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GPT OSS 120B vs o1
Comprehensive side-by-side LLM comparison
o1 leads with 40.4% higher average benchmark score. o1 offers 37.9K more tokens in context window than GPT OSS 120B. GPT OSS 120B is $74.46 cheaper per million tokens. GPT OSS 120B is available on 5 providers. Overall, o1 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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OpenAI
o1 is a language model developed by OpenAI. It achieves strong performance with an average score of 71.6% across 19 benchmarks. It excels particularly in GSM8k (97.1%), MATH (96.4%), GPQA Physics (92.8%). It supports a 300K token context window for handling large documents. The model is available through 2 API providers. Released in 2024, it represents OpenAI's latest advancement in AI technology.
7 months newer
o1
OpenAI
2024-12-17
GPT OSS 120B
OpenAI
2025-08-05
Pricing Comparison
Cost per million tokens (USD)
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GPT OSS 120B
Input:$0.09
Output:$0.45($74.46 cheaper)
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o1
Input:$15.00
Output:$60.00
Performance Metrics
Context window and performance specifications
Average performance across 23 common benchmarks
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GPT OSS 120B
Average Score:18.8%
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o1
Average Score:59.1%(+40.4%)
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:18.8%
Providers:5
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o1
Avg Score:59.1%(+40.4%)
Providers:2