Llama Guard 4 12B vs Qwen3.8 Omni Flash
Price and specs side by side · USD per 1M tokens · verified 2026-10-23
// side by side
| metric | Llama Guard 4 12B | Qwen3.8 Omni Flash |
|---|
| input / 1M | $0.18 | $0.15 |
| output / 1M | $0.18 | $0.47 |
| blended (3:1) | $0.18 | $0.23 |
| cache read / 1M | — | $0.016 |
| context | 163.8K | 1M |
| max output | 163.8K | 131.1K |
| input types | text · image | text · image · audio · video |
| reasoning | no | yes |
| tool calling | no | yes |
| structured output | no | yes |
| open weights | yes | no |
| released | 2025-04-29 | 2026-09-17 |
| knowledge cutoff | n/a | n/a |
| lab | Meta | Alibaba (Qwen) |
// monthly cost scenarios
| workload | tokens in / out | Llama Guard 4 12B | Qwen3.8 Omni Flash |
|---|
| Chatbot | 10M / 2M | $2.16 | $2.44 |
| RAG app | 50M / 5M | $9.90 | $9.85 |
| Coding agent | 20M / 10M | $5.40 | $7.70 |
// verdict
- Llama Guard 4 12B is 21.7% cheaper than Qwen3.8 Omni Flash on a blended 3:1 input/output basis.
- Qwen3.8 Omni Flash has the larger context window (1M vs 163.8K tokens).
- Only Qwen3.8 Omni Flash supports built-in reasoning.
- Only Qwen3.8 Omni Flash supports tool calling.
- Only Qwen3.8 Omni Flash supports structured output.
- Chatbot (10M input / 2M output tokens per month): Llama Guard 4 12B costs $2.16 vs $2.44 for Qwen3.8 Omni Flash, saving $0.28 per month.
- RAG app (50M input / 5M output tokens per month): Qwen3.8 Omni Flash costs $9.85 vs $9.90 for Llama Guard 4 12B, saving $0.05 per month.
- Coding agent (20M input / 10M output tokens per month): Llama Guard 4 12B costs $5.40 vs $7.70 for Qwen3.8 Omni Flash, saving $2.30 per month.
// Llama Guard 4 12B or Qwen3.8 Omni Flash: which one to choose
- Choose Llama Guard 4 12B for cost-sensitive, high-volume workloads.
- Choose Qwen3.8 Omni Flash for long documents and large codebases (1M-token context).
- Choose Qwen3.8 Omni Flash if you need built-in reasoning.
- Choose Qwen3.8 Omni Flash if you need tool calling.
- Choose Qwen3.8 Omni Flash if you need structured output.
- Choose Llama Guard 4 12B if you want open weights you can self-host.