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DeepSeek model

DeepSeek V3.1 Terminus

API pricing per million tokens

deepseek-v3-1-terminus Open weightsChecked 8h ago
Cost calculator Compare
Input
$0.27
per 1M, SiliconFlow (fp8)
Output
$1
per 1M tokens
Cached input
n/a
no batch tier listed
Context
164K
33K max output

Where to buy it (4)

  • Novita AIfp8, fp8$0.27 / $1cached $0.135
  • SiliconFlowfp8, fp8$0.27 / $1$0.453 blended
  • AtlasCloudfp8, fp8$0.3 / $0.95cached $0.13
  • StreamLakedefault region$0.343 / $1.03$0.514 blended

Through a gateway

Your own numbers

100M input and 20M output tokens a month: $47.00 direct.

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About DeepSeek V3.1 Terminus

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

Takes text in and returns text. First listed Sep 23, 2026. Blended price $0.453 per 1M tokens at 3 input to 1 output.

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Questions

How much does DeepSeek V3.1 Terminus cost?

$0.27 per million input tokens and $1 per million output tokens.

What is the context window of DeepSeek V3.1 Terminus?

164K tokens, with up to 33K tokens of output.

Where is DeepSeek V3.1 Terminus cheapest?

Of 4 routes tracked, Novita AI is cheapest at $0.27 input and $1 output per million tokens.

List prices from providers' pages on the date shown; your contract may differ. Logos via logo.dev; trademarks belong to their owners.

Weekly: LLM API list prices that changed, Thursday mornings.