Liner: AI search assistant

Meet Liner AI, the accurate AI search you can rely on for anything. From daily questions to easy summaries and problem solving, you can rely on the most accurate information. With the latest AI models including GPT-5, Gemini, and Claude, you get every answer backed by reputable sources. Whatever you need, Liner gets you the best answer, rooted in facts.

Join over 13 million users incorporating Liner AI into their daily routines. With a quick question, you can prompt Liner AI to give you an answer you can trust.

Liner received a score of 95.3% on OpenAI's SimpleQA benchmark, meaning a higher likelihood of producing valid answers. Ranked among the top global gen AI consumer apps by a16z, you can count on Liner for any task at hand.

[SMART ASSISTANT]
Start with a simple question. Liner AI presents accurate information that's organized in a way that's easier to process. Get the key points quickly, with supporting information from real sources.

[SOLVE FROM PHOTOS]
Snap a picture for quick problem solving. No need for long prompts to explain what you need. Liner reads your photo and comes up with answers based on facts.

[CHAT WITH PHOTOS]
Ask about what you see. Liner's powerful AI interprets real-world objects so you can gain deeper knowledge, directed by your questions and follow-ups.
Download Liner for your research workflow, and sync your data across devices. Access advanced AI models, more Deep Research, and file uploads with Liner Pro.

[SUMMARIZE YOUTUBE]
Get summaries for YouTube videos. Liner gives you a brief overview, and key points with time stamps that allow you to go back to the most important moments. You can also ask follow-up questions to know more.

[ANALYZE FILES]
Upload a file to get a quick analysis. No more skimming, rereading, and getting lost in the information overload. Pick out and process relevant information fast.

[Terms of Service] [https://liner.com/terms]