DeepSeek V4 Pro Is $0.87 Per Million Tokens Now. GPT-5.5 Wants $30. The Math Is Brutal.
Key Takeaways
- V4 Pro output tokens: $0.87/M, permanent as of May 23. That's 34x cheaper than GPT-5.5's $30/M and 29x cheaper than Claude Opus 4.7's $25/M. - Input tokens run $0.435/M. Cache hits? Just $0.