gpt-oss-20b vs Llama Guard 4 12B (Comparative Analysis)
Loading comparison form...
Comparative Analysis: gpt-oss-20b vs. Llama Guard 4 12B
Want to try out these models side by side?Try Magica for free
Overview
Llama Guard 4 12B was released 3 months before gpt-oss-20b.
 gpt-oss-20b |  Llama Guard 4 12B | |
|---|---|---|
Model Provider The organization behind this AI's development | OpenAI | Meta |
Input Context Window Maximum input tokens this model can process at once | 131.1K tokens | 163.8K tokens |
Output Token Limit Maximum output tokens this model can generate at once | Not specified tokens | 16.4K tokens |
Release Date When this model first became publicly available | August 5, 2025 11 months ago August 5th, 2025 | April 30, 2025 1 year ago April 30th, 2025 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
gpt-oss-20b | Llama Guard 4 12B | |
|---|---|---|
Input Types Supported input formats | 📝Text | 🖼️Image📝Text |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | GPT | Other |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation | Function Calling✓Structured OutputReasoning ModeContent Moderation |
Open Source Model availability | Available on HuggingFace → | Available on HuggingFace → |
Pricing
gpt-oss-20b is roughly 0.2x less expensive compared to Llama Guard 4 12B for input tokens and roughly 0.8x less expensive for output tokens.
| gpt-oss-20b | Llama Guard 4 12B | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.03 per million tokens | $0.18 per million tokens |
Output Token Cost Cost per million outut tokens | $0.14 per million tokens | $0.18 per million tokens |
Benchmarks
Compare relevant benchmarks between gpt-oss-20b and Llama Guard 4 12B.
| gpt-oss-20b | Llama Guard 4 12B | |
|---|---|---|
MMLU Measures knowledge across 57 subjects like law, math, history, and science | Benchmark not available. | Benchmark not available. |
MMMU Measures understanding of combined text and images across various domains | Benchmark not available. | Benchmark not available. |
HellaSwag Measures common sense reasoning by having models complete sentences about everyday situations | Benchmark not available. | Benchmark not available. |
At a Glance
Quick overview of what makes gpt-oss-20b and Llama Guard 4 12B unique.
gpt-oss-20b by OpenAI can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 131.1K token context window. Very affordable at $0.03/M input and $0.14/M output tokens. Released August 5th, 2025.Llama Guard 4 12B by Meta understands both text and images, generates structured data. It can handle standard conversations with its 163.8K token context window. Very affordable at $0.18/M input and $0.18/M output tokens. Released April 30th, 2025.Explore More Comparisons
Compare your models with top performers across different categories
Compare gpt-oss-20b with:
🚀Programming
Best models for coding and development
🎨Creative & Roleplay
Models optimized for creative writing
📢Marketing
Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
Scientific research and analysis
🌐Translation
Multilingual translation tasks
Compare Llama Guard 4 12B with:
🚀Programming
Best models for coding and development
🎨Creative & Roleplay
Models optimized for creative writing
📢Marketing
Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
Scientific research and analysis
🌐Translation
Multilingual translation tasks