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GPT OSS 120B vs Grok-2 mini
Comprehensive side-by-side LLM comparison
Grok-2 mini leads with 12.3% higher average benchmark score. Grok-2 mini supports multimodal inputs. GPT OSS 120B is available on 5 providers. Overall, Grok-2 mini is the stronger choice for coding tasks.
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OpenAI
GPT OSS 120B is a language model developed by OpenAI. It achieves strong performance with an average score of 61.7% across 7 benchmarks. It excels particularly in MMLU (90.0%), CodeForces (87.4%), GPQA (80.1%). It supports a 262K token context window for handling large documents. The model is available through 5 API providers. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents OpenAI's latest advancement in AI technology.
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xAI
Grok-2 mini is a multimodal language model developed by xAI. It achieves strong performance with an average score of 74.1% across 8 benchmarks. It excels particularly in DocVQA (93.2%), MMLU (86.2%), HumanEval (85.7%). As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents xAI's latest advancement in AI technology.
11 months newer
Grok-2 mini
xAI
2024-08-13
GPT OSS 120B
OpenAI
2025-08-05
Performance Metrics
Context window and performance specifications
Average performance across 13 common benchmarks
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GPT OSS 120B
Average Score:33.2%
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Grok-2 mini
Average Score:45.6%(+12.3%)
Provider Availability & Performance
Available providers and their performance metrics
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GPT OSS 120B
5 providers
DeepInfra
Groq
Throughput: 500 tok/s
Latency: 0.5ms
Novita
OpenAI
Throughput: 115 tok/s
Latency: 5.2ms
ZeroEval
Throughput: 500 tok/s
Latency: 0.5ms
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GPT OSS 120B
Avg Score:33.2%
Providers:5
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Grok-2 mini
Avg Score:45.6%(+12.3%)
Providers:0