Cost Comparison (1000 input + 500 output tokens, 100 requests/day)
GPT-4.1
o3
Cost Differences
o3 costs less than GPT-4.1
Feature Comparison
| Feature | GPT-4.1 | o3 |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Input Price | $2.00/1M tokens | $2.00/1M tokens |
| Output Price | $8.00/1M tokens | $8.00/1M tokens |
| Context Window | 200,000 tokens | 1,000,000 tokens |
| Max Output | 32,768 tokens | 131,072 tokens |
| Category | flagship | reasoning |
| Capabilities | textvisioncode | textreasoningvisioncode |
| Release Date | 4/14/2025 | 4/16/2025 |
GPT-4.1 vs o3: Which Should You Choose?
Choosing between GPT-4.1 and o3 depends on your priorities: cost efficiency, context length, or raw capability. o3 is the more affordable option at $2.00/1M input tokens. Meanwhile, o3 offers a significantly larger context window at 1,000,000 tokens vs 200,000 for GPT-4.1.
These models target different tiers: GPT-4.1 is a flagship model while o3 is reasoning. This means they're optimized for different workloads. GPT-4.1 is built for complex tasks that require deeper reasoning, while o3 offers better value for routine operations.
Output costs matter too. GPT-4.1 charges $8.00/1M output tokens vs $8.00 for o3.
Multimodal capabilities: Both models support vision (image understanding), so you can send images alongside text prompts with either option.
Best Use Cases
Choose GPT-4.1 when:
- • You're already using OpenAI's API ecosystem
Choose o3 when:
- • You need a larger context window (1,000,000 tokens)
- • You need more capabilities (reasoning)
- • You need longer outputs (up to 131,072 tokens)
- • You're already using OpenAI's API ecosystem
Try Different Scenarios
Use the calculator below to see how costs change with different usage patterns
GPT-4.1 (OpenAI)
o3 (OpenAI)
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