Llama Guard 3 is a Llama-3.1-8B pretrained model, fine-tuned for content safety classification. Similar to previous versions, it can be used to classify content in both LLM inputs (prompt classification) and in LLM responses (response class…
Model details →Llama Guard 3 8B vs OpenAI: gpt-oss-120b
Llama Guard 3 8B and OpenAI: gpt-oss-120b are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
gpt-oss-120b is an open-weight, 117B-parameter Mixture-of-Experts (MoE) language model from OpenAI designed for high-reasoning, agentic, and general-purpose production use cases. It activates 5.1B parameters per forward pass and is optimize…
Model details →Side-by-side comparison
| Capability | Llama Guard 3 8B | OpenAI: gpt-oss-120b | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 131K | 131K | Tie |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.02 | $0.04 | 🏆 Llama Guard 3 8B |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.06 | $0.19 | 🏆 Llama Guard 3 8B |
| Tool / function calling First-class support for emitting structured tool calls. | — | Yes | 🏆 OpenAI: gpt-oss-120b |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | Yes | 🏆 OpenAI: gpt-oss-120b |
Frequently asked questions
Is Llama Guard 3 8B better than OpenAI: gpt-oss-120b?
Llama Guard 3 8B and OpenAI: gpt-oss-120b are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between Llama Guard 3 8B and OpenAI: gpt-oss-120b?
Input: $0.02 vs $0.04 per 1M tokens. Output: $0.06 vs $0.19 per 1M tokens.
What context windows do Llama Guard 3 8B and OpenAI: gpt-oss-120b support?
Llama Guard 3 8B supports up to 131K tokens. OpenAI: gpt-oss-120b supports up to 131K tokens.
Do both Llama Guard 3 8B and OpenAI: gpt-oss-120b support tool calling?
Llama Guard 3 8B: not advertised. OpenAI: gpt-oss-120b: yes.