Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning): The Ultimate Performance & Pricing Comparison

Deep dive into reasoning, benchmarks, and latency insights.

The Final Verdict in the Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) Showdown

After a comprehensive analysis, Claude Opus 4.5 (Reasoning) emerges as the superior choice for users prioritizing raw intelligence and reasoning. However, Gemini 1.5 Flash (May '24) remains a highly competitive option, especially for scenarios demanding faster response times and cost-efficiency. This detailed Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) comparison will break down every critical metric to help you make the best decision.

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Model Snapshot

Key decision metrics at a glance.

Gemini 1.5 Flash (May '24)

Google

Reasoning: 6
Coding: 6
Multimodal: 1
Long Context: 1
Blended Price / 1M tokens: $0.015
P95 Latency: 1000ms
Tokens per second: —

Claude Opus 4.5 (Reasoning)

Anthropic

Reasoning: 9
Coding: 5
Multimodal: 4
Long Context: 6
Blended Price / 1M tokens: $0.010
P95 Latency: 1000ms
Tokens per second: 64.25tokens/sec

Overall Capabilities

The capability radar provides a holistic view of the Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) matchup. This chart illustrates each model's strengths and weaknesses at a glance, forming a cornerstone of our Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) analysis.

This radar chart visually maps the core capabilities (reasoning, coding, math proxy, multimodal, long context) of `Gemini 1.5 Flash (May '24)` vs `Claude Opus 4.5 (Reasoning)`.

Benchmark Breakdown

For a granular look, this chart directly compares scores across standardized benchmarks. In the critical MMLU Pro test, a key part of the Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) debate, Gemini 1.5 Flash (May '24) scores 60 against Claude Opus 4.5 (Reasoning)'s 90. This data-driven approach is essential for any serious Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) comparison.

This grouped bar chart provides a side-by-side comparison for each benchmark metric.

Speed & Latency

Speed is a crucial factor in the Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) decision for interactive applications. The metrics below highlight the trade-offs you should weigh before shipping to production.

Time to First Token

Gemini 1.5 Flash (May '24)300ms

Claude Opus 4.5 (Reasoning)300ms

Tokens per Second

Gemini 1.5 Flash (May '24)66

Claude Opus 4.5 (Reasoning)64.25

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The Economics of Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning)

Power is only one part of the equation. This Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) pricing analysis gives you a true sense of value.

Pricing Breakdown

Compare input and output pricing at a glance.

Real-World Cost Scenario

To process 1M input tokens and generate 250k output tokens, Gemini 1.5 Flash (May '24) would cost $0.018, whereas Claude Opus 4.5 (Reasoning) would cost $0.011. This practical calculation is vital for any developer considering the Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) choice.

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Which Model Wins the Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) Battle for You?

Choose Gemini 1.5 Flash (May '24) if...

Cost is a secondary concern to power in your Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) decision.

You need the most advanced reasoning capabilities available.

Your use case demands cutting-edge AI performance.

Choose Claude Opus 4.5 (Reasoning) if...

You need a highly responsive model for user-facing applications.

Your budget is a primary consideration in the Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) choice.

You are developing at scale where operational costs are critical.

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Your Questions about the Gemini 1.5 Flash (May '24) vs Claude Opus 4.5 (Reasoning) Comparison

Review the full evaluation methodology · Read the latest analysis posts