DeepSeek: R1 vs OpenAI: o3
On input price, DeepSeek: R1 is ~2.9× cheaper. Verified 2026-08-23.
| Metric | DeepSeek: R1 | OpenAI: o3 |
|---|---|---|
| Input / 1M | $0.700 | $2.00 |
| Output / 1M | $2.50 | $8.00 |
| Cache read / 1M | — | $0.500 |
| Context window | 64K | 200K |
| Max output | 16K | 100K |
Monthly cost by workload
| Workload | DeepSeek: R1 | OpenAI: o3 | Cheaper |
|---|---|---|---|
| Chatbot | $15.60 | $48.00 | DeepSeek: R1 |
| Coding agent | $53.00 | $160.00 | DeepSeek: R1 |
| RAG pipeline | $121.50 | $360.00 | DeepSeek: R1 |
Full details: DeepSeek: R1 pricing · OpenAI: o3 pricing