Claude Opus 4.5 vs GPT-3.5 Turbo Instruct (Comparative Analysis)
Loading comparison form...
Comparative Analysis: Claude Opus 4.5 vs. GPT-3.5 Turbo Instruct
Want to try out these models side by side?Try Magica for free
Overview
GPT-3.5 Turbo Instruct was released 2 years before Claude Opus 4.5.
 Claude Opus 4.5 |  GPT-3.5 Turbo Instruct | |
|---|---|---|
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 | 4.1K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 64K tokens | 4.1K tokens |
Release Date When this model first became publicly available | November 24, 2025 8 months ago November 24th, 2025 | September 28, 2023 2 years ago September 28th, 2023 |
Knowledge Cutoff Latest training-data date reported by the provider | Not reported | September 30, 2021 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
Claude Opus 4.5 | GPT-3.5 Turbo Instruct | |
|---|---|---|
Input Types Supported input formats | 📁File🖼️Image📝Text | 📝Text |
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 Opus 4.5 is roughly 3.3x more expensive compared to GPT-3.5 Turbo Instruct for input tokens and roughly 12.5x more expensive for output tokens.
| Claude Opus 4.5 | GPT-3.5 Turbo Instruct | |
|---|---|---|
Input Token Cost Cost per million input tokens | $5.00 per million tokens | $1.50 per million tokens |
Output Token Cost Cost per million output tokens | $25.00 per million tokens | $2.00 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 | $0.50 per million tokens | Not specified |
Cache Write Cost Cost to write input tokens to the cache | $6.25 per million tokens | Not specified |
1-Hour Cache Write Cost Cost to cache input tokens for one hour | $10.00 per million tokens | Not specified |
Benchmarks
Compare relevant benchmarks between Claude Opus 4.5 and GPT-3.5 Turbo Instruct.
| Claude Opus 4.5 | GPT-3.5 Turbo Instruct | |
|---|---|---|
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,287 Elo (#22 in Game Dev (59.4% win rate)) | Benchmark not available. |
At a Glance
Quick overview of what makes Claude Opus 4.5 and GPT-3.5 Turbo Instruct unique.
Claude Opus 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. Premium pricing at $5.00/M input and $25.00/M output tokens. Includes built-in content moderation for safer outputs. Released November 24th, 2025.GPT-3.5 Turbo Instruct by OpenAI generates structured data. It can handle standard conversations with its 4.1K token context window. Reasonably priced at $1.50/M input and $2.00/M output tokens. Includes built-in content moderation for safer outputs. Released September 28th, 2023.Explore More Comparisons
Compare your models with top performers across different categories
Compare Claude Opus 4.5 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
Compare GPT-3.5 Turbo Instruct 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