PreFlyte — DeFi Financial Intelligence for AI Agents

Connect Remote server

claude mcp add --transport http preflyte https://mcp.preflyte.xyz/mcp

{
  "mcpServers": {
    "preflyte": {
      "url": "https://mcp.preflyte.xyz/mcp"
    }
  }
}

{
  "servers": {
    "preflyte": {
      "type": "http",
      "url": "https://mcp.preflyte.xyz/mcp"
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://mcp.preflyte.xyz/mcp

Tools 9 found in our last check

• get_returns

  Query historical DeFi lending returns from the ProfitLens engine. Returns real, empirically measured after-fee returns — not theoretical APY projections. Data is computed from on-chain index ratios every 30 min. Args: api_key: Your PreFlyte API key (required). chain: Filter by c…

• get_ranking

  Get ranked list of best DeFi lending returns, sorted by net APY. Args: api_key: Your PreFlyte API key (required). window_days: Return window — 7, 14, 30, or 90 days. Default 7. strategy: "supply" or "borrow". Default "supply". top_n: Number of top results. Default 10, max 30. Re…

• get_market_snapshot

  Get current market snapshot for a specific lending market. Returns the latest rates, risk parameters, token price, and gas price. This is the foundation of RealityCheck — giving agents ground truth about current market conditions before they act. Args: api_key: Your PreFlyte API…

• verify_claim

  Verify factual claims about current DeFi market conditions. Supports two modes: - Single claim: provide claim_type, value, operator (and protocol/chain/asset as needed). Returns one verification result. - Batch mode: provide a JSON-encoded array in 'claims'. Each element has the…

• assess_opportunity

  Assess the best DeFi opportunity for a given capital amount and strategy. This is the "cold start" tool — call it first to understand where your capital is viable before making any moves. One call gives you chain viability, ranked opportunities, gas impact, and an actionable rec…

• gas_timing

  Tell agents whether now is a good or bad time to transact, based on historical gas patterns. Compares current gas to 24-hour and 7-day averages, identifies the cheapest hours of the day, and estimates reference transaction costs. Args: api_key: Your PreFlyte API key (required).…

• check_entry_viability

  Before entering a lending position, verify that the market is actually open and has capacity. Checks market status (active, frozen, borrowing enabled), supply/borrow caps, and available liquidity. Returns a clear viable/not-viable verdict. Args: api_key: Your PreFlyte API key (r…

• estimate_net_position

  Detailed financial estimate for a specific lending position — what will I actually earn (or pay) after gas costs? Combines current live rates, gas costs, and historical computed returns to project net yield over a holding period. Args: api_key: Your PreFlyte API key (required).…

• check_pool_viability

  Before swapping on Uniswap V3, check if pools have sufficient liquidity for the intended trade size. Finds all matching pools for a token pair, assesses trade impact relative to pool TVL, and recommends the best pool. Args: api_key: Your PreFlyte API key (required). chain: Chain…

Details

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