Mistral Small 4
Mistral Small 4 is a versatile AI model released by Mistral on March 16, 2026. It is designed to handle complex reasoning tasks and supports both text and image inputs within a large 262,144-token context window.
Mistral Small 4 specs and pricing
- Provider: Mistral
- Released: March 16, 2026
- Context window: 262K tokens
- Max output: 210K tokens
- Input: text, images
- Output: text
- Price: $0.15 input / $0.60 output per 1M tokens
- Reasoning: yes
- Tool calling: yes
What Mistral Small 4 is good at
- Analyzing documents alongside related images
- Complex reasoning tasks that require multi-step logic
- Tasks requiring external tool integration
To-dos to try with Mistral Small 4
- Upload a technical diagram and ask the model to explain the workflow described in the image.
- Paste a long research report and ask the model to summarize the core arguments.
- Provide a set of data and ask the model to use its tool-calling capability to format it into a specific structure.
FAQ
- What types of input can Mistral Small 4 process? The model accepts both text and image inputs.
- Does Mistral Small 4 support tool calling? Yes, the model is capable of tool calling to assist with various tasks.
- How much does Mistral Small 4 cost? Mistral Small 4 costs $0.15 per million input tokens and $0.60 per million output tokens through OpenRouter. In todo.is a typical agent step costs about 0.5 credits ($1 = 100 credits).
- What is the context window of Mistral Small 4? Mistral Small 4 can read up to 262K tokens at once and write up to 210K tokens in one reply.
- Can I use Mistral Small 4 without coding? Yes. In todo.is you pick Mistral Small 4 as your agent's model and write to-dos in plain words, on the web, the Android app, WhatsApp or Telegram. No API key needed: credits are included, or you can bring your own key.
JavaScript is required to use the todo.is app.