Fermat

xyz.phase.ai/gateway · v0.3.0 · communication

Fermat is healthy: it completed an MCP handshake in 2024 ms and exposes 7 tools.

OpenAI-compatible LLM gateway: pay per request with an API key, signed receipt for each call.

Endpoint: https://mcp.fermat.ai.phase.xyz/mcp (streamable-http)

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Facts

Users (last 30 days)0
HandshakeHealthy
Auth neededNone
Tool count7
Latency2024 ms
Last checked (UTC)2026-10-22T10:50:22.942Z

Health history

Checked (UTC)StatusLatencyError
2026-10-22T10:50:22.942ZHealthy2024

Tools (7)

chatRun a chat completion on the Phase AI gateway, paid from the Phase API key or the wallet this server uses (free models cost nothing). Returns the answer, actual price, task id for the receipt and usage.
embedCompute embeddings on the Phase AI gateway (paid from the Phase API key or the wallet).
keyBalance, daily cap and spend of the Phase API key this server pays with (key mode).
list_modelsList models of the Phase AI gateway with prices (USD per 1M tokens, fee per call) and layer (flagship | open | class | free).
quoteGet the price ceiling for a chat request without paying (the gateway's 402 quote).
receiptFetch the public receipt of a paid request by task id (model, provider, tokens, price, settlement tx, request/response hashes, signatures) and its Merkle proof once the weekly epoch is closed.
sessionSaved chat sessions on the Phase AI gateway: create one (returns an id and a shareable /s/<id> link), read its thread, list the wallet's sessions (wallet mode only: signed with the wallet key, no transaction), or delete one. Pass the id as `session` to chat and the gateway carries the context betwee