Best AI for Research in 2025

AI tools for research, search, and analysis

Quick Pick: Our Overall Recommendation

GPT-5.1 Thinking

OpenAI

Top Pick

Complex reasoning, math proofs, scientific analysis

4.8$200/mo
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All Research & Analysis Tools We Track

GPT-5.1 Thinking

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5.0

GPT-5.2 Thinking

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5.0

Gemini 3 Pro

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5.0

Grok 4.1

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4.8

Perplexity AI

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4.8

Claude Opus 4.5

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GPT-5.2 Instant

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4.7

Claude Sonnet 4.5

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4.6

GPT-5.1 Instant

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4.6