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ChatGPTChat & Assistants · #2 in 2026
ClaudeChat & Assistants · #1 in 2026
ChatPDFDocuments & PDFs · #2 in 2026

Preview: 3 tools

ChatGPTClaudeChatPDF
OUR RANK2Runner-up1Top pick2Runner-up
PRICINGFreemiumFreemiumFreemium
STARTS AT$20/mo$17/mo$5/mo
AI AGENTYesYes,
KEY FEATURES
  • GPT-6 Astra + GPT-5.6 tiers
  • Advanced Voice Mode
  • Code interpreter
  • Custom GPTs
  • Opus 5.5, Fable 5.1 & Sonnet 5
  • 1M-token context + effort dial
  • Artifacts & Projects
  • Computer use
  • PDF chat
  • Page citations
  • Multi-doc chat
  • API access

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