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Claude Haiku 4.5 vs Gemini 2.5 Flash
Comprehensive side-by-side LLM comparison
Gemini 2.5 Flash leads with 5.3% higher average benchmark score. Gemini 2.5 Flash offers 744.2K more tokens in context window than Claude Haiku 4.5. Gemini 2.5 Flash is $5.25 cheaper per million tokens. Overall, Gemini 2.5 Flash is the stronger choice for coding tasks.
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Anthropic
Claude Haiku 4.5, released by Anthropic in October 2025, is a fast, efficient large language model from the Claude 4.5 family optimized for high-throughput, low-latency workloads. It features a 200K token context window, 64K maximum output tokens, native image understanding, and extended thinking capabilities. Haiku 4.5 targets latency-sensitive applications such as real-time assistants, document classification, and lightweight agentic tasks where rapid response times are a primary requirement.
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Google DeepMind
Gemini 2.5 Flash, released by Google in June 2025, is a large language model from the Gemini 2.5 family optimized for high-throughput, cost-efficient deployments with multimodal reasoning. It features a 1M token context window, hybrid thinking control, and native support for text, image, video, and audio input. Gemini 2.5 Flash targets latency-sensitive applications, document analysis, and high-volume API workloads that benefit from combined reasoning and generation in a single model.
3 months newer
Gemini 2.5 Flash
Google DeepMind
2025-06-17
Claude Haiku 4.5
Anthropic
2025-10-01
Pricing Comparison
Cost per million tokens (USD)
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Claude Haiku 4.5
Input:$1.00
Output:$5.00
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Gemini 2.5 Flash
Input:$0.15
Output:$0.60($5.25 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Claude Haiku 4.5
Average Score:73.0%
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Gemini 2.5 Flash
Average Score:78.3%(+5.3%)
Performance comparison across key benchmark categories
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Claude Haiku 4.5
Science73.0%
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Gemini 2.5 Flash
Science78.3%(+5.3%)
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Knowledge Cutoff
Training data recency comparison
Claude Haiku 4.5
2025-02
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 Haiku 4.5
3 providers
Anthropic
AWS Bedrock
Google Cloud Vertex AI
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Gemini 2.5 Flash
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Claude Haiku 4.5
Avg Score:73.0%
Providers:3
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Gemini 2.5 Flash
Avg Score:78.3%(+5.3%)
Providers:2