A detailed technical comparison of OpenAI ChatGPT (GPT-4o / o1) and Anthropic Claude 3.5 Sonnet. Compare context windows, coding benchmarks, reasoning precision, artifacts UI, and enterprise pricing.
The leading conversational AI model for reasoning, coding, drafting, and complex problem solving.
Anthropic's top-tier reasoning model with exceptional coding ability, nuance, and 200k token context.
| Feature / Metric | ChatGPT (GPT-4o) | Claude 3.5 Sonnet | Edge Winner |
|---|---|---|---|
| Primary Architecture & Model | GPT-4o / o1 (OpenAI) | Claude 3.5 Sonnet / Haiku (Anthropic) | Draw |
| Max Context Window | 128,000 tokens | 200,000 tokens (500k in enterprise API) | Claude 3.5 Sonnet |
| Coding & Technical Reasoning | Strong code generation with Python sandbox execution | Industry-leading SWE-bench score with Artifacts live preview | Claude 3.5 Sonnet |
| Multimodal Features | Advanced Voice Mode, vision, and DALL-E 3 image generation | Vision input & document OCR (no native image generation) | ChatGPT (GPT-4o) |
| Pricing & Plans | Free tier; Plus at $20/mo; Pro at $200/mo | Free tier; Pro at $20/mo; Team at $25/seat/mo | Draw |
| Interface Innovations | Canvas editor & GPT Store ecosystem | Interactive Artifacts for real-time React/HTML rendering | Claude 3.5 Sonnet |
Choose Claude 3.5 Sonnet if your primary tasks are full-stack software development, complex TypeScript refactoring, or large-document synthesis (200k token context). Choose ChatGPT if you need versatile multimodal voice interactions, custom GPT assistants, web browsing with SearchGPT, and mobile ecosystem ubiquity.
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