Reasoning Tools JSON Open weights

DeepSeek V4 Pro snapshot with million-token context and support for thinking and non-thinking modes

deepseek/deepseek-v4-pro-0813 2026-08-12 1M context $0.442/M input $0.884/M output
30 providers
Reasoning Tools JSON Open weights

Official DeepSeek V4 Flash release with enhanced agentic capabilities and integrated DSpark speculative decoding

deepseek/deepseek-v4-flash-0731 2026-07-31 1M context $0.05/M input $0.16/M output
43 providers
Reasoning Tools JSON Open weights

Open MoE flagship with million-token context for coding and long agent runs

deepseek/deepseek-v4-pro 2026-04-24 1M context $0.435/M input $0.87/M output
62 providers
Reasoning Tools JSON Open weights

Fast DeepSeek V4 lane for economical reasoning, coding, and long-context work

deepseek/deepseek-v4-flash 2026-04-24 1M context $0.15/M input $0.6/M output
62 providers
Tools Open weights

DeepSeek chat model for instruction following, coding, and analysis

deepseek/deepseek-chat 2025-12-01 1M context $0.147/M input $0.295/M output
8 providers
Open weights

DeepSeek reasoning model for multi-step analysis, math, coding, and tools

deepseek/deepseek-reasoner 2025-12-01 1M context $0.147/M input $0.295/M output
6 providers
Reasoning Tools Open weights

Classic open reasoning model for transparent math, coding, and deliberate problem solving

deepseek/deepseek-r1 2025-01-20 128K context $0.7/M input $2.5/M output
14 providers