Model Comparison

Comprehensive side-by-side analysis of model capabilities and performance

OpenAI

GPT-5 nano

OpenAI

GPT-5 nano is a multimodal language model developed by OpenAI. The model shows competitive results across 5 benchmarks. It excels particularly in AIME 2025 (85.2%), HMMT 2025 (75.6%), GPQA (71.2%). It supports a 528K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.

OpenAI

o3-mini

OpenAI

o3-mini is a language model developed by OpenAI. The model shows competitive results across 26 benchmarks. It excels particularly in COLLIE (98.7%), MATH (97.9%), IFEval (93.9%). It supports a 300K token context window for handling large documents. The model is available through 2 API providers. Released in 2025, it represents OpenAI's latest advancement in AI technology.

OpenAI

o3-mini

OpenAI

2025-01-30

OpenAI

GPT-5 nano

OpenAI

2025-08-07

6 months newer

Pricing Comparison

Cost per million tokens (USD)

OpenAI

GPT-5 nano

$5.05 cheaper
Input:$0.05
Output:$0.40
OpenAI

o3-mini

Input:$1.10
Output:$4.40

Performance Metrics

Context window and performance specifications

OpenAI

GPT-5 nano

Larger context
Max Context:528.0K
OpenAI

o3-mini

Max Context:300.0K

Average performance across 2 common benchmarks

OpenAI

GPT-5 nano

Average Score:40.4%
OpenAI

o3-mini

+2.8%
Average Score:43.2%

Performance comparison across key benchmark categories

OpenAI

GPT-5 nano

math
9.6%
general
+4.9%
60.2%
OpenAI

o3-mini

math
+56.8%
66.4%
general
55.2%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores
Knowledge Cutoff
Training data recency comparison

o3-mini

2023-09-30

GPT-5 nano

2024-05-30

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

OpenAI

GPT-5 nano

2 providers

ZeroEval

Throughput: 500 tok/s
Latency: 0.3ms

OpenAI

Throughput: 500 tok/s
Latency: 0.3ms
OpenAI

o3-mini

2 providers

Azure

Throughput: 115 tok/s
Latency: 5.2ms

OpenAI

Throughput: 115 tok/s
Latency: 5.2ms
OpenAI

GPT-5 nano

Avg Score:40.4%
Providers:2
OpenAI

o3-mini

+2.8%
Avg Score:43.2%
Providers:2