DeepSeek
R1 0528
May 28th update to the [original DeepSeek R1](/deepseek/deepseek-r1) Performance on par with [OpenAI o1](/openai/o1), but open-sourced and with fully open reasoning tokens. It's 671B parameters in size, with 37B active in an inference pass. Fully open-source model.
- Input / 1M tokens
- $0.500
- Output / 1M tokens
- $2.15
- Context window
- 164K tokens
- Provider
- DeepSeek
- Cached input / 1M
- $0.350
- Knowledge cutoff
- 2025-03-31
Performance
Median streaming throughput and first-token latency measured by Artificial Analysis.
- Output tokens / sec
- —
- Time to first token
- —