exa_web_search $0.00875 per call

Search the web. The search endpoint lets you intelligently search the web and extract contents from the results. (Exa · Open web & SEO data)

For AI agents: call exa_web_search
POST https://toll402.dev/v1/p/exa.web.search
{
 "query": "open source vector database written in rust",
 "numResults": 3
}
Answers 402 with x402 payment requirements; pay with any x402 client (@x402/fetch, x402 for Python, toll402-client, toll402-mcp) or send a prepaid-credits key as x-toll402-key (https://toll402.dev/credits). Paid per call via x402 (USDC on Base) or with a prepaid-credits key (x-toll402-key, card at /credits); charged only on success. Start at /llms.txt or connect the MCP server: npx -y toll402-mcp · remote https://toll402.dev/mcp.

Input schema

{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "description": "natural-language or keyword query; Exa's neural index understands meaning, so phrase it as a description of the page you want",
   "examples": [
    "open source vector database written in rust"
   ]
  },
  "numResults": {
   "type": "integer",
   "description": "1-100, default 10. The first 10 are covered by the base price; each result beyond 10 adds $0.001",
   "examples": [
    5
   ]
  },
  "type": {
   "type": "string",
   "description": "auto (default) | instant | fast | deep-lite | deep | deep-reasoning. auto/instant/fast bill the base; use exa.web.search.deep for the deep modes",
   "examples": [
    "auto"
   ]
  },
  "category": {
   "type": "string",
   "description": "focus on one sub-index: company | people | news | publication | personal site | financial report. The people/company/news/publication categories have their own curated routes below"
  },
  "includeDomains": {
   "type": "string",
   "description": "only these hosts or host paths"
  },
  "excludeDomains": {
   "type": "string"
  },
  "startPublishedDate": {
   "type": "string",
   "description": "ISO 8601; only pages published after this"
  },
  "endPublishedDate": {
   "type": "string",
   "description": "ISO 8601"
  },
  "userLocation": {
   "type": "string",
   "description": "two-letter ISO country code to localise results, e.g. US"
  },
  "contents": {
   "type": "object",
   "description": "attach page content to each result: {text: true|{maxCharacters}, highlights: true|{query, maxCharacters}, summary: {query}}. Observed 2026-08-27: highlights on a search were not billed on top of the base; text/summary follow the $1/1k-page "
  }
 },
 "additionalProperties": true,
 "required": [
  "query"
 ],
 "description": "results carry url, title, publishedDate, author, score and any requested contents. Keep numResults at 10 or below to stay at the base price."
}

MCP

{"mcpServers":{"toll402":{"command":"npx","args":["-y","toll402-mcp"],"env":{"TOLL402_WALLET_KEY":"0x..."}}}}

All tools · OpenAPI