OpenAI GPT-4o mini and Meta Llama 3.1 405B are closely matched ai language models devices with nearly identical overall scores (6.3 vs 6.2). The best choice depends on which specific features matter most to you.
Scores are relative within the ai language modelscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
Lower cost = better value. Free = open-source self-hosted.
| Metric | GPT-4o mini | 3.1 405B |
|---|---|---|
| Input (Prompt) | $0.15/1M | ✓Free/1M |
| Output (Completion) | $0.60/1M | ✓Free/1M |
| Open Source | Proprietary | ✓ Free |
Context Window (tokens)
| Metric | GPT-4o mini | 3.1 405B |
|---|---|---|
| Max Output | ✓16,384 tok | 4,096 tok |
| Speed | ✓220 tok/s | 30 tok/s |
| Time to First Token | ✓280ms | 1.5s |
| Languages | ✓50+ | 8+ |
Higher is better. Industry-standard AI evaluation benchmarks.
GPT-4o mini
3.1 405B
GPT-4o mini
3.1 405B
GPT-4o mini
3.1 405B
GPT-4o mini
3.1 405B
GPT-4o mini
3.1 405B
| Feature | GPT-4o mini | 3.1 405B |
|---|---|---|
| Reasoning / Chain-of-Thought | ✕ | ✕ |
| Vision (Image Input) | ✓ | ✕ |
| Audio Input | ✕ | ✕ |
| Video Input | ✕ | ✕ |
| Image/Audio Output | ✕ | ✕ |
| Function Calling / Tools | ✓ | ✓ |
| JSON Mode | ✓ | ✓ |
| Real-time Web Access | ✕ | ✕ |
| Fine-tuning Support | ✓ | ✓ |
| Batch API | ✓ | ✓ |
| Streaming | ✓ | ✓ |
| Open Source | ✕ | ✓ |
| Field | GPT-4o mini | 3.1 405B |
|---|---|---|
| Provider | OpenAI | Meta |
| Parameters | — | 405B |
| Knowledge Cutoff | 2023-10 | 2023-12 |
| License | Commercial | Llama 3.1 Community |
| Best For | high volumecost efficiencysimple tasks | open sourceself hostingfine tuningenterprise privacy |
Buy OpenAI GPT-4o mini if…
The OpenAI GPT-4o mini is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Buy Meta Llama 3.1 405B if…
The Meta Llama 3.1 405B is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
OpenAI GPT-4o mini and Meta Llama 3.1 405B are closely matched ai language models devices with nearly identical overall scores (6.3 vs 6.2). The best choice depends on which specific features matter most to you.
Both products score similarly — it depends on your priorities.
Check the latest prices using the buy links above.
The OpenAI GPT-4o mini is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
The Meta Llama 3.1 405B is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.