AI Model Release Tracker

DeepSeek V3.1 TerminusOpen Weight

Released

DeepSeek V3.1 Terminus is an AI model released by DeepSeek on Monday, Sep 22 2025, 32 days after DeepSeek V3.1. It is an open-weight model — the trained weights are available to download and run.

Available from

SiliconFlow$0.27$1.00160Kfp8
StreamLake$0.3426$1.0284128K—
USD per 1M tokensEvery price here is for one million tokens. A token is roughly three-quarters of a word, so a million tokens is about 750,000 words of text.Checked October 18, 2026Third-party rates from openrouter.ai, not the lab’s own list price.

Compare DeepSeek V3.1 Terminus with

DeepSeek V3.1 Terminus

Suggested comparisons

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Frequently asked questions

DeepSeek V3.1 Terminus was released by DeepSeek on Monday, Sep 22 2025.

All DeepSeek releases

24 tracked