Magistral Small 2506 vs Mistral Magistral Small 2509
Magistral Small 2506 (2025) and Mistral Magistral Small 2509 (2025) are frontier reasoning models from MistralAI. Magistral Small 2506 ships a 128k-token context window, while Mistral Magistral Small 2509 ships a not-yet-sourced context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads. It focuses on practical selection signals rather than broad model-family marketing.
Mistral Magistral Small 2509 is safer overall; choose Magistral Small 2506 when reasoning depth matters.
Decision scorecard
Local evidence first| Signal | Magistral Small 2506 | Mistral Magistral Small 2509 |
|---|---|---|
| Best for | reasoning-heavy apps | provider-routed production |
| Decision fit | Long context | General |
| Context window | 128k | — |
| Cheapest output | - | $1.50/1M tokens |
| Provider routes | 1 tracked | 2 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Magistral Small 2506 has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Magistral Small 2506 uniquely exposes Reasoning in local model data.
- Local decision data tags Magistral Small 2506 for Long context.
- Mistral Magistral Small 2509 has broader tracked provider coverage for fallback and route flexibility.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Magistral Small 2506
Unavailable
No complete token price in local provider data
Mistral Magistral Small 2509
$775
Cheapest tracked route/tier: AWS Bedrock
Cost delta unavailable until both models have sourced input and output token prices.
Switch friction
- No overlapping tracked provider route is sourced for Magistral Small 2506 and Mistral Magistral Small 2509; plan for SDK, billing, or endpoint changes.
- Check replacement coverage for Reasoning before moving production traffic.
- No overlapping tracked provider route is sourced for Mistral Magistral Small 2509 and Magistral Small 2506; plan for SDK, billing, or endpoint changes.
- Magistral Small 2506 adds Reasoning in local capability data.
Specs
| Specification | ||
|---|---|---|
| Released | 2025-06-10 | 2025-09-01 |
| Context window | 128k | — |
| Parameters | 24B | 24B |
| Architecture | Decoder Only | - |
| License | Apache 2.0OSI-approved | Apache 2.0OSI-approved |
| Openness | Open source | Open source |
| Weights | Unknown | Unknown |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: permitted | Commercial use: permitted |
| Knowledge cutoff | 2025-06 | - |
Pricing and availability
| Pricing attribute | Magistral Small 2506 | Mistral Magistral Small 2509 |
|---|---|---|
| Input price | - | $0.50/1M tokens |
| Output price | - | $1.50/1M tokens |
| Providers |
Capabilities
| Capability | Magistral Small 2506 | Mistral Magistral Small 2509 |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | Yes | No |
| JSON / Tool use | No | No |
| Structured outputs | No | No |
| Code execution | No | No |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
No shared benchmark scores are currently available for this pair.
Continue comparing
- Magistral Small 2506 vs Qwen3.5-9B
- Mistral Magistral Small 2509 vs Mistral Medium 3.5
- Magistral Small 2506 vs Mistral Medium 3.5
- Mistral Magistral Small 2509 vs Mistral Medium 3 Instruct
- GPT-5.4-Cyber vs Mistral Magistral Small 2509
- Magistral Small 2506 vs Mistral Medium 3 Instruct
- Gemini Deep Research Preview vs Magistral Small 2506
- Grok 4.3 vs Mistral Magistral Small 2509
- Hunyuan Hy3 Preview vs Magistral Small 2506
- Kimi K2.6 vs Mistral Magistral Small 2509
Popular comparisons for Magistral Small 2506
Popular comparisons for Mistral Magistral Small 2509
Last reviewed: 2026-06-29. Data sourced from public model cards and provider documentation.