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Gemma 3 12B vs GPT OSS 20B
Comprehensive side-by-side LLM comparison
GPT OSS 20B leads with 30.6% higher average benchmark score. Both models have similar pricing. Gemma 3 12B supports multimodal inputs. GPT OSS 20B is available on 4 providers. Overall, GPT OSS 20B is the stronger choice for coding tasks.
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Gemma 3 12B was developed as part of the third generation of Google's open-source model family, designed to provide enhanced capabilities in a mid-sized format. Built with improved architecture and training techniques, it balances performance with practical deployment considerations for diverse use cases.
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OpenAI
GPT-OSS 20B was created as a smaller open-source variant, designed to balance capability with accessibility for researchers and developers. Built with 20 billion parameters, it provides a more approachable entry point for those seeking to work with open-source language models while benefiting from OpenAI's architectural insights.
4 months newer
Gemma 3 12B
2025-03-12
GPT OSS 20B
OpenAI
2025-08-05
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Pricing Comparison
Cost per million tokens (USD)
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Gemma 3 12B
Input:$0.05
Output:$0.10($0.10 cheaper)
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GPT OSS 20B
Input:$0.05
Output:$0.20
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Gemma 3 12B
Average Score:40.9%
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GPT OSS 20B
Average Score:71.5%(+30.6%)
Provider Availability & Performance
Available providers and their performance metrics
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Gemma 3 12B
1 providers
DeepInfra
Throughput: 33 tok/s
Latency: 0.2ms
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GPT OSS 20B
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Gemma 3 12B
Avg Score:40.9%
Providers:1
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GPT OSS 20B
Avg Score:71.5%(+30.6%)
Providers:4