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Exa Search
by Exa neural web search in Search & web
x402 APIPassing, checked 3 h ago
Neural (embedding-based) web search over Exa's curated index, which finds pages by meaning rather than keyword overlap. Use it when a keyword engine returns the wrong thing: conceptual questions, 'pages like this one', or niche technical writing. Returns up to 10 results with title, URL, published date and author. Complements the Brave-backed web search rather than replacing it.
POST https://agent402.tools/api/exa-search
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 234 ms typical, 234 ms slowest 5%
- Last check
- 3 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/api/exa-search" \
-H "content-type: application/json" \
-d '{"numResults":5,"query":"how agent-to-agent micropayment protocols settle onchain"}'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 $0.03:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fagent402.tools%2Fapi%2Fexa-search
const res = await pay("https://agent402.tools/api/exa-search", {
method: "POST",
headers: { "content-type": "application/json" },
body: JSON.stringify({"numResults":5,"query":"how agent-to-agent micropayment protocols settle onchain"}),
});
console.log(await res.json());Example input
{
"numResults": 5,
"query": "how agent-to-agent micropayment protocols settle onchain"
}Example output
{
"count": 1,
"fetchedAt": "2026-09-13T20:00:00.000Z",
"query": "how agent-to-agent micropayment protocols settle onchain",
"results": [
{
"author": null,
"publishedDate": "2026-08-02T00:00:00.000Z",
"text": null,
"title": "What is the x402 payment protocol?",
"url": "https://example.com/x402-explained"
}
],
"searchType": "neural",
"source": "exa"
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 3 h ago | Passed | 402 | 234 ms | $0.012 |