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Gemini 1.5 Pro vs GPT-4.5
Comprehensive side-by-side LLM comparison
Both models show comparable benchmark performance. Gemini 1.5 Pro offers 2.0M more tokens in context window than GPT-4.5. Gemini 1.5 Pro is $212.50 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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Gemini 1.5 Pro is a multimodal language model developed by Google. It achieves strong performance with an average score of 72.6% across 23 benchmarks. It excels particularly in XSTest (98.8%), HellaSwag (93.3%), GSM8k (90.8%). With a 2.1M token context window, it can handle extensive documents and complex multi-turn conversations. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents Google's latest advancement in AI technology.
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OpenAI
GPT-4.5 is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 63.1% across 27 benchmarks. It excels particularly in GSM8k (97.0%), MMLU (90.8%), CharXiv-D (90.0%). It supports a 132K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.
10 months newer
Gemini 1.5 Pro
2024-05-01
GPT-4.5
OpenAI
2025-02-27
Pricing Comparison
Cost per million tokens (USD)
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Gemini 1.5 Pro
Input:$2.50
Output:$10.00($212.50 cheaper)
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GPT-4.5
Input:$75.00
Output:$150.00
Performance Metrics
Context window and performance specifications
Average performance across 44 common benchmarks
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Gemini 1.5 Pro
Average Score:37.9%
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GPT-4.5
Average Score:38.7%(+0.8%)
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Knowledge Cutoff
Training data recency comparison
Gemini 1.5 Pro
2023-11-01
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 1.5 Pro
1 providers
Throughput: 85 tok/s
Latency: 0.7ms
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GPT-4.5
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Gemini 1.5 Pro
Avg Score:37.9%
Providers:1
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GPT-4.5
Avg Score:38.7%(+0.8%)
Providers:1