GPT OSS Safeguard 120B vs Mistral Small 4
Price and specs side by side · USD per 1M tokens · verified 2026-10-11
// side by side
| metric | GPT OSS Safeguard 120B | Mistral Small 4 |
|---|
| input / 1M | $0.15 | $0.15 |
| output / 1M | $0.60 | $0.60 |
| blended (3:1) | $0.2625 | $0.2625 |
| cache read / 1M | — | $0.015 |
| context | 128K | 262.1K |
| max output | 16.4K | 256K |
| input types | text | text · image |
| reasoning | yes | yes |
| tool calling | yes | yes |
| structured output | yes | no |
| open weights | yes | yes |
| released | 2025-10-29 | 2026-03-16 |
| knowledge cutoff | n/a | 2025-06 |
| lab | OpenAI | Mistral |
// monthly cost scenarios
| workload | tokens in / out | GPT OSS Safeguard 120B | Mistral Small 4 |
|---|
| Chatbot | 10M / 2M | $2.70 | $2.70 |
| RAG app | 50M / 5M | $10.50 | $10.50 |
| Coding agent | 20M / 10M | $9.00 | $9.00 |
// verdict
- GPT OSS Safeguard 120B and Mistral Small 4 have the same blended price.
- Mistral Small 4 has the larger context window (262.1K vs 128K tokens).
- Only GPT OSS Safeguard 120B supports structured output.
- Only Mistral Small 4 accepts image input.