DeepSeek: DeepSeek V3.1
DeepSeek: DeepSeek V3.1 offers a 163,840-token context window at $0.25 per 1M input tokens and $0.95 per 1M output tokens. Supported inputs: text. Data via OpenRouter /models, as of Sep 22, 2026.
Source: OpenRouter /models · as of
OpenRouter model catalogue feed
These are provider-catalog specifications, not a task-quality benchmark. Prices describe the source listing and may vary by provider or routing. Unknown values are shown as — when the feed did not supply that value.
Specifications
| Context window | 163,840 tokens |
|---|---|
| Input price | $0.25 / 1M tokens |
| Output price | $0.95 / 1M tokens |
| Input modalities | text |
| Output modalities | text |
| Model id | deepseek/deepseek-chat-v3.1 |
Frequently asked questions
What is the context window of DeepSeek: DeepSeek V3.1?
DeepSeek: DeepSeek V3.1 supports up to 163,840 tokens of context.
How much does DeepSeek: DeepSeek V3.1 cost?
$0.25 per 1M input tokens and $0.95 per 1M output tokens (via OpenRouter /models, as of Sep 22, 2026).
What input types does DeepSeek: DeepSeek V3.1 support?
DeepSeek: DeepSeek V3.1 accepts text.
Related models
- Anthropic: Claude Fable Latest
- Anthropic: Claude Haiku Latest
- Anthropic: Claude Opus Latest
- Anthropic: Claude Sonnet Latest
- DeepSeek: DeepSeek Flash Latest
- DeepSeek: DeepSeek Pro Latest
Open the prompt composer, then choose a model →
Open the composer and choose a supported target model. The reference catalogue may include models unavailable in the composer.