DeepSeek: DeepSeek V3.1 Terminus

deepseek/deepseek-v3.1-terminus

DeepSeek V3.1 Terminus is an open-weight model from DeepSeek, ranking #101 of 235 on the TryAii Score. Its best showing is #2 on SimpleQA. It's served by 6 independent hosts from $0.27/$1 per million input/output tokens — a little under the going rate for its score class.

Prompt $/1M

$0.270

Completion $/1M

$1.000

Context

163,840 tok

Best provider

51 tok/s · StreamLake

Specs

Model id: deepseek/deepseek-v3.1-terminus
Display name: DeepSeek: DeepSeek V3.1 Terminus
Modality: text->text
Tokenizer: DeepSeek
Instruct type: deepseek-v3.1
Context length: 163,840
Max completion: 32,768
Prompt $/1M: $0.270
Completion $/1M: $1.000
Free tier: no

Capabilities

Function callingno
JSON modeno
System promptyes
Visionno
Moderatedno

Benchmark scores

Each axis is one benchmark, normalized to the best model in the field.

No benchmark data for this model.

Speed by provider

Provider	tok/s	TTFT	Total latency
StreamLakefastest	51	1,601 ms	1,800 ms
DeepInfrafastest	47	550 ms	664 ms
AtlasCloud	42	2,024 ms	2,242 ms
Novita	23	2,368 ms	2,823 ms
SiliconFlow	18	1,760 ms	2,025 ms
Chutes	13	2,094 ms	2,624 ms
Artificial Analysis	0	0 ms	—