Reasoning Tools JSON Open weights

DeepSeek V4 Pro 0813 is a large-scale mixture-of-experts model from DeepSeek. This is the GA release of DeepSeek V4 Pro.

deepseek/deepseek-v4-pro-0813 2026-08-12 1.024M context $0.579/M input $1.738/M output
30 providers
Reasoning Tools JSON Open weights

DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent workflows....

deepseek/deepseek-v4-flash-0731 2026-07-31 1.04858M context $0.065/M input $0.18/M output
43 providers
Reasoning Tools Open weights

DeepSeek R1 is here: 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....

deepseek/deepseek-r1 2025-01-20 64K context $0.7/M input $2.5/M output
14 providers