Claude Haiku 4.5 vs GPT-4o (2024-11-20) (Comparative Analysis)
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Comparative Analysis: Claude Haiku 4.5 vs. GPT-4o (2024-11-20)
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Overview
GPT-4o (2024-11-20) was released 10 months before Claude Haiku 4.5.
 Claude Haiku 4.5 |  GPT-4o (2024-11-20) | |
|---|---|---|
Model Provider The organization behind this AI's development | Anthropic | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 200K tokens | 128K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 64K tokens | 16.4K tokens |
Release Date When this model first became publicly available | October 15, 2025 9 months ago October 15th, 2025 | November 20, 2024 1 year ago November 20th, 2024 |
Knowledge Cutoff Latest training-data date reported by the provider | Not reported | October 31, 2023 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
Claude Haiku 4.5 | GPT-4o (2024-11-20) | |
|---|---|---|
Input Types Supported input formats | 📝Text🖼️Image📁File | 📝Text🖼️Image📁File |
Reasoning Controls Defaults and configurable reasoning effort | Optional | Not reported |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Claude | GPT |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning Mode✓Content Moderation | ✓Function Calling✓Structured OutputReasoning Mode✓Content Moderation |
Pricing
Claude Haiku 4.5 is roughly 0.4x less expensive compared to GPT-4o (2024-11-20) for input tokens and roughly 0.5x less expensive for output tokens.
| Claude Haiku 4.5 | GPT-4o (2024-11-20) | |
|---|---|---|
Input Token Cost Cost per million input tokens | $1.00 per million tokens | $2.50 per million tokens |
Output Token Cost Cost per million output tokens | $5.00 per million tokens | $10.00 per million tokens |
Web Search Cost Additional cost for each web search operation | $0.01 per search | Not specified |
Cache Read Cost Cost to reuse cached input tokens | $0.10 per million tokens | $1.25 per million tokens |
Cache Write Cost Cost to write input tokens to the cache | $1.25 per million tokens | Not specified |
1-Hour Cache Write Cost Cost to cache input tokens for one hour | $2.00 per million tokens | Not specified |
Benchmarks
Compare relevant benchmarks between Claude Haiku 4.5 and GPT-4o (2024-11-20).
| Claude Haiku 4.5 | GPT-4o (2024-11-20) | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | 29.6 (Artificial Analysis index; higher is better) | Benchmark not available. |
Coding Index Programming performance across independent evaluations | 43.9 (Artificial Analysis index; higher is better) | Benchmark not available. |
Agentic Index Ability to complete multi-step agentic tasks | 16.4 (Artificial Analysis index; higher is better) | Benchmark not available. |
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,177 Elo (#35 in Asciiart (49.3% win rate)) | Benchmark not available. |
At a Glance
Quick overview of what makes Claude Haiku 4.5 and GPT-4o (2024-11-20) unique.
Claude Haiku 4.5 by Anthropic understands both text and images, can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 200K token context window. Reasonably priced at $1.00/M input and $5.00/M output tokens. Includes built-in content moderation for safer outputs. Released October 15th, 2025.GPT-4o (2024-11-20) by OpenAI understands both text and images, can use external tools and APIs, generates structured data. It can handle standard conversations with its 128K token context window. Reasonably priced at $2.50/M input and $10.00/M output tokens. Includes built-in content moderation for safer outputs. Released November 20th, 2024.Explore More Comparisons
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Compare GPT-4o (2024-11-20) with:
🚀Programming
Best models for coding and development
🎨Creative & Roleplay
Models optimized for creative writing
📢Marketing
Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
Scientific research and analysis
🌐Translation
Multilingual translation tasks