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DeepSeek: deepseek-v3.1-thinking:free
deepseek-v3.1-thinking:free
131.1K context131.1K outReasoningToolsFiles
Released Aug 21, 2025Knowledge cutoff May 2025Updated Aug 10, 2026
A hybrid-inference flagship MoE model (671B total, 37B active). It bridges the gap between speed and logic by supporting both Thinking and Non-Thinking modes in a single model, featuring enhanced tool-calling and a 128k context window.
Mode chatDeprecation Jul 2026
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Input price
$0.00/ 1M tokens
Output price
$0.00/ 1M tokens
Context window 131.1K tokensCompatible endpoints openaiVendor DeepSeek
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