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Gemini 2.5 Pro vs GPT-5 Mini
Comprehensive side-by-side LLM comparison
GPT-5 Mini leads with 1.6% higher average benchmark score. Gemini 2.5 Pro offers 575.4K more tokens in context window than GPT-5 Mini. Gemini 2.5 Pro is $13.75 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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Google DeepMind
Gemini 2.5 Pro, released by Google in May 2025, is a large language model from the Gemini 2.5 family designed for complex reasoning, coding, and long-context analysis tasks. It features a 1M token context window, native support for text, image, video, and audio input, and integrated thinking capabilities for multi-step problem solving. Gemini 2.5 Pro targets advanced coding workflows, scientific reasoning, and applications requiring deep understanding across large, mixed-modality contexts.
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OpenAI
GPT-5 mini, released by OpenAI in August 2025, is a smaller variant from the GPT-5 family that inherits GPT-5's unified reasoning architecture and multimodal capabilities at a reduced inference cost. It targets high-volume production use cases requiring a balance of intelligence and response speed, offering GPT-5 capabilities for applications where full GPT-5 inference costs are a concern.
2 months newer
Gemini 2.5 Pro
Google DeepMind
2025-05-20
GPT-5 Mini
OpenAI
2025-08
Pricing Comparison
Cost per million tokens (USD)
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Gemini 2.5 Pro
Input:$1.25
Output:$10.00($13.75 cheaper)
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GPT-5 Mini
Input:$5.00
Output:$20.00
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Gemini 2.5 Pro
Average Score:17.8%
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GPT-5 Mini
Average Score:19.4%(+1.6%)
Performance comparison across key benchmark categories
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Gemini 2.5 Pro
Reasoning17.8%
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GPT-5 Mini
Reasoning19.4%(+1.6%)
Provider Availability & Performance
Available providers and their performance metrics
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Gemini 2.5 Pro
2 providers
Google Cloud Vertex AI
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GPT-5 Mini
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Gemini 2.5 Pro
Avg Score:17.8%
Providers:2
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GPT-5 Mini
Avg Score:19.4%(+1.6%)
Providers:1