MERCURY

MERCURY Web Fetch A2A Agent

Agent-to-Agent (A2A 0.3.0) surface for "MERCURY Web Fetch", published as a conformant agent card at https://network.mercury-hq.com/.well-known/agent-card.json (and the legacy /.well-known/agent.json, byte-identical) with one skill (web-fetch), JSONRPC preferred transport, an x402 security scheme (pay per call, $0.003 USDC on Base) and an ERC-8004 registration (agentId 54791 on eip155:8453). The JSON-RPC endpoint https://network.mercury-hq.com/a2a implements message/send only (tasks/get answers -32601 "Mercury implements message/send"); an unpaid message/send returns a free preview with the page title and status and points at the paid /buy/fetch route. GET on /a2a 307-redirects to the card.

GitHub

Documentation

📖
Documentation
https://network.mercury-hq.com/university/docs/web-fetch
📖
Authentication
https://raw.githubusercontent.com/api-evangelist/mercury-hq-com/refs/heads/main/authentication/mercury-hq-com-authentication.yml

Other Resources

🔗
AgentCard
https://raw.githubusercontent.com/api-evangelist/mercury-hq-com/refs/heads/main/a2a/mercury-hq-com-a2a.yml
🔗
Conformance
https://raw.githubusercontent.com/api-evangelist/mercury-hq-com/refs/heads/main/conformance/mercury-hq-com-conformance.yml

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API entry from apis.yml

apis.yml Raw ↑ 
name: MERCURY Web Fetch A2A Agent
description: Agent-to-Agent (A2A 0.3.0) surface for "MERCURY Web Fetch", published as a conformant agent
  card at https://network.mercury-hq.com/.well-known/agent-card.json (and the legacy /.well-known/agent.json,
  byte-identical) with one skill (web-fetch), JSONRPC preferred transport, an x402 security scheme (pay
  per call, $0.003 USDC on Base) and an ERC-8004 registration (agentId 54791 on eip155:8453). The JSON-RPC
  endpoint https://network.mercury-hq.com/a2a implements message/send only (tasks/get answers -32601 "Mercury
  implements message/send"); an unpaid message/send returns a free preview with the page title and status
  and points at the paid /buy/fetch route. GET on /a2a 307-redirects to the card.
image: https://network.mercury-hq.com/favicon.svg
humanURL: https://network.mercury-hq.com/university/docs/web-fetch
baseURL: https://network.mercury-hq.com/a2a
tags:
- A2A
- Agents
- JSON-RPC
- x402
- Web Scraping
properties:
- type: AgentCard
  url: a2a/mercury-hq-com-a2a.yml
- type: Documentation
  url: https://network.mercury-hq.com/university/docs/web-fetch
- type: Authentication
  url: authentication/mercury-hq-com-authentication.yml
- type: Conformance
  url: conformance/mercury-hq-com-conformance.yml