DeepSeek V3.1 Terminus
DeepSeek V3.1 TerminusRankingin non-thinking mode?
Alternatives?
CheaperGLM 5.3 FlashunstatedOpenwins 54%-46%$0.15 / $0.50Defaults to max · Self-hosted+4
BetterGPT-5.6 Terraxhighwins 54%+923%$0.63Prompts with >272K input tokensOpenGLM 5.2maxwins 57%+389%$1.47Memory (4-bit): 411 GB → 452 GB
CheaperHy3unstatedOpenwins 53%-48%$0.13 / $0.53
CheaperGemma 4 31BunstatedOpenwins 52%-64%$0.10 / $0.34GLM 5.3 FlashunstatedOpenwins 54%-46%$0.15 / $0.50Defaults to max · Self-hosted+4Hy3unstatedOpenwins 53%-48%$0.13 / $0.53Gemma 4 31BunstatedOpenwins 52%-64%$0.10 / $0.34GPT-6 Lunamaxsame-55%$0.068Function calling only with none · Chat Completions+3Gemma 4 26B A4BunstatedOpensame-40%$0.15 / $0.60GPT-5.6 Terraxhighwins 54%+923%$0.63Prompts with >272K input tokensGPT-6.1 Solmaxwins 58%+809%$0.72Remove unsupported parameters+5
Muse Spark 1.2xhighwins 56%+355%$0.97Only auto tool_choice is supported+1GPT-6 Solmaxwins 55%+809%$1.04GPT-5.6 Solxhighwins 59%+1,718%$1.18GLM 5.2maxOpenwins 57%+389%$1.47Memory (4-bit): 411 GB → 452 GBGLM 5.3maxOpenwins 57%+389%$2.01Memory (4-bit): 411 GB → 452 GB+4GLM 5unstatedOpenwins 56%+252%$1 / $3.20Memory (4-bit): 411 GB → 452 GBGLM 5.1unstatedOpenwins 56%+389%$1.40 / $4.40Memory (4-bit): 411 GB → 452 GBDeepSeek V4 Pro 0813highOpenwins 56%+350%$1.32 / $3.96Memory (4-bit): 411 GB → 990 GB+5DeepSeek V4 Pro 0813highOpenwins 56%—$1.32 / $3.96Memory (4-bit): 411 GB → 990 GB+5DeepSeek V4.1 Flash 1017unstatedOpensame—$0.30 / $1.20Memory (4-bit): 411 GB → 458 GB+5DeepSeek V3.1thinkingOpensame—$0.25 / $0.95R1 0528unstatedOpenwins 48%—$0.39 / $1.63DeepSeek V3unstatedOpenwins 42%—$0.28 / $0.42DeepSeek v2.5unstatedOpenwins 37%——Context: not verifiedDeepSeek Coder v2Openwins 24%——Context: not verifiedDeepSeek OCR 2Openn/a—$0.03 / $0.03Context: 128K → 8KAll DeepSeek models →Run it yourself
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How much does DeepSeek V3.1 Terminus cost?›
$0.27 per 1M input tokens and $0.95 per 1M output tokens (cheapest host: DeepInfra).
Is DeepSeek V3.1 Terminus free to use?›
There is no free API; the cheapest paid price is $0.27 per 1M input tokens. The weights are open, so you can run it yourself.
How good is DeepSeek V3.1 Terminus, and what is it best at?›
#208 of 334 in Chat & Knowledge, #75 of 132 in Coding, #93 of 133 in Agents & Tool Use, #64 of 195 in Writing & Language, #81 of 133 in Vision & Documents.
Is DeepSeek V3.1 Terminus better than DeepSeek V3.1?›
On Arena Text · creative writing, DeepSeek V3.1 Terminus scores 1,404 vs 1,401 — about the same.
How can I use DeepSeek V3.1 Terminus?›
Through the API of DeepInfra, Featherless, SiliconFlow.
What is the context window of DeepSeek V3.1 Terminus?›
128K tokens, with up to 147K output tokens.
When was DeepSeek V3.1 Terminus released? Is there a newer version?›
Released 2025-09-22. It has been superseded by DeepSeek V3.2.
Is DeepSeek V3.1 Terminus open source?›
Yes, the weights are open (MIT licence).
Can I run DeepSeek V3.1 Terminus locally?›
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
Can DeepSeek V3.1 Terminus read images?›
No, it accepts text only.
What is DeepSeek V3.1 Terminus?›
DeepSeek V3.1 Terminus is an open-weights language model from DeepSeek, released Sep 2025, the successor to DeepSeek V3.1.
What are the best alternatives to DeepSeek V3.1 Terminus?›
GLM 5.3 Flash (cheaper), GPT-5.6 Terra (better), GLM 5.2 (open weights).