Liner
AI agents for professionals — search, academic research, write with Liner
Liner is an AI search and research platform that provides cited answers, deep research reports, and writing assistance for professionals and academics. It offers AI agents for everyday search, academic research, and professional drafting, with a focus on accuracy and source citation.
Liner's main features include Advanced Search, Deep Research, image generation, and file uploads for analyzing documents. Liner Scholar provides research agents such as Citation Recommender, Hypothesis Generator, Peer Review, Survey Simulator, Research Tracer, and Literature Review. Liner Write supports drafting emails, newsletters, reports, and other documents. The platform integrates with major AI models including ChatGPT, Gemini, and Claude, and offers API/MCP access. Liner is available on web, browser extensions, and desktop and mobile apps.
Liner is designed for professionals, academics, researchers, and students. It offers a free plan, Pro and Max editions, a Team plan for 2–20 members with per-seat pricing, and an Enterprise tier. Paid plans apply across Liner, Liner Scholar, and Liner Write, with usage-based credit deductions for various research agents and external model requests.
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