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costheta

dev.costheta/costheta · v0.1.0

Verifiable physical randomness from cosmic-ray detections. Free beacon, paid signed decisions.

Connect Remote server

Terminal
claude mcp add --transport http costheta https://costheta.dev/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "costheta": {
      "url": "https://costheta.dev/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "costheta": {
      "type": "http",
      "url": "https://costheta.dev/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://costheta.dev/mcp

Tools 3 found in our last check

  • costheta_random

    Free public random outcome anchored to the latest signed cosmic-ray coincidence pulse. This is a shared beacon: every caller sees the same latest signed pulse until the next muon arrives. For private commitments and retry-safe paid certificates, use costheta_decide.

  • costheta_decide

    Paid x402 Base mainnet tool: commit-and-reveal decision with a signed certificate. Requires PAYMENT-SIGNATURE and idempotency_key.

  • costheta_witness

    Paid x402 Base mainnet tool: witness a caller commitment against a signed pulse certificate. Requires PAYMENT-SIGNATURE and idempotency_key.

Details

Endpointhttps://costheta.dev/mcp (Streamable HTTP)
First published12 Aug 2026
Last updated12 Aug 2026
Registry namedev.costheta/costheta

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