Genspark agent workspace
- Benefit
- Free trial of an integrated environment for document, slide, and research agents (2026)
- Payment
- Unconfirmed
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Search and research AI
AI that searches papers and the web and answers with sources.
Cited Paper & Web Research Invite Offer
LinerInvite sign-up offer
Start using Liner’s sentence-cited paper and web research assistant through the official referral invite link.
Always free plans
Content updated November 11
Content updated November 12
Liner free plan, unlimited advanced search and upload of 1 file per day (up to 25 MB)
- Benefit
- Unlimited advanced search, image generation and Deep Research support, upload 1 file per day (up to 25 MB)
- Payment
- Unconfirmed
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Litmaps Free Plan: 100-paper citation map visualization & monthly alerts
- Benefit
- Monthly paper alerts, 100 papers per map
- Payment
- Free plan $0/month
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Discounts, credits and promos
Content updated November 13
Exa API, two $20 coupon codes totaling $40 in credits
- Benefit
- Two $20 Exa API credit coupon codes (EXA20FREEBUFF, EXA20FIRESHIP, $40 combined)
- Payment
- Unconfirmed
- Deadline
- There is no official end date. A user report dated November 3, 2026, says the creator and partner promotional code could be discontinued at any time or reach its registration limit.
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