Voxtral ASR (Mistral)
European open-weights ASR — French/German native, Mistral ecosystem
Comparative Scores
Architecture
High priority evaluation for Phase 1 MVP. Creates full-stack sovereign pipeline with Voxtral TTS + Mistral LLM. French/German native support critical for Swiss market. Very new — needs 3-month production testing before Phase 1 deployment.
Analysis
Voxtral ASR is Mistral's open-weights speech recognition model (announced March 2026). Part of the Voxtral full-stack (ASR + TTS). European open-weights with native French/German support. Creates a potential full-stack sovereign pipeline: Voxtral ASR → Mistral LLM → Voxtral TTS. Very new — production testing required.
Strengths
- European open-weights (Apache 2.0)
- Native French/German support
- Full-stack Mistral ecosystem (ASR+LLM+TTS)
- Self-hostable — full sovereignty
- ~120ms estimated latency
Weaknesses
- Very new (March 2026) — no production track record
- Benchmarks pending
- ~7B params — significant GPU requirement
- No speaker diarization
STT Capabilities
Streaming-capable (announced). Part of Voxtral full-stack (ASR + TTS). 120ms estimated latency.
30+ languages
Pricing
Mistral API : $0.001/min STT ($0.06/hr). Self-hosted: free (GPU cost only). Open-weights pour déploiement souverain.
Sovereignty & Compliance
Open-weights — full on-premise. EU-origin (French company).
Data residency: EU (Mistral, France). Full control if self-hosted.
Open-weights, self-hostable. EU-origin model. Mistral API also available.
Open-weights, self-hostable. EU-origin model. Mistral API also available.
Voxtral ASR (Mistral) — Strategic Positioning
Beyond technical specs: where does this tool sit in the ecosystem, what are the risks and strategic implications for GamiWays?
Voxtral ASR is Mistral AI's entry into speech recognition — EU-aligned, open-source, and naturally integrated with the Mistral LLM ecosystem. The sovereignty-first STT for teams already in the Mistral stack.
A. Strategic Positioning
Target customer: Developer / Enterprise — Mistral ecosystem, EU-aligned, open-source
Mistral AI's open-source STT — EU-aligned, high accuracy, low latency, with diarization, available as cloud API and self-hosted model.
B. Competitive Moat
- Mistral AI ecosystem integration — natural fit for teams already using Mistral LLMs
- EU-aligned company (French) — sovereignty-friendly positioning
- Open-source + cloud API hybrid — flexibility for different deployment needs
Vulnerability: Newer entrant vs established STT players. Limited benchmark data vs Deepgram/AssemblyAI. No explicit compliance certifications.
E. Strategic Questions for GamiWays
Sovereignty fit
French company, EU-aligned, open-source with self-hosted option. Natural sovereignty fit for GamiWays's Swiss/EU requirements.
Build vs. Buy
Natural fit if GamiWays already uses Mistral LLMs. Self-host for Phase 2 sovereignty. Cloud API for Phase 1 speed.
Lock-in risk
Open-source option eliminates vendor lock-in. Cloud API creates soft dependency on Mistral platform.
Roadmap alignment
Good alignment for EU-sovereign deployments. Mistral ecosystem integration reduces overall stack complexity.
This sheet's verification
Artificial Analysis STT mai 2026 + Mistral AI docs
Update note: Pipecat STT Benchmark juin 2026: WER 4.44%, $0.06/hr, 249ms TTFS. Voxtral-S-22B-2507 disponible sur HuggingFace (22B params). API Mistral : $0.001/min. Apache 2.0 open-weights. Stack complet : Voxtral ASR → Mistral LLM → Voxtral TTS.
This date covers provider-specific prices, capabilities and notes. Comparative benchmarks follow the synchronization and methodology shown above.
ELO benchmarks / indices: Artificial Analysis