A2A — Agent-to-Agentv1.0.0

Agent x402 Paywall (NEW)

Coinbase HTTP 402 + on-chain settlement. Agents pay per-call without a Stripe account. USDC on Base/Polygon/Solana + Lightning. Pure HTTP. The plumbing for the agent economy.

Install

# with uv (fast)
uvx agent-x402-paywall-mcp

# or pip
pip install agent-x402-paywall-mcp

Claude Code

{
  "mcpServers": {
    "agent-x402-paywall": {
      "command": "uvx",
      "args": ["agent-x402-paywall-mcp"]
    }
  }
}

Part of the A2A Substrate

Bundle for £999/mo →

Self-host MIT for free · or get the managed substrate with one signed evidence chain across all MCPs in this category.

Sources

GitHub: github.com/CSOAI-ORG/agent-x402-paywall-mcp
PyPI: pypi.org/project/agent-x402-paywall-mcp
MCP Registry: io.github.CSOAI-ORG/agent-x402-paywall-mcp
Licence: MIT (CSOAI LTD · UK Companies House 16939677)

Sister MCPs in A2A — Agent-to-Agent

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MEOK AI Labs · CSOAI LTD · UK Companies House 16939677

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