Answer a question from live web research, with cited sources

7 providers do this through one treg key: Crawl4AI, Exa, Linkup, Olostep, Perplexity, Valyu, You.com.

Crawl4AI Answers a question or a whole agent prompt (up to 4,000 characters) from the web's current top results, with the pages it drew on. Ask for JSON in the question, or pass a JSON Schema, and the answer is JSON of that shape. answer.source says whether the text is Google's own answer (google_ai_mode, google_ai_overview) or written from the pages (crawl4ai). answered is false, and free, when the pages hold no answer. Experimental: fields may be added.$0.003/success · crawl4ai.web.answer
Exa Get an LLM answer to a question informed by Exa search results. Fully compatible with OpenAI's chat completions endpoint.$0.005/call · exa.web.answer
Linkup Start asynchronous multi-source research with citations.$0.25-$2.5/success · linkup.web.answer
Olostep Research a task on the live web and return a structured answer with sources.$0.04/call · olostep.web.answer
Perplexity Produce a short cited answer with the fast Agent preset.$0.01/call · perplexity.web.answer.fast
Perplexity Produce a cited answer with light multi-step research.$0.02/call · perplexity.web.answer.low
Valyu Stream a cited answer grounded in Valyu search results.$0.05/call · valyu.web.answer
You.com Return a cited answer with the web results used to synthesize it.$0.005/call · you.web.answer

Loading treg…