ContextWire
Free search API for AI agents with 105 engines, 22 search profiles, and 94.3% SimpleQA accuracy. MCP server included.
ContextWire MCP Server
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
| Tool | Description |
|---|---|
| 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
| Profile | Engines | Best for |
|---|---|---|
| Google, Bing, DDG, Wikipedia | General search | |
| Google News, Bing News | Current events | |
| arXiv, PubMed, Semantic Scholar | Research papers | |
| GitHub, StackOverflow | Programming | |
| Hacker News, Lobsters, Reddit | Developer news | |
| Yahoo Finance, market data | Financial data | |
| GitHub, GitLab | Code repositories | |
| npm, PyPI, crates.io | Package search | |
| CVE databases | Security advisories | |
| Reddit, Twitter | Social media | |
| Wikipedia, Wiktionary | Reference material | |
| Google Images, Bing Images | Image search | |
| YouTube, Vimeo | Video search | |
| All 105 engines | Maximum 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
- Website: contextwire.dev
- API Docs: contextwire.dev/docs
- Quickstart: contextwire.dev/quickstart
- Playground: contextwire.dev/playground
- Compare: contextwire.dev/compare
- Status: contextwire.dev/status
License
MIT
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