How much does DeepSeek V3.1 Terminus cost?

DeepSeek V3.1 Terminus costs $0.27 per million input tokens and $0.95 per million output tokens. For a typical conversation (~2,000 tokens), that's approximately $0.001 per message.

What benchmarks has DeepSeek V3.1 Terminus been tested on?

DeepSeek V3.1 Terminus has been evaluated on 1 benchmarks. Top scores: Chatbot Arena Elo — Overall: 1415.7.

Is DeepSeek V3.1 Terminus open source?

Yes, DeepSeek V3.1 Terminus is open source.

How does DeepSeek V3.1 Terminus compare to 3b De Ft Research_release?

DeepSeek V3.1 Terminus has an average score of 0.0 while 3b De Ft Research_release scores 0.0. 3b De Ft Research_release slightly outperforms DeepSeek V3.1 Terminus overall. See full comparison →

Home/Models/DeepSeek V3.1 Terminus

DeepSeek V3.1 Terminus

Name: DeepSeek V3.1 Terminus
Price: 0.27 USD
Author: DeepSeek

by DeepSeek · Released Sep 2025

Open Source

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Context

164K tokens (~82 books)

Input $/1M

$0.27

Output $/1M

$0.95

Type

text

License

Open Source

Benchmarks

1 tested

Data updated today

About

DeepSeek-V3.1 Terminus is an update to [DeepSeek V3.1](/deepseek/deepseek-chat-v3.1) that maintains the model's original capabilities while addressing issues reported by users, including language consistency and agent capabilities, further optimizing the model's...

Tested on 1 benchmarks with 0.0% average. Top scores: Chatbot Arena Elo — Overall (1415.7%).

Benchmark Scores

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Tested on 1 benchmarks · Ranked across 1 categories

Score Distribution (all 233 models)