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Best AI Research Tools
3 tools reviewed
Compare the top AI-powered research tools. Each tool has been reviewed with detailed features, pricing, pros and cons to help you make the right choice.
Perplexity AI
Free tierThe AI-powered answer engine
AI-powered conversational search with cited sourcesPro Search for multi-step research and analysisFile upload for document analysis and Q&A
ChatGPT
Free tierThe world's most capable conversational AI assistant
Conversational AI with GPT-4o and o1 reasoning modelsWeb browsing for real-time information retrievalAdvanced data analysis with code execution and chart generation
Claude
Free tierThe thoughtful AI assistant built for depth and nuance
Industry-leading 200K token context window for processing entire codebases and documentsClaude 3.5 Sonnet and Opus for state-of-the-art reasoning and analysisExtended thinking mode for transparent, step-by-step complex reasoning