Claude Opus 4 vs Gemini 2.5 Flash Lite (Comparative Analysis)
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Comparative Analysis: Claude Opus 4 vs. Gemini 2.5 Flash Lite
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Overview
Claude Opus 4 was released 2 months before Gemini 2.5 Flash Lite.
 Claude Opus 4 |  Gemini 2.5 Flash Lite | |
|---|---|---|
Model Provider The organization behind this AI's development | Anthropic | Google |
Input Context Window Maximum input tokens this model can process at once | 200K tokens | 1M tokens |
Output Token Limit Maximum output tokens this model can generate at once | 32K tokens | 65.5K tokens |
Release Date When this model first became publicly available | May 22, 2025 1 year ago May 22nd, 2025 | July 22, 2025 1 year ago July 22nd, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | January 31, 2025 | January 31, 2025 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
Claude Opus 4 | Gemini 2.5 Flash Lite | |
|---|---|---|
Input Types Supported input formats | 🖼️Image📝Text📁File | 📝Text🖼️Image📁File🎵Audio🎬Video |
Reasoning Controls Defaults and configurable reasoning effort | Optional | Optional |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Claude | Gemini |
Key Features Advanced capabilities | ✓Function CallingStructured Output✓Reasoning ModeContent Moderation | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation |
Pricing
Claude Opus 4 is roughly 150.0x more expensive compared to Gemini 2.5 Flash Lite for input tokens and roughly 187.5x more expensive for output tokens.
| Claude Opus 4 | Gemini 2.5 Flash Lite | |
|---|---|---|
Input Token Cost Cost per million input tokens | $15.00 per million tokens | $0.10 per million tokens |
Output Token Cost Cost per million output tokens | $75.00 per million tokens | $0.40 per million tokens |
Web Search Cost Additional cost for each web search operation | $0.01 per search | $0.014 per search |
Cache Read Cost Cost to reuse cached input tokens | $1.50 per million tokens | $0.01 per million tokens |
Cache Write Cost Cost to write input tokens to the cache | $18.75 per million tokens | $0.08 per million tokens |
1-Hour Cache Write Cost Cost to cache input tokens for one hour | $30.00 per million tokens | Not specified |
Reasoning Token Cost Cost for internal reasoning tokens | Not specified | $0.40 per million tokens |
Image Input Cost Additional cost for each image input | Not specified | $0.0000001 per image |
Audio Input Cost Additional cost for audio input | Not specified | $0.0000003 per unit |
Audio Cache Cost Cost to reuse cached audio input tokens | Not specified | $0.03 per million tokens |
Benchmarks
Compare relevant benchmarks between Claude Opus 4 and Gemini 2.5 Flash Lite.
| Claude Opus 4 | Gemini 2.5 Flash Lite | |
|---|---|---|
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,227 Elo (#40 in Game Dev (59.9% win rate)) | Benchmark not available. |
At a Glance
Quick overview of what makes Claude Opus 4 and Gemini 2.5 Flash Lite unique.
Claude Opus 4 by Anthropic understands both text and images, can use external tools and APIs, offers advanced reasoning. It can handle standard conversations with its 200K token context window. Premium pricing at $15.00/M input and $75.00/M output tokens. Released May 22nd, 2025.Gemini 2.5 Flash Lite by Google understands both text and images, handles audio, analyzes video, can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 1M token context window. Very affordable at $0.10/M input and $0.40/M output tokens. Released July 22nd, 2025.Explore More Comparisons
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