GPT-4o-mini vs o3 (Comparative Analysis)
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Comparative Analysis: GPT-4o-mini vs. o3
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Overview
GPT-4o-mini was released 9 months before o3.
 GPT-4o-mini | o3 | |
|---|---|---|
Model Provider The organization behind this AI's development | OpenAI | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 128K tokens | 200K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 16.4K tokens | 100K tokens |
Release Date When this model first became publicly available | July 18, 2024 2 years ago July 18th, 2024 | April 16, 2025 1 year ago April 16th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | October 31, 2023 | June 30, 2024 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
GPT-4o-mini | o3 | |
|---|---|---|
Input Types Supported input formats | 📝Text🖼️Image📁File | 🖼️Image📝Text📁File |
Reasoning Controls Defaults and configurable reasoning effort | Not reported | Optional |
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 Output✓Reasoning Mode✓Content Moderation |
Pricing
GPT-4o-mini is roughly 0.07x less expensive compared to o3 for input tokens and roughly 0.07x less expensive for output tokens.
| GPT-4o-mini | o3 | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.15 per million tokens | $2.00 per million tokens |
Output Token Cost Cost per million output tokens | $0.60 per million tokens | $8.00 per million tokens |
Web Search Cost Additional cost for each web search operation | Not specified | $0.01 per search |
Cache Read Cost Cost to reuse cached input tokens | $0.07 per million tokens | $0.50 per million tokens |
Benchmarks
Compare relevant benchmarks between GPT-4o-mini and o3.
| GPT-4o-mini | o3 | |
|---|---|---|
Coding Index Programming performance across independent evaluations | 11.4 (Artificial Analysis index; higher is better) | Benchmark not available. |
Agentic Index Ability to complete multi-step agentic tasks | 1 (Artificial Analysis index; higher is better) | Benchmark not available. |
Best Design Arena Score Highest human-preference Elo score across design arenas | Benchmark not available. | 1,200 Elo (#48 in Data Viz (48.1% win rate)) |
At a Glance
Quick overview of what makes GPT-4o-mini and o3 unique.
GPT-4o-mini 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. Very affordable at $0.15/M input and $0.60/M output tokens. Includes built-in content moderation for safer outputs. Released July 18th, 2024.o3 by OpenAI 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 $2.00/M input and $8.00/M output tokens. Includes built-in content moderation for safer outputs. Released April 16th, 2025.Explore More Comparisons
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