# DeepSeek V3.1 API pricing

No price from the maker itself is on record for DeepSeek V3.1. The lowest of 2 providers is Kilo Gateway: $0.25 per 1M input tokens and $0.95 per 1M output tokens (as of 2026-11-12). Context window: 164K tokens, up to 147K output tokens per request.

- Type: Text
- Context: 164K
- Max output: 147K
- Released: 2025-08-21
- Open weights: Yes

## Price by provider (USD per 1M tokens)

| Provider | Model id | Input | Output | Cached | Notes |
| --- | --- | --- | --- | --- | --- |
| [Kilo Gateway](https://kilo.ai) | deepseek/deepseek-chat-v3.1 | $0.25 | $0.95 | $0.13 | Lowest |
| [OpenRouter](https://openrouter.ai/models) | deepseek/deepseek-chat-v3.1 | $0.25 | $0.95 | $0.13 |  |

Providers are those listed by models.dev. This site has not vetted them one by one; each provider's own page has the binding price.

Prices and specs come from models.dev (MIT licence), updated 2026-11-12. Each provider's name links to its official docs. A provider priced at 0 usually includes the model in a subscription; it is not necessarily a free API.

https://apibook.ai/models/deepseek/deepseek-chat-v3.1/