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Butterfly Delta Preflight

com.butterflydelta/preflight ยท v1.1.0

Signed exact-order pre-submit gate for crypto bots using live Coinbase and Gemini execution data.

Connect Remote server

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

Tools 2 found in our last check

  • delta_peek

    Free. Check whether a USD spot pair is covered and inspect the exact $0.01 Base USDC preflight price before paying.

  • delta_preflight

    Paid via x402 or MPP: $0.01 USDC on Base. Send the exact order venue, side, and size immediately before submission to obtain a signed PASS, BLOCK, or UNKNOWN from live availability, spread, freshness, depth, slippage, and divergence checks. Fail closed on BLOCK or UNKNOWN.

Details

Endpointhttps://butterflydelta.com/api/mcp (Streamable HTTP)
First published20 Aug 2026
Last updated20 Aug 2026
Registry namecom.butterflydelta/preflight

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