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Api Endpoint

Base USDC lending APY

Base USDC lending APY. Live USDC lending yield on Base, read on-chain: Aave V3 USDC vs Morpho Gauntlet USDC Prime. Size-aware pick for parking idle USDC: USD per year, days to break even vs Base gas, skip if entry is uneconomic. Conservative two venues only. No leverage, looping, memecoins, or perps.

Open interactive test console

Offering

Provider
raptor-base-yields.vercel.app
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Blockchain And Crypto
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://raptor-base-yields.vercel.app/v1/yields
MIME type
application/json
First seen
2026-10-16T01:50:14.534Z
Last seen
Tags
USDC, yield, apy, lending, Base

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0x1e84F1F4E83DdFc91F8D5298b0Cf49da34D041a6"
  }
]

Observed health

Status
Healthy
Latest latency
53 ms
Average latency
558 ms
HTTP status
402
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "amountUsdc": {
          "type": "number",
          "description": "Optional USDC units for the recommendation. Omit to use the documented example size of 100 USDC; clients can scale with usdPerYearPerUsdc."
        },
        "for": {
          "type": "string",
          "description": "Optional Base 0x address. When set, the recommendation size is that wallet's native USDC balance.",
          "pattern": "^0x[0-9a-fA-F]{40}$"
        }
      },
      "additionalProperties": false,
      "description": "Optional amountUsdc and/or for. Returns live Base USDC supply yields for Aave V3 and Morpho Gauntlet USDC Prime plus a size-aware recommendation."
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "additionalProperties": false,
          "description": "Optional amountUsdc and/or for. Returns live Base USDC supply yields for Aave V3 and Morpho Gauntlet USDC Prime plus a size-aware recommendation.",
          "properties": {
            "amountUsdc": {
              "description": "Optional USDC units for the recommendation. Omit to use the documented example size of 100 USDC; clients can scale with usdPerYearPerUsdc.",
              "type": "number"
            },
            "for": {
              "description": "Optional Base 0x address. When set, the recommendation size is that wallet's native USDC balance.",
              "pattern": "^0x[0-9a-fA-F]{40}$",
              "type": "string"
            }
          },
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "properties": {
            "asOf": {
              "description": "ISO-8601 time of the live fetch",
              "type": "string"
            },
            "asset": {
              "description": "Native USDC on Base",
              "properties": {
                "address": {
                  "description": "USDC contract on Base",
                  "type": "string"
                },
                "decimals": {
                  "type": "integer"
                },
                "symbol": {
                  "type": "string"
                }
              },
              "type": "object"
            },
            "chain": {
              "description": "Always base",
              "type": "string"
            },
            "chainId": {
              "description": "Base mainnet chain id 8453",
              "type": "integer"
            },
            "conservative": {
              "description": "Ranking among the two named venues only. Not a deposit instruction.",
              "type": "object"
            },
            "recommendation": {
              "description": "Amount-aware pick: preferredVenue, usdPerYear on principalUsdc (example 100 USDC if omitted), gasUsdEnter, daysToBreakEven, skipIfUneconomic. Scale with usdPerYearPerUsdc.",
              "type": "object"
            },
            "venues": {
              "description": "Aave V3 USDC pool and Morpho Gauntlet USDC Prime vault",
              "type": "array"
            }
          },
          "required": [
            "chain",
            "chainId",
            "asset",
            "asOf",
            "venues",
            "conservative",
            "recommendation"
          ],
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}