R1 0528
Rank #142
deepseek
deepseek/deepseek-r1-0528
Usage data date 2026-07-26 · updated daily
Usage and specs
Daily rank#142
Daily tokens9.9B
Daily requests1M
Daily change
−0.9%
Context window163.8K
Released
What is 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.
R1 0528 capabilities
Input: Text Output: Text
R1 0528 API pricing
Input · per 1M tokens$0.50
Output · per 1M tokens$2.15
List prices in USD; see each provider’s site for current terms.