Modelsmedium signal
Mistral Large 4 opens a 1-trillion-parameter preview API at $1.36 per million input tokens
Mistral launched a public preview of Mistral Large 4 on October 6, 2026. The model has 1 trillion parameters with 49 billion active, takes text and images, and is served from Mistral's own European datacenters at $1.36 per million input tokens and $4.18 per million output tokens. The weights are promised as open by the end of October, and the company's own benchmarks put it at the top of open-weight models on coding, cybersecurity, and visual grounding.
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