ContextWire

Free search API for AI agents with 105 engines, 22 search profiles, and 94.3% SimpleQA accuracy. MCP server included.

ContextWire MCP Server

License: MIT MCP SimpleQA Free Tier

A Model Context Protocol server that gives AI agents access to web search across 105 engines, academic research, content extraction, and more.

94.3% accuracy on SimpleQA benchmark.

Quick Setup

Add to your MCP client config (Claude Desktop, Claude Code, Cursor, etc.):

{
  "mcpServers": {
    "contextwire": {
      "url": "https://contextwire.dev/mcp"
    }
  }
}

No local server needed — it's a hosted MCP endpoint.

Tools

ToolDescription
Ask a factual question → synthesized answer with sources
Web search across 105 engines with 14 search profiles
Extract clean text/markdown from any URL
Search academic papers (arXiv, PubMed, Semantic Scholar, etc.)
Run multiple searches in parallel

Search Profiles

ProfileEnginesBest for
Google, Bing, DDG, WikipediaGeneral search
Google News, Bing NewsCurrent events
arXiv, PubMed, Semantic ScholarResearch papers
GitHub, StackOverflowProgramming
Hacker News, Lobsters, RedditDeveloper news
Yahoo Finance, market dataFinancial data
GitHub, GitLabCode repositories
npm, PyPI, crates.ioPackage search
CVE databasesSecurity advisories
Reddit, TwitterSocial media
Wikipedia, WiktionaryReference material
Google Images, Bing ImagesImage search
YouTube, VimeoVideo search
All 105 enginesMaximum coverage

API Examples

Ask a question

curl "https://contextwire.dev/api/ask" \
  -H "Authorization: Bearer YOUR_KEY" \
  -d '{"q": "What is the current price of Bitcoin?"}'

Search with profiles

curl "https://contextwire.dev/api/search?q=rust+async+tutorial&profile=code" \
  -H "Authorization: Bearer YOUR_KEY"

Extract a page

curl "https://contextwire.dev/api/extract?url=https://example.com&format=markdown" \
  -H "Authorization: Bearer YOUR_KEY"

Free Tier

  • 1,000 queries/month — no credit card required
  • BYOK supported — bring your own LLM key to save credits
  • /bin/bash LLM cost — default model is free via OpenRouter

Get your API key at contextwire.dev.

Node.js SDK

npm install @contextwire/sdk
import { ContextWire } from '@contextwire/sdk';

const cw = new ContextWire('YOUR_API_KEY');
const answer = await cw.ask('Who invented the transistor?');
console.log(answer.answer);

SDK repo: github.com/keptlive/contextwire-sdk

Links

License

MIT

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