DeepSeek V3.1
DeepSeek V3.1Alternatives?
CheaperGLM 5.3 FlashunstatedOpenwins 55%-44%$0.15 / $0.50Defaults to max · Self-hosted+4
BetterGPT-5.6 Terraxhighwins 54%+959%$0.63Prompts with >272K input tokensOpenGLM 5.2maxwins 58%+406%$1.47Memory (4-bit): 411 GB → 452 GB
CheaperHy3unstatedOpenwins 53%-46%$0.13 / $0.53
CheaperGemma 4 31BunstatedOpenwins 53%-62%$0.10 / $0.34GLM 5.3 FlashunstatedOpenwins 55%-44%$0.15 / $0.50Defaults to max · Self-hosted+4Hy3unstatedOpenwins 53%-46%$0.13 / $0.53Gemma 4 31BunstatedOpenwins 53%-62%$0.10 / $0.34GPT-6 Lunamaxsame-53%$0.068Function calling only with none · Chat Completions+3Gemma 4 26B A4BunstatedOpensame-38%$0.15 / $0.60GPT-5.6 Terraxhighwins 54%+959%$0.63Prompts with >272K input tokensGPT-6.1 Solmaxwins 58%+841%$0.72Remove unsupported parameters+5
Muse Spark 1.2xhighwins 56%+371%$0.97Only auto tool_choice is supported+1GPT-6 Solmaxwins 55%+841%$1.04GPT-5.6 Solxhighwins 60%+1,782%$1.18GLM 5.2maxOpenwins 58%+406%$1.47Memory (4-bit): 411 GB → 452 GBGLM 5.3maxOpenwins 57%+406%$2.01Memory (4-bit): 411 GB → 452 GB+4GLM 5unstatedOpenwins 57%+265%$1 / $3.20Memory (4-bit): 411 GB → 452 GBGLM 5.1unstatedOpenwins 57%+406%$1.40 / $4.40Memory (4-bit): 411 GB → 452 GBDeepSeek V4 Pro 0813highOpenwins 56%+366%$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 V3.1 TerminusunstatedOpensame—$0.27 / $0.95R1 0528unstatedOpensame—$0.39 / $1.63DeepSeek V3unstatedOpenwins 43%—$0.28 / $0.42DeepSeek v2.5unstatedOpenwins 37%——Context: not verifiedDeepSeek Coder v2Openwins 24%——Context: not verifiedDeepSeek V3.2 SpecialethinkingOpenn/a——All DeepSeek models →Run it yourself
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5 versionsBenchmarks
in Writing & LanguageFAQ
How much does DeepSeek V3.1 cost?›
$0.25 per 1M input tokens and $0.95 per 1M output tokens (cheapest host: DeepInfra).
Is DeepSeek V3.1 free to use?›
There is no free API; the cheapest paid price is $0.25 per 1M input tokens. The weights are open, so you can run it yourself.
How good is DeepSeek V3.1, and what is it best at?›
#229 of 334 in Chat & Knowledge, #76 of 239 in Coding, #134 of 242 in Agents & Tool Use, #68 of 195 in Writing & Language.
Is DeepSeek V3.1 better than DeepSeek V3?›
On Arena Text · creative writing, DeepSeek V3.1 scores 1,401 vs 1,349 — higher.
How can I use DeepSeek V3.1?›
Through the API of AWS Bedrock, CoreWeave, DeepInfra, Featherless, SambaNova and 1 more.
What is the context window of DeepSeek V3.1?›
128K tokens, with up to 33K output tokens.
When was DeepSeek V3.1 released? Is there a newer version?›
Released 2025-08-21. It has been superseded by DeepSeek V3.1 Terminus.
Is DeepSeek V3.1 open source?›
Yes, the weights are open (MIT licence).
Can I run DeepSeek V3.1 locally?›
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
Can DeepSeek V3.1 read images?›
No, it accepts text only.
What is DeepSeek V3.1?›
DeepSeek V3.1 is an open-weights language model from DeepSeek, released Aug 2025, the successor to DeepSeek V3.
What are the best alternatives to DeepSeek V3.1?›
GLM 5.3 Flash (cheaper), GPT-5.6 Terra (better), GLM 5.2 (open weights).