| Signal | gpt-oss-120b (free) | Delta | Mistral Large 3 2512 |
|---|---|---|---|
Capabilities | 50 | -17 | |
Pricing | 30 | +29 | |
Context window size | 81 | -5 | |
Recency | 90 | -10 | |
Output Capacity | 85 | +65 | |
| Overall Result | 2 wins | of 5 | 3 wins |
8
days higher
6
days
16
days higher
OpenAI
Mistral AI
gpt-oss-120b (free) saves you $125.00/month
That's $1500.00/year compared to Mistral Large 3 2512 at your current usage level of 100K calls/month.
| Metric | gpt-oss-120b (free) | Mistral Large 3 2512 | Winner |
|---|---|---|---|
| Overall Score | 73 | 74 | Mistral Large 3 2512 |
| Rank | #127 | #124 | Mistral Large 3 2512 |
| Quality Rank | #127 | #124 | Mistral Large 3 2512 |
| Adoption Rank | #127 | #124 | Mistral Large 3 2512 |
| Parameters | 120B | -- | -- |
| Context Window | 131K | 262K | Mistral Large 3 2512 |
| Pricing | Free | $0.50/$1.50/M | -- |
| Signal Scores | |||
| Capabilities | 50 | 67 | Mistral Large 3 2512 |
| Pricing | 30 | 2 | gpt-oss-120b (free) |
| Context window size | 81 | 86 | Mistral Large 3 2512 |
| Recency | 90 | 100 | Mistral Large 3 2512 |
| Output Capacity | 85 | 20 | gpt-oss-120b (free) |
Our composite score (0–100) combines six weighted signals: benchmark performance (25%), pricing efficiency (25%), context window size (15%), model recency (15%), output capacity (10%), and capability versatility (10%). Here's what the scores mean for these two models:
Scores 73/100 (rank #127), placing it in the top 57% of all 290 models tracked.
Scores 74/100 (rank #124), placing it in the top 58% of all 290 models tracked.
With only a 0-point gap, these models are in the same performance tier. The practical difference in output quality is minimal - your choice should depend on pricing, latency requirements, and specific feature needs.
Compare the cost per quality point to find the best value for your specific workload.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Higher benchmark score (0/100) indicates stronger performance on coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Faster response time (speed score 0/100) is critical for user-facing chat. gpt-oss-120b (free) also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (262K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($0.00/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (74/100) correlates with better nuance, coherence, and style in long-form content
Image understanding & OCR
Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly
gpt-oss-120b (free) and Mistral Large 3 2512 are extremely close in overall performance (only 0.09999999999999432 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.
Best for Quality
gpt-oss-120b (free)
Marginally better benchmark scores; both are excellent
Best for Cost
gpt-oss-120b (free)
100% lower pricing; better value at scale
Best for Reliability
gpt-oss-120b (free)
Higher uptime and faster response speeds
Best for Prototyping
gpt-oss-120b (free)
Stronger community support and better developer experience
Best for Production
gpt-oss-120b (free)
Wider enterprise adoption and proven at scale
by OpenAI
| Capability | gpt-oss-120b (free) | Mistral Large 3 2512 |
|---|---|---|
| Vision (Image Input)differs | ||
| Function Calling | ||
| Streaming | ||
| JSON Modediffers | ||
| Reasoningdiffers | ||
| Web Search | ||
| Image Output |
OpenAI
Mistral AI
gpt-oss-120b (free) saves you $2.70/month
That's 100% cheaper than Mistral Large 3 2512 at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | gpt-oss-120b (free) | Mistral Large 3 2512 |
|---|---|---|
| Context Window | 131K | 262K |
| Max Output Tokens | 131,072 | -- |
| Open Source | Yes | No |
| Created | Aug 5, 2025 | Dec 1, 2025 |
Mistral Large 3 2512 scores 74/100 (rank #124) compared to gpt-oss-120b (free)'s 73/100 (rank #127), giving it a 0-point advantage. Mistral Large 3 2512 is the stronger overall choice, though gpt-oss-120b (free) may excel in specific areas like cost efficiency.
gpt-oss-120b (free) is ranked #127 and Mistral Large 3 2512 is ranked #124 out of 290+ AI models. Rankings use a composite score combining benchmark performance (25%), pricing (25%), context window (15%), recency (15%), output capacity (10%), and versatility (10%). Scores update hourly.
gpt-oss-120b (free) is cheaper at $0.00/M output tokens vs Mistral Large 3 2512's $1.50/M output tokens - 1500.0x more expensive. Input token pricing: gpt-oss-120b (free) at $0.00/M vs Mistral Large 3 2512 at $0.50/M.
Mistral Large 3 2512 has a larger context window of 262,144 tokens compared to gpt-oss-120b (free)'s 131,072 tokens. A larger context window means the model can process longer documents and conversations.