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Gemini 1.0 Pro vs GPT OSS 20B
Comprehensive side-by-side LLM comparison
GPT OSS 20B leads with 28.6% higher average benchmark score. GPT OSS 20B offers 221.2K more tokens in context window than Gemini 1.0 Pro. GPT OSS 20B is $1.75 cheaper per million tokens. GPT OSS 20B is available on 4 providers. Overall, GPT OSS 20B is the stronger choice for coding tasks.
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Gemini 1.0 Pro was developed as Google's initial production-ready multimodal model, designed to handle text and provide strong performance across diverse tasks. Built to serve as a versatile foundation for applications requiring reliable language understanding and generation, it introduced the Gemini architecture to developers and enterprises.
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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.
1 year newer
Gemini 1.0 Pro
2024-02-15
GPT OSS 20B
OpenAI
2025-08-05
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Pricing Comparison
Cost per million tokens (USD)
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Gemini 1.0 Pro
Input:$0.50
Output:$1.50
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GPT OSS 20B
Input:$0.05
Output:$0.20($1.75 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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Gemini 1.0 Pro
Average Score:49.9%
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GPT OSS 20B
Average Score:78.4%(+28.6%)
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Knowledge Cutoff
Training data recency comparison
Gemini 1.0 Pro
2024-02-01
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Gemini 1.0 Pro
1 providers
Throughput: 120 tok/s
Latency: 0.4ms
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GPT OSS 20B
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Gemini 1.0 Pro
Avg Score:49.9%
Providers:1
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GPT OSS 20B
Avg Score:78.4%(+28.6%)
Providers:4