Metered Gemini

Last 30 days

Uptime

100%

Response time

185 ms typical, 185 ms slowest 5%

Last check

2 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://agent402.tools/v1/metered/gemini" \
  -H "content-type: application/json" \
  -d '{"contents":[{"parts":[{"text":"Summarize x402 in one sentence."}],"role":"user"}],"generationConfig":{"maxOutputTokens":256}}'

import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fagent402.tools%2Fv1%2Fmetered%2Fgemini
const res = await pay("https://agent402.tools/v1/metered/gemini", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"contents":[{"parts":[{"text":"Summarize x402 in one sentence."}],"role":"user"}],"generationConfig":{"maxOutputTokens":256}}),
});
console.log(await res.json());

Example input

{
  "contents": [
    {
      "parts": [
        {
          "text": "Summarize x402 in one sentence."
        }
      ],
      "role": "user"
    }
  ],
  "generationConfig": {
    "maxOutputTokens": 256
  }
}

Example output

{
  "candidates": [
    {
      "content": {
        "parts": [
          {
            "text": "x402 is an HTTP-native way for agents to pay per request with USDC."
          }
        ],
        "role": "model"
      },
      "finishReason": "STOP",
      "index": 0
    }
  ],
  "modelVersion": "google/gemini-3.5-flash-lite",
  "usageMetadata": {
    "candidatesTokenCount": 18,
    "promptTokenCount": 14,
    "totalTokenCount": 32
  }
}

Security scan

• No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

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