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Exa | Web Search API, AI Search Engine, & Website Crawler
externalReal-time AI search engine with a powerful web search API, web crawling API, SERP API, and deep research tools. Search and extract structured content from websites and live data.
by Exa1 endpoint100% uptime192ms avg
Price
from $0.0070
per request
Network
base
Category
ai
On-chain txns
48
Uptime
100%
Avg latency
192ms
Checks
160
Status
Healthy
Base URL
https://api.exa.ai
Endpoints (1)
Discovered from on-chain x402 payment activity. Prices shown are per-call in USDC.
POST/search
base$0.0070
Exa /search endpoint
Payment
How to call
Via APIHub (recommended)No wallet · pay with credits · gasless
# one-time setup
npx @apihubio/cli register
npx @apihubio/cli topup 10
# call it
npx @apihubio/cli call https://api.exa.ai \
-X POST \
-d '{ /* check provider docs for input */ }'
# or save it to Claude/Cursor/Codex
npx @apihubio/cli install
npx @apihubio/cli add https://api.exa.aiAPIHub pays the provider on your behalf and debits your credit balance for the exact amount. No wallet setup, no gas, no per-call signing.
Via direct x402 (advanced)Bring your own wallet
import { wrapFetchWithPayment } from "@x402/fetch";
import { createWalletClient, http } from "viem";
import { privateKeyToAccount } from "viem/accounts";
import { base } from "viem/chains";
const account = privateKeyToAccount("0xYOUR_PRIVATE_KEY");
const client = createWalletClient({ account, chain: base, transport: http() });
const x402Fetch = wrapFetchWithPayment(client);
const res = await x402Fetch("https://api.exa.ai", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ /* check provider docs for input */ }),
});
const data = await res.json();Requires USDC on Base and gas on each call. The @x402/fetch client signs EIP-3009 transferWithAuthorization for each 402 response and retries.
This is an external service not operated by APIHub. Listing data is sourced from public on-chain records and third-party indexes. Payment goes directly to the service provider via the x402 protocol. APIHub does not guarantee availability, accuracy, or quality of external services.