GPT-4o mini vs OpenAI o1 Pro

Performance benchmarks + pricing comparison — updated April 2026

GPT-4o mini

OpenAI

Affordable small model. Fast and cost-effective for high-volume coding tasks.

Input$0.150/M
Output$0.600/M
Context128K tokens
Best ForHigh-volume tasks, simple coding, cost-sensitive projects
Benchmark58/100

OpenAI o1 Pro

OpenAI

Premium reasoning model with extended compute. Best-in-class for complex math, science, and advanced coding challenges.

Input$20.00/M
Output$80.00/M
Context200K tokens
Best ForResearch-grade problem solving, competition math, complex system design

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioGPT-4o miniOpenAI o1 ProSavings
Small Script (1K lines) $0.02 $3.10 GPT-4o mini saves $3.08 (99%)
Medium Feature (10K lines) $0.18 $23.00 GPT-4o mini saves $22.82 (99%)
Large Project (50K lines) $0.92 $115.00 GPT-4o mini saves $114.08 (99%)
Code Review (5K lines) $0.05 $5.50 GPT-4o mini saves $5.45 (99%)

Verdict

GPT-4o mini wins on both price and performance — $0.150/M input with a benchmark score of N/A/100.

For most developers, this is the clear choice between these two models.

Compare with Other Models