GPT-4o mini vs OpenAI o4-mini
Benchmarks, API pricing and specs, head to head. Data updated 2026-06-10.
GPT-4o mini
OpenAI · Jul 2024
The 2024 budget classic that defined the cheap-LLM tier; GPT-5 nano and mini have since taken its crown.
OpenAI o4-mini
80.9OpenAI · Apr 2025
A compact reasoning model that punched far above its price on math — 92.7% on AIME 2025 at $1.10 per million input tokens.
The verdict
These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: GPT-4o mini works out roughly 7.3x cheaper per blended million tokens. OpenAI o4-mini also takes 200K of context versus 128K for GPT-4o mini.
Specs & pricing
| GPT-4o mini | OpenAI o4-mini | |
|---|---|---|
| modhub Index | — | 80.9 |
| Input price / 1M | $0.15 | $1.1 |
| Output price / 1M | $0.6 | $4.4 |
| Context window | 128K | 200K |
| Max output | 16K | 100K |
| Open weights | no | no |
| Reasoning model | no | yes |
| Multimodal input | text, image | text, image |
| Knowledge cutoff | Oct 2023 | May 2024 |
| Released | Jul 2024 | Apr 2025 |
| Example monthly cost* | $2.40 | $17.60 |
* 10M input + 1.5M output tokens per month at list prices, no caching. Green = better value on that row.
Frequently asked questions
- Which is better, GPT-4o mini or OpenAI o4-mini?
- These two models don't yet share verified results on the benchmarks we track, so judge them on specs, pricing and intended use. On price the gap is dramatic: GPT-4o mini works out roughly 7.3x cheaper per blended million tokens. OpenAI o4-mini also takes 200K of context versus 128K for GPT-4o mini.
- Which is cheaper, GPT-4o mini or OpenAI o4-mini?
- GPT-4o mini costs $0.15/$0.6 per million input/output tokens, while OpenAI o4-mini costs $1.1/$4.4. For a typical workload of 10M input and 1.5M output tokens per month, that's $2.40 versus $17.60.
- Which model is better for coding, GPT-4o mini or OpenAI o4-mini?
- We don't yet track SWE-bench Verified results for both models; check their individual pages for coding-related scores.