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Claude Sonnet 4.5 vs Gemini 2.0 Flash-Lite
Comprehensive side-by-side LLM comparison
Claude Sonnet 4.5 leads with 31.9% higher average benchmark score. Gemini 2.0 Flash-Lite offers 792.8K more tokens in context window than Claude Sonnet 4.5. Gemini 2.0 Flash-Lite is $17.63 cheaper per million tokens. Overall, Claude Sonnet 4.5 is the stronger choice for coding tasks.
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Anthropic
Claude Sonnet 4.5 was developed to bridge human thinking and machine assistance, allowing people to work with language and tools in a more conversational and natural way. Built with a focus on turning ideas into results, it represents an evolution in making AI feel less mechanical while maintaining strong capabilities across reasoning, coding, and collaborative tasks.
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Gemini 2.0 Flash Lite was created as an even more efficient variant of Gemini 2.0 Flash, designed for applications where minimal latency and maximum cost-effectiveness are essential. Built to bring next-generation multimodal capabilities to resource-constrained deployments, it optimizes for speed and affordability.
7 months newer
Gemini 2.0 Flash-Lite
2025-02-05
Claude Sonnet 4.5
Anthropic
2025-09-29
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Pricing Comparison
Cost per million tokens (USD)
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Claude Sonnet 4.5
Input:$3.00
Output:$15.00
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Gemini 2.0 Flash-Lite
Input:$0.07
Output:$0.30($17.63 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Claude Sonnet 4.5
Average Score:83.4%(+31.9%)
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Gemini 2.0 Flash-Lite
Average Score:51.5%
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Knowledge Cutoff
Training data recency comparison
Gemini 2.0 Flash-Lite
2024-06-01
Claude Sonnet 4.5
2025-01-31
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Claude Sonnet 4.5
2 providers
Anthropic
Throughput: 42 tok/s
Latency: 0.4ms
ZeroEval
Throughput: 42 tok/s
Latency: 0.4ms
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Claude Sonnet 4.5
Avg Score:83.4%(+31.9%)
Providers:2
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Gemini 2.0 Flash-Lite
Avg Score:51.5%
Providers:1