Mistral Forge introduced
Mistral AI announced Forge, a new product in its platform lineup, expanding the Mistral ecosystem beyond models into developer tooling.
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Mistral AI
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About Mistral AI
Mistral AI is a French artificial intelligence company founded in 2023 by Arthur Mensch, Guillaume Lample, and Timothée Lacroix. The company develops large language models and related AI systems, including both open-weight and proprietary models. Mistral AI has released a series of foundation models designed for efficiency and performance, including smaller parameter models and mixture-of-experts architectures. The company provides access to its models through open releases and commercial APIs. Its research and development focus includes large language models, model efficiency, multilingual capabilities, and enterprise AI deployment.
Timeline
Mistral AI partners with NVIDIA to accelerate open frontier models
Mistral AI announced a partnership with NVIDIA to accelerate open frontier model development, with Mistral 3 models optimized across NVIDIA supercomputing and edge platforms.
Mistral Small 4: 119B MoE with 6B active parameters, Apache 2.0
Mistral AI released Small 4 — a 119B total / 6B active MoE model with 128 experts, 256K context, and configurable reasoning effort. Delivers 40% faster completion times and 3x throughput over Small 3. Apache 2.0 licensed.
Leanstral: open-source code agent for Lean 4 formal proofs
Mistral AI released Leanstral, the first open-source code agent for Lean 4 formal proof verification. With 6B active parameters and Apache 2.0 license, it achieves 26.3 at pass@2 for $36 vs Claude Sonnet at $549.
Voxtral Transcribe 2: sub-200ms real-time speech-to-text in 13 languages
Mistral AI released Voxtral Mini Transcribe V2 (batch, 4% WER, $0.003/min) and Voxtral Realtime (live, sub-200ms latency, 4B params, Apache 2.0). Both support speaker diarization, context biasing, and word-level timestamps.
Mistral OCR 3 released: 74% win rate over OCR 2
Mistral AI launched OCR 3 with major improvements in handwriting recognition, form detection, scanned documents, and complex table reconstruction. Priced at $2 per 1,000 pages ($1 with Batch API).
Devstral 2 and Mistral Vibe CLI launched for code agents
Mistral AI released Devstral 2 (123B, 72.2% SWE-bench Verified, modified MIT) and Devstral Small 2 (24B, 68.0%, Apache 2.0) alongside Mistral Vibe, an open-source CLI coding agent. Devstral 2 claims 7x more cost-efficient than Claude Sonnet.
Mistral 3 released: Large 3 (675B MoE) and Ministral 3 family
Mistral AI launched Mistral Large 3 — a 675B total / 41B active parameter MoE model trained on 3,000 H200 GPUs — alongside Ministral 3 in 3B, 8B, and 14B sizes. All Apache 2.0 licensed with native image understanding and 40+ languages.
Mistral AI Studio launched
Mistral AI introduced AI Studio, a platform for testing models, parsing documents with Document AI, and building AI-powered applications.
Mistral AI raises 1.7 billion euros at 11.7B euro valuation
Mistral AI closed a Series C round of 1.7 billion euros led by ASML (1.3B euro, 11% stake), with participation from DST Global, Andreessen Horowitz, Bpifrance, General Catalyst, Lightspeed, and NVIDIA. Became France's first decacorn.
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