DeepSeek: DeepSeek V3.1 Terminus Pricing & Specs

Released: Unknown
OpenRouter Model IDdeepseek/deepseek-v3.1-terminus

DeepSeek: DeepSeek V3.1 Terminus is an API-access large language model from Deepseek priced at $0.21/1M input tokens and $0.79/1M output tokens with a 164k context window. Context caching reduces input costs to $0.14/1M for cache reads.

Economics (OpenRouter)

Input / 1M
$0.21
Output / 1M
$0.79
Est. Monthly Cost
$12.88
Based on current usage settings
Cache Read$0.14
Cache Write$0.26

Capabilities (models.dev)

ReasoningNo
Tool CallNo
Audio InNo
Audio OutNo
Modalitytext
Context Window164k

Benchmarks (AA)

Intelligence Index
General reasoning and knowledge
Coding Index
Code generation & debugging
Math Index
Mathematical reasoning
Performance
tokens/sec

* Median output throughput

Model ID: deepseek/deepseek-v3.1-terminus • Data Sources: OpenRouter, Artificial Analysis, models.dev