GPT-3.5 Turbo Instruct vs GPT-4o Search Preview (Comparative Analysis)
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Comparative Analysis: GPT-3.5 Turbo Instruct vs. GPT-4o Search Preview
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Overview
GPT-3.5 Turbo Instruct was released 1 year before GPT-4o Search Preview.
 GPT-3.5 Turbo Instruct | GPT-4o Search Preview | |
|---|---|---|
Model Provider The organization behind this AI's development | OpenAI | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 4.1K tokens | 128K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 4.1K tokens | 16.4K tokens |
Release Date When this model first became publicly available | September 28, 2023 2 years ago September 28th, 2023 | March 12, 2025 1 year ago March 12th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | September 30, 2021 | October 31, 2023 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
GPT-3.5 Turbo Instruct | GPT-4o Search Preview | |
|---|---|---|
Input Types Supported input formats | 📝Text | 📝Text |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | GPT | GPT |
Key Features Advanced capabilities | Function Calling✓Structured OutputReasoning Mode✓Content Moderation | Function Calling✓Structured OutputReasoning Mode✓Content Moderation |
Pricing
GPT-3.5 Turbo Instruct is roughly 0.6x less expensive compared to GPT-4o Search Preview for input tokens and roughly 0.2x less expensive for output tokens.
| GPT-3.5 Turbo Instruct | GPT-4o Search Preview | |
|---|---|---|
Input Token Cost Cost per million input tokens | $1.50 per million tokens | $2.50 per million tokens |
Output Token Cost Cost per million output tokens | $2.00 per million tokens | $10.00 per million tokens |
Web Search Cost Additional cost for each web search operation | Not specified | $0.035 per search |
At a Glance
Quick overview of what makes GPT-3.5 Turbo Instruct and GPT-4o Search Preview unique.
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.GPT-4o Search Preview by OpenAI 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 March 12th, 2025.Explore More Comparisons
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Models optimized for creative writing
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💻Technology
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🔬Science
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