Multi-source research engine for AI apps. Google, Bing, Wikipedia, CrossRef, and 100+ engines — unified in one API with LLM extraction. Zero cost per query.
Everything your AI app needs to answer questions accurately, backed by real sources.
Google + Bing via SearXNG, with automatic retry and result deduplication. 22 search profiles for web, news, academic, code, social, and more.
100+ enginesFetches and reads full web pages when snippets aren't enough. Extracts relevant paragraphs with table support. Clean markdown or text output.
Markdown + textTrinity model extracts precise answers from context. Zero cost — runs on OpenRouter free tier. No API key management needed.
$0 per queryCrossRef, arXiv, Semantic Scholar, PubMed, and OpenAlex integration. DOIs, citations, abstracts, and metadata for any paper.
5 academic sourcesDirect Fandom and wiki.gg API access — Minecraft, Dota 2, Dragon Age, Rick & Morty, and more. Structured data for any franchise.
40+ wikisDirect Wikipedia API with table extraction, infobox parsing, and Wikidata entity resolution. Structured knowledge at your fingertips.
Structured dataOne endpoint. JSON response. Full research loop.
# Ask a question — get an answer with sources curl "https://contextwire.dev/api/ask?q=Who+won+the+2024+Nobel+Prize+in+Physics" \ -H "Authorization: Bearer YOUR_API_KEY" # Response: { "answer": "John Hopfield and Geoffrey Hinton", "source": "snippets", "latency_ms": 3200, "sources": [{ "title": "Nobel Prize", "url": "..." }], "pageExcerpts": [{ "title": "...", "text": "..." }] }
Ready-to-use tools powered by our API — see what's possible.
AI answer engine. Ask any factual question, get a sourced answer in seconds. Full research loop with multi-phase verification.
Try AskAndy →Verify any claim instantly. Enter a statement → get TRUE/FALSE/MIXED verdict with confidence score and source citations.
Try Fact Checker →Generate comprehensive research reports. Combines web, academic papers, and page extraction into structured reports with citations.
Try Deep Research →Add ContextWire to Claude Code or Cursor with one command. 5 tools: ask, search, extract, research, batch search.
Setup Guide →Interactive API tester. Try every endpoint with real data, see full request/response, copy code snippets.
Open Playground →Real-time health monitoring. Engine status, response times, uptime tracking. Full transparency.
View Status →Add ContextWire as an MCP server. One command, instant access to web search, page reading, and research inside your AI coding environment.
# Claude Code claude mcp add contextwire \ --transport http \ https://mcp.kept.live/mcp \ -- --header "Authorization: Bearer YOUR_KEY"
No signup needed — test the API right here.
The best use of OpenRouter's free tier — extend Claude Code with real-time research for /bin/bash.
Unlike Tavily or Perplexity API, ContextWire doesn't lock you into their LLM. Plug in your own provider and pay nothing for inference.
Other APIs dump entire pages into your context window. ContextWire gives you exactly what you need.
| Metric | ContextWire | Tavily | Google CSE | Perplexity |
|---|---|---|---|---|
| Avg context per result | ~150 tokens | ~800 tokens | ~200 tokens | ~2,000 tokens |
| 10-result search payload | ~1.5K tokens | ~8K tokens | ~2K tokens | ~20K tokens |
| Context control | Full (profiles, engines, fields) | Limited | None | None |
| Custom engine selection | 105 engines, 22 profiles | 1 engine | 1 engine | 1 engine |
| Fact verification | Built-in (94.3% accuracy) | No | No | No |
Build your own custom searches across 100+ engines. Choose exactly which sources matter for your use case — academic, code, news, social, finance, and more.
Start free. Scale as you grow. BYOK = bring your own OpenRouter key for maximum value.
Start building with ContextWire in seconds. No credit card required.