Mistral Large 3 2512
Mistral AIReleased Dec 1, 2025
Mistral Large 3 2512 is Mistral’s most capable model to date, featuring a sparse mixture-of-experts architecture with 41B active parameters (675B total), and released under the Apache 2.0 license.
- Context window
- 262K tokens
- Input
- text, image, file
- Output
- text
- Tokenizer
- Mistral
- Released
- Dec 1, 2025
Pricing
Per 1M tokens. The provider price and our flat 3% fee are separate columns — what you pay is their sum.
| Per 1M tokens | Provider | + 3% fee | You pay |
|---|---|---|---|
| Input | $0.500 | $0.015 | $0.515 |
| Output | $1.50 | $0.045 | $1.54 |
| Cache read | $0.050 | $0.0015 | $0.052 |
Benchmarks
Artificial Analysis
- Intelligence index
- 15.9
- Coding index
- 20.1
- Agentic index
- 5.5
Design Arena
| Category | Elo | Win rate | Rank |
|---|---|---|---|
| 3Dmodels | 1176 | 46.9% | #51 |
| ASCII artmodels | 1115 | 40.3% | #43 |
| Codemodels | 1191 | 47.6% | #56 |
| Data vizmodels | 1180 | 45.8% | #55 |
| Game devmodels | 1146 | 41.5% | #65 |
| SVGmodels | 1050 | 38% | #62 |
| UI componentsmodels | 1157 | 43.1% | #59 |
| Websitesmodels | 1205 | 49.4% | #53 |
Head-to-head preference voting. How we filter and rank
Supported parameters
- frequency_penalty
- max_tokens
- presence_penalty
- response_format
- seed
- stop
- structured_outputs
- temperature
- tool_choice
- tools
- top_p
Call it
OpenAI-compatible: point your SDK at api.openkey.ai/v1 and use model mistralai/mistral-large-2512.
curl https://api.openkey.ai/v1/chat/completions \
-H "Authorization: Bearer $OPENKEY_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "mistralai/mistral-large-2512",
"messages": [{"role": "user", "content": "Hello"}]
}'import os
from openai import OpenAI
client = OpenAI(
base_url="https://api.openkey.ai/v1",
api_key=os.environ["OPENKEY_API_KEY"],
)
completion = client.chat.completions.create(
model="mistralai/mistral-large-2512",
messages=[{"role": "user", "content": "Hello"}],
)
print(completion.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.openkey.ai/v1",
apiKey: process.env.OPENKEY_API_KEY,
});
const completion = await client.chat.completions.create({
model: "mistralai/mistral-large-2512",
messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);Questions
- How much does Mistral Large 3 2512 cost via API?
- Through OpenKey, Mistral Large 3 2512 costs $0.515 per 1M input tokens and $1.54 per 1M output tokens. That is the provider price ($0.500 / $1.50) plus a flat 3% fee — nothing else.
- What is Mistral Large 3 2512's context window?
- Mistral Large 3 2512 accepts up to 262K tokens of context.
- Is Mistral Large 3 2512 OpenAI-compatible?
- Yes. Send requests to OpenKey's /v1/chat/completions endpoint with model "mistralai/mistral-large-2512" using any OpenAI SDK — only the base URL and API key change.
- What inputs does Mistral Large 3 2512 support?
- Mistral Large 3 2512 accepts text, image, file input and produces text output.
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