Qwen3.8 Flash vs Mistral Medium 3.5: price, context window and capabilities
Qwen3.8 Flash (qwen/qwen3.8-flash) from Qwen and Mistral Medium 3.5 (mistralai/mistral-medium-3-5) from Mistral are both multimodal language models on the OceanToken API. Qwen3.8 Flash costs less per token than Mistral Medium 3.5: $0.143 against $1.50 per 1M input tokens (90% less) and $0.447 against $7.50 per 1M output tokens (94% less). Qwen3.8 Flash has the larger context window: 984K tokens (983,616) against 262K (262,144) for Mistral Medium 3.5. Both support tool calling, reasoning, structured outputs and image input; only Qwen3.8 Flash also lists video input; only Mistral Medium 3.5 also lists file input.
Side by side
| Spec | Qwen3.8 Flash −25% | Mistral Medium 3.5 |
|---|---|---|
| Model | Qwen3.8 Flashqwen/ | Mistral Medium 3.5mistralai/ |
| Publisher | Qwen | Mistral |
| Kind | Text, vision & video | Text & vision |
| Context window | 984K tokens983,616 | 262K tokens262,144 |
| Input price | $0.143 / 1M tokens | $1.50 / 1M tokens |
| Output price | $0.447 / 1M tokens | $7.50 / 1M tokens |
| Cached input price | $0.016 / 1M tokens | – |
| Cache write price | $0.20 / 1M tokens | – |
| Discount (vs official, top tier) | −25% | — |
| Inputs | text, images and video | text, images and files |
| Outputs | text | text |
| Tool calling | Yes | Yes |
| Reasoning | Yes | Yes |
| Structured outputs | Yes | Yes |
About these prices
Which should you choose?
- Choose Qwen3.8 Flash to spend less per token: 90% less for input and 94% less for output than Mistral Medium 3.5.
- Choose Qwen3.8 Flash for the longest inputs: its context window holds 984K tokens against 262K for Mistral Medium 3.5.
- Choose Qwen3.8 Flash if you need video input: Mistral Medium 3.5 does not list it.
- 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 Qwen3.8 Flash Mistral Medium 3.5
Frequently asked questions
Which is cheaper, Qwen3.8 Flash or Mistral Medium 3.5?
Qwen3.8 Flash. Qwen3.8 Flash costs less per token than Mistral Medium 3.5: $0.143 against $1.50 per 1M input tokens (90% less) and $0.447 against $7.50 per 1M output tokens (94% less). These are OceanToken starting prices per use; the OceanToken console always shows the current price.
Which has the larger context window, Qwen3.8 Flash or Mistral Medium 3.5?
Qwen3.8 Flash. Qwen3.8 Flash has the larger context window: 984K tokens (983,616) against 262K (262,144) for Mistral Medium 3.5.
Can I call both Qwen3.8 Flash and Mistral Medium 3.5 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 qwen/qwen3.8-flash or mistralai/mistral-medium-3-5.
Models and publishers
Qwen3.8 Flash · Mistral Medium 3.5 · All Qwen models · All Mistral models
More comparisons
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