Granite Guardian 3.0 8B vs Mistral Small 3
Granite Guardian 3.0 8B (2025) and Mistral Small 3 (2025) are compact production models from IBM Research and MistralAI. Granite Guardian 3.0 8B ships a 8k-token context window, while Mistral Small 3 ships a 33k-token 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 Small 3 fits 4x more tokens; pick it for long-context work and Granite Guardian 3.0 8B for tighter calls.
Decision scorecard
Local evidence first| Signal | Granite Guardian 3.0 8B | Mistral Small 3 |
|---|---|---|
| Best for | general production evaluation | tool-calling agents and provider-routed production |
| Decision fit | Classification | Agents, Classification, and JSON / Tool use |
| Context window | 8k | 33k |
| Cheapest output | - | $0.30/1M tokens |
| Provider routes | 1 tracked | 2 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Local decision data tags Granite Guardian 3.0 8B for Classification.
- Mistral Small 3 has the larger context window for long prompts, retrieval packs, or transcript analysis.
- Mistral Small 3 has broader tracked provider coverage for fallback and route flexibility.
- Mistral Small 3 uniquely exposes JSON / Tool use and Structured outputs in local model data.
- Local decision data tags Mistral Small 3 for Agents, Classification, and JSON / Tool use.
Monthly cost at traffic
Estimate token spend from the cheapest tracked input and output route or tier on this page.
Granite Guardian 3.0 8B
Unavailable
No complete token price in local provider data
Mistral Small 3
$155
Cheapest tracked route/tier: Together AI
Cost delta unavailable until both models have sourced input and output token prices.
Switch friction
- No overlapping tracked provider route is sourced for Granite Guardian 3.0 8B and Mistral Small 3; plan for SDK, billing, or endpoint changes.
- Mistral Small 3 adds JSON / Tool use and Structured outputs in local capability data.
- No overlapping tracked provider route is sourced for Mistral Small 3 and Granite Guardian 3.0 8B; plan for SDK, billing, or endpoint changes.
- Check replacement coverage for JSON / Tool use and Structured outputs before moving production traffic.
Specs
| Specification | ||
|---|---|---|
| Released | 2025-03-01 | 2025-01-01 |
| Context window | 8k | 33k |
| Parameters | 8B | 24B |
| Architecture | Decoder Only | 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 | 2024-04 | 2023-10 |
Pricing and availability
| Pricing attribute | Granite Guardian 3.0 8B | Mistral Small 3 |
|---|---|---|
| Input price | - | $0.10/1M tokens |
| Output price | - | $0.30/1M tokens |
| Providers |
Capabilities
| Capability | Granite Guardian 3.0 8B | Mistral Small 3 |
|---|---|---|
| Vision | No | No |
| Multimodal | No | No |
| Reasoning | No | No |
| JSON / Tool use | No | Yes |
| Structured outputs | No | Yes |
| 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.
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Last reviewed: 2026-06-29. Data sourced from public model cards and provider documentation.