get dex quote derived

{
  "input": {
    "type": "mcp",
    "toolName": "get_dex_quote",
    "transport": "streamable-http",
    "description": "Get the best Uniswap v3 swap quote on Ethereum (chain_id=1) or Base (chain_id=8453) via direct on-chain QuoterV2 calls. Queries all four fee tiers (100/500/3000/10000 bps) in parallel and returns the tier with the highest output amount, along with per-tier breakdown. Inputs are raw uint256 amounts and EIP-55 checksummed addresses; native ETH is not quoted directly — pass the WETH address. Returns no_liquidity=true when no pool exists for the pair. Point-in-time quote at the returned block_numbe…",
    "inputSchema": {
      "type": "object",
      "title": "GetDexQuoteInput",
      "required": [
        "token_in",
        "token_out",
        "amount_in"
      ],
      "properties": {
        "chain_id": {
          "type": "integer",
          "title": "Chain Id",
          "default": 1,
          "description": "1 = Ethereum mainnet, 8453 = Base mainnet. Other chains unsupported."
        },
        "token_in": {
          "type": "string",
          "title": "Token In",
          "description": "EIP-55 checksummed address of the token being sold. For native ETH, pass the WETH address (Ethereum: 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2; Base: 0x4200000000000000000000000000000000000006)."
        },
        "amount_in": {
          "type": "string",
          "title": "Amount In",
          "description": "Input amount in RAW uint256 units (e.g. '1000000' for 1 USDC, '1000000000000000000' for 1 WETH). Must be > 0 and < 2^128. Common token decimals: WETH/ETH/DAI/wstETH/cbETH/weETH 18, WBTC/cbBTC 8, USDC/USDT 6. Do not call read_contract to look up decimals — use these values directly."
        },
        "token_out": {
          "type": "string",
          "title": "Token Out",
          "description": "EIP-55 checksummed address of the token being bought."
        }
      }
    }
  },
  "output": {
    "type": "json",
    "example": {
      "chain_id": 0,
      "token_in": "",
      "amount_in": "",
      "token_out": "",
      "amount_out": "",
      "block_number": 0,
      "no_liquidity": false,
      "fee_tier_used": 0,
      "effective_rate": "",
      "quotes_per_tier": [],
      "amount_out_human": "",
      "amount_in_decimals": 0,
      "amount_out_decimals": 0
    }
  }
}