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Liner is a research copilot AI agent offering an AI search and research copilot with reliable sources and highlights. Founded in 2015 and based in Seoul, South Korea, Liner helps students and researchers automate research copilot work and get results faster.
Liner takes text and web pages as input and produces text. It is powered by Multiple models (selectable) models, with the vendor managing prompts, models and updates. It connects to tools such as Web browsers, Chrome, iOS and Android, so the agent works inside existing workflows.
Liner is built for students and researchers. It suits teams that want source-checked AI search and highlighting without adding headcount, while keeping people in control of review and final decisions.
Liner is often compared with Perplexity. Liner stands out for source-checked AI search and research reports. The right choice depends on your workflow, integrations and budget, so compare both on a real task.
Pricing Model
Per Month (Flat)
Starting Price
Contact vendor
Free Options
Free version
Try Liner with limited usage.
Liner for individuals and growing teams. See liner.com for current pricing.
Liner for larger organizations with security and admin needs. Contact sales for a quote.
| Feature | Free | Pro Popular | Enterprise |
|---|---|---|---|
| Source-checked AI search | , | ||
| Limited monthly usage | , | , | |
| Community support | , | , | |
| Highlighting | , | , | |
| Higher usage limits | , | , | |
| Integrations | , | , | |
| Email support | , | , | |
| Everything in Pro | , | , | |
| Research reports | , | , | |
| Citation tools | , | , | |
| SSO and admin controls | , | , | |
| Dedicated support | , | , |
Other
Communication
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API Types
SDK Availability
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Developer Features
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Compliance Standards
SOC 2 Type II
EnterpriseISO 27001
EnterpriseGDPR Compliant
GlobalHIPAA
HealthcarePCI DSS
FinanceCCPA
PrivacyFedRAMP
GovernmentCSA STAR
CloudDeployment & Data
Data Residency Options
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