DeepSeek V4.1 Flash (1017) vs Devstral 2 2512: price, context window and capabilities
DeepSeek V4.1 Flash (1017, deepseek/deepseek-v4.1-flash-1017) is a multimodal language model from DeepSeek and Devstral 2 2512 (mistralai/devstral-2512) a language model from Mistral; both are on the OceanToken API. DeepSeek V4.1 Flash costs less per token than Devstral 2 2512: $0.21 against $0.40 per 1M input tokens (48% less) and $0.84 against $2.00 per 1M output tokens (58% less). DeepSeek V4.1 Flash has the larger context window: 1.05M tokens (1,048,576) against 262K (262,144) for Devstral 2 2512. Both support tool calling and structured outputs; only DeepSeek V4.1 Flash also lists reasoning and image input; only Devstral 2 2512 also lists file input.
Side by side
| Spec | DeepSeek V4.1 Flash −40% | Devstral 2 2512 |
|---|---|---|
| Model | DeepSeek V4.1 Flash (1017)deepseek/ | Devstral 2 2512mistralai/ |
| Publisher | DeepSeek | Mistral |
| Kind | Text & vision | Text |
| Context window | 1.05M tokens1,048,576 | 262K tokens262,144 |
| Input price | $0.21 / 1M tokens | $0.40 / 1M tokens |
| Output price | $0.84 / 1M tokens | $2.00 / 1M tokens |
| Cached input price | $0.006 / 1M tokens | $0.04 / 1M tokens |
| Discount (vs official, top tier) | −40% | — |
| Inputs | text and images | text and files |
| Outputs | text | text |
| Tool calling | Yes | Yes |
| Reasoning | Yes | Not listed |
| Structured outputs | Yes | Yes |
About these prices
Which should you choose?
- Choose DeepSeek V4.1 Flash to spend less per token: 48% less for input and 58% less for output than Devstral 2 2512.
- Choose DeepSeek V4.1 Flash for the longest inputs: its context window holds 1.05M tokens against 262K for Devstral 2 2512.
- Choose DeepSeek V4.1 Flash if you need reasoning and image input: Devstral 2 2512 does not list them.
- Not sure? Call both with the same OceanToken API key and compare them on your own prompts; each request is billed per use from one prepaid balance.
Get API Key DeepSeek V4.1 Flash Devstral 2 2512
Frequently asked questions
Which is cheaper, DeepSeek V4.1 Flash or Devstral 2 2512?
DeepSeek V4.1 Flash. DeepSeek V4.1 Flash costs less per token than Devstral 2 2512: $0.21 against $0.40 per 1M input tokens (48% less) and $0.84 against $2.00 per 1M output tokens (58% less). These are OceanToken starting prices per use; the OceanToken console always shows the current price.
Which has the larger context window, DeepSeek V4.1 Flash or Devstral 2 2512?
DeepSeek V4.1 Flash. DeepSeek V4.1 Flash has the larger context window: 1.05M tokens (1,048,576) against 262K (262,144) for Devstral 2 2512.
Can I call both DeepSeek V4.1 Flash and Devstral 2 2512 with one API key?
Yes. Both are on the OceanToken API at https://api.oceantoken.ai/v1: one API key and one prepaid balance call either model. Send the model id deepseek/deepseek-v4.1-flash-1017 or mistralai/devstral-2512.
Models and publishers
DeepSeek V4.1 Flash · Devstral 2 2512 · All DeepSeek models · All Mistral models
More comparisons
DeepSeek V4.1 Flash vs Claude Opus 5.5 · DeepSeek V4.1 Flash vs Claude Fable 5.1 · DeepSeek V4.1 Flash vs Claude Opus 5 · DeepSeek V4.1 Flash vs GPT-6 Sol · All comparisons