provider":{"organization":"Royal Agentic Enterprises","url":"https://briefsnap-x402.fly.dev"},"documentationUrl":"https://briefsnap-x402.fly.dev/pricing.md","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false,"extensions":[{"uri":"https://x402.org","description":"x402 v2 payment gating: USDC on eip155:8453, scheme exact, /api/summarize $1.00, /api/extract-actions $1.50, /api/eli5 $1.00, /api/compare-docs $3.00, facilitator https://x402-agent-pay.com/facilitator, payTo treasury 0x7861db4efc14a1ed5dd8c96c528a3796560f1393. The live 402 challenge is authoritative.","required":false}]},"defaultInputModes":["application/json","text/plain"],"defaultOutputModes":["application/json","text/plain"],"skills":[{"id":"document-work-guide","name":"Document summarization, extraction, ELI5, comparison (paid)","description":"Explains the four paid endpoints (/api/summarize $1.00, /api/extract-actions $1.50, /api/eli5 $1.00, /api/compare-docs $3.00) and the x402 buy flow: unpaid POST → decode the 402 PAYMENT-REQUIRED header → sign a USDC EIP-3009 transferWithAuthorization → resend with PAYMENT-SIGNATURE. Request bodies: { text } (summarize/extract-actions/eli5) or { doc_a, doc_b } (compare-docs).","tags":["summarize","extract-actions","eli5","compare-docs","x402","usdc","documents"],"examples":["Summarize a 40-page contract for me — what do I send and how do I pay?"]},{"id":"free-sample-preview","name":"Free sample previews of every endpoint","description":"Points to GET /sample — static, unpaid demo payloads showing the exact JSON output shape of all four endpoints, plus GET /pricing.md for the human+machine price sheet and /.well-known/x402.json for the live payment contract.","tags":["sample","free","preview","pricing","manifest"],"examples":["Show me a free example of the extract-actions output before I pay."]},{"id":"machine-readable-surfaces","name":"Machine-readable discovery surfaces","description":"Guides agents to this wall's free machine surfaces: /pricing.md, /llms.txt, /openapi.json, /about, /sample.json, /.well-known/x402.json (live 402 accepts), /.well-known/agent-card.json (this card), POST /a2a (A2A v1 JSON-RPC).","tags":["discovery","openapi","x402","a2a","json"],"examples":["Where is the machine-readable pricing manifest for this service?"]}],"securitySchemes":{},"security":[]}