Mistral: mistral-medium-3
mistral-medium-3
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mistral-medium-3 is a mid-tier large language model from Mistral AI, part of the Mistral "Medium" family that aims to balance quality, speed, and cost for general-purpose applications. It is designed to offer stronger reasoning, coding, and writing capabilities than lightweight/chat-oriented models, while remaining more efficient and affordable than the vendor’s highest-end offerings. Typical uses include building production chatbots, assistants, and workflow automation tools where robust multi-step reasoning and good instruction-following are required but ultra-premium performance is not strictly necessary. It is generally positioned as a versatile, default choice for many enterprise and developer workloads that need solid capability with predictable latency and pricing.
Pricing
Current price per 1,000,000 tokens. Every request is billed automatically from its exact usage.
Included in plans
Statistics
Live performance and usage of this model, aggregated across all users.
Detailed statistics appear here as soon as this model starts receiving requests.
API
Call this model from any OpenAI-compatible client using your API token.
curl https://apiex.cloud/api/v1/chat/completions \
-H "Authorization: Bearer $NEW_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "mistral-medium-3",
"messages": [
{
"role": "user",
"content": "Explain quantum entanglement in one paragraph."
}
],
"temperature": 0.7
}'Authentication
Every request must include an Authorization: Bearer <TOKEN> header. Generate a token from your account's API Keys page — its access to models is set automatically from your active plans and redeemed codes, and you can set its rate limit and IP restrictions.
| Parameter | Type | Description |
|---|---|---|
model | string, required | This model's ID, exactly as shown above. |
messages | array, required | Conversation history as role/content objects (system, user, assistant). |
temperature | number, optional | Sampling randomness, typically 0–2. |
max_tokens | integer, optional | Upper limit on tokens generated in the reply. |
top_p | number, optional | Nucleus-sampling threshold, as an alternative to temperature. |
stream | boolean, ignored | Responses are always returned in full so the exact cost can be billed; streaming is not available. |
Replace YOUR_API_KEY with a token from your account, then see the full API reference for every parameter.
Frequently asked questions
What is mistral-medium-3?
mistral-medium-3 is a mid-tier large language model from Mistral AI, part of the Mistral "Medium" family that aims to balance quality, speed, and cost for general-purpose applications. It is designed to offer stronger reasoning, coding, and writing capabilities than lightweight/chat-oriented models, while remaining more efficient and affordable than the vendor’s highest-end offerings. Typical uses include building production chatbots, assistants, and workflow automation tools where robust multi-step reasoning and good instruction-following are required but ultra-premium performance is not strictly necessary. It is generally positioned as a versatile, default choice for many enterprise and developer workloads that need solid capability with predictable latency and pricing.
How much does mistral-medium-3 cost?
Input tokens are priced at $0,48 per 1,000,000 tokens and output tokens at $2,40 per 1,000,000 tokens. Pricing is billed automatically per request; no separate plan is required.
What is the context length of mistral-medium-3?
mistral-medium-3 supports a context window of up to 131,072 tokens.
Does mistral-medium-3 support image input?
mistral-medium-3 currently accepts text input only.
Which provider is mistral-medium-3 from?
mistral-medium-3 is developed by Mistral and made available on this gateway through our routing infrastructure.
When was mistral-medium-3 added to this gateway?
mistral-medium-3 has been available on this gateway since September 23, 2026.
Is mistral-medium-3 currently available?
Yes, mistral-medium-3 is active and can be used right now through this gateway.
