DeepSeek
DeepSeek V3.1
DeepSeek chat model for instruction following, coding, and analysis
Model facts
- Context window
- 164K tokens
- Maximum output
- 8K tokens
- Cheapest paid input
- $0.2 per 1M tokens
- Cheapest paid output
- $0.7 per 1M tokens
- Open weights
- yes
- Providers
- 21
Capabilities and modalities
reasoning, tool calling, structured output, attachments, temperature control, open weights, text, pdf.
Artificial Analysis benchmarks
Compare this model on the full LLM benchmark leaderboard.
| Configuration | AAI | Coding | Math | Output tokens/s |
|---|---|---|---|---|
| Non-reasoning | 21.4 | not measured | 49.7 | not measured |
| Reasoning | 21.0 | not measured | 89.7 | not measured |
Observed price history
- 2026-08-24: $0.2 input / $0.7 output per 1M tokens
API providers
- NanoGPT — model id deepseek-ai/DeepSeek-V3.1; $0.2 input / $0.7 output per 1M tokens; provider documentation
- TokenGo — model id deepseek/deepseek-v3.1; $0.19 input / $0.71 output per 1M tokens; provider documentation
- submodel — model id deepseek-ai/DeepSeek-V3.1; $0.2 input / $0.8 output per 1M tokens; provider documentation
- Deep Infra — model id deepseek-ai/DeepSeek-V3.1; $0.25 input / $0.95 output per 1M tokens; provider documentation
- Vercel AI Gateway — model id deepseek/deepseek-v3.1; $0.25 input / $0.95 output per 1M tokens; provider documentation
- Hugging Face — model id deepseek-ai/DeepSeek-V3.1; $0.27 input / $1 output per 1M tokens; provider documentation
- Jiekou.AI — model id deepseek/deepseek-v3.1; $0.27 input / $1 output per 1M tokens; provider documentation
- Kilo Gateway (DeepSeek) — model id deepseek/deepseek-chat-v3.1; $0.27 input / $1 output per 1M tokens; provider documentation
- Meganova — model id deepseek-ai/DeepSeek-V3.1; $0.27 input / $1 output per 1M tokens; provider documentation
- NovitaAI — model id deepseek/deepseek-v3.1; $0.27 input / $1 output per 1M tokens; provider documentation
- Baseten — model id deepseek-ai/DeepSeek-V3.1; $0.5 input / $1.5 output per 1M tokens; provider documentation
- Merge Gateway — model id deepseek/deepseek-v3.1; $0.5 input / $1.5 output per 1M tokens; provider documentation
- OpenRouter — model id deepseek/deepseek-chat-v3.1; $0.55 input / $1.65 output per 1M tokens; provider documentation
- Weights & Biases — model id deepseek-ai/DeepSeek-V3.1; $0.55 input / $1.65 output per 1M tokens; provider documentation
- Abacus — model id deepseek/deepseek-v3.1; $0.55 input / $1.66 output per 1M tokens; provider documentation
- Pioneer — model id deepseek-ai/DeepSeek-V3.1; $0.56 input / $1.68 output per 1M tokens; provider documentation
- Amazon Bedrock — model id deepseek.v3-v1:0; $0.58 input / $1.68 output per 1M tokens; provider documentation
- Alibaba (China) — model id deepseek-v3-1; $0.574 input / $1.72 output per 1M tokens; provider documentation
- Together AI — model id deepseek-ai/DeepSeek-V3-1; $0.6 input / $1.7 output per 1M tokens; provider documentation
- Vertex — model id deepseek-ai/deepseek-v3.1-maas; $0.6 input / $1.7 output per 1M tokens; provider documentation
- Qiniu — model id deepseek-v3.1; not published input / not published output per 1M tokens; provider documentation