General
DeepSeek API vs OpenAI: Pricing & Performance Comparison (2026)
Key Points
- DeepSeek API is 35x cheaper than OpenAI GPT-4o ($0.28/M vs $10/M output)
- DeepSeek-V3 matches GPT-4o on most coding benchmarks (within 5%)
- DeepSeek-R1 beats OpenAI o1-preview on MATH-500 (97.3% vs 93.4%)
- Fully OpenAI-compatible: migration takes < 5 minutes
Quick Comparison Table
Pricing Deep Dive
Migration Guide: OpenAI → DeepSeek
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