ChatGPT-4o (March 2025) vs Claude Sonnet 3.6 (2022-10-22)
Compare ChatGPT-4o (March 2025) by OpenAI against Claude Sonnet 3.6 (2022-10-22) by Anthropic, context windows of 128K vs 200K, tested across 32 shared challenges. Updated May 2026.
Which is better, ChatGPT-4o (March 2025) or Claude Sonnet 3.6 (2022-10-22)?
ChatGPT-4o (March 2025) and Claude Sonnet 3.6 (2022-10-22) are both competitive models. ChatGPT-4o (March 2025) costs $5/M input tokens vs $3/M for Claude Sonnet 3.6 (2022-10-22). Context windows: 128K vs 200K tokens. Compare their real outputs side by side below.
Key Differences Between ChatGPT-4o (March 2025) and Claude Sonnet 3.6 (2022-10-22)
ChatGPT-4o (March 2025) is made by openai while Claude Sonnet 3.6 (2022-10-22) is from anthropic. ChatGPT-4o (March 2025) has a 128K token context window compared to Claude Sonnet 3.6 (2022-10-22)'s 200K. On pricing, ChatGPT-4o (March 2025) costs $5/M input tokens vs $3/M for Claude Sonnet 3.6 (2022-10-22).
Per 1M tokens
No community votes yet. On paper, ChatGPT-4o (March 2025) has the edge — bigger model tier, newer.
Style Comparison
ChatGPT-4o (March 2025) uses 94.5x more emoji
