Best Paid AI Research & Knowledge Tools in 2026
Explore 3 premium tools that require a paid subscription for research & knowledge. All tools are sorted by rating to help you find the best option.
S
Scite
AI citation analysis for scientific research
Research & Knowledge
4.4(153)
Paid - $20/mo
C
CaseText
AI legal research assistant (CoCounsel)
Legal & ComplianceResearch & Knowledge
4(178)
Paid - $250/mo
I
Iris AI
AI research workspace for R&D teams
New
Research & Knowledge
3.9(104)
Paid - $50/mo