A lightweight version of GPT-5 for cost-sensitive applications. Balances advanced capabilities with efficient resource usage.
Added Aug 7, 2025
Context Window
400.0K
Max Output
128.0K
Input Price (Auto)
$0.25/1M
Output Price (Auto)
$2.00/1M
Cache Read (Auto)
$0.025/1M
Capabilities
Benchmarks
Benchmarks
Performance metrics and benchmarks
Sourced from Artificial Analysis.
Intelligence Index
25.8
Coding Index
15.6
Agentic Index
19.6
Reasoning
GPQA Diamond
Graduate-level scientific reasoning
82.8%
Better than 75% of models compared
HLE
Humanity's Last Exam
21.5%
Better than 77% of models compared
IFBench
Instruction-following benchmark
75.4%
Better than 93% of models compared
T²-Bench Telecom
Conversational AI agents in dual-control scenarios
68.4%
Better than 62% of models compared
AA-LCR
Long context reasoning evaluation
71.0%
Better than 82% of models compared
GDPval-AA
Economically valuable tasks
21.8%
CritPt
Research-level physics reasoning
0.0%
Coding
SciCode
Python programming for scientific computing
39.2%
Better than 67% of models compared
Terminal-Bench Hard
Agentic coding and terminal use
33.3%
Better than 77% of models compared
LiveCodeBench
Contamination-free coding benchmark
83.8%
Better than 95% of models compared
Math
AIME 2025
American Invitational Mathematics Examination 2025
90.7%
Better than 91% of models compared
Knowledge
MMLU-Pro
Professional and academic subject knowledge
83.7%
Better than 86% of models compared
AA-Omniscience Accuracy
Proportion of correctly answered questions
25.0%
AA-Omniscience Hallucination Rate
Rate of incorrect answers among non-correct responses
56.4%
Last updated Aug 16, 2026
Artificial AnalysisProviders
Auto routing is available for this model. Explicit provider selection is not available.
Loading provider options…
Related text models
Compare GPT 5 Mini with similar models from the same provider or model family.
GPT 5.4 Mini
openai/gpt-5.4-miniGPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads.
GPT-4o mini Search Preview
openai/gpt-4o-mini-search-previewOpenAI's GPT-4o mini with integrated web search capabilities.
GPT 5.1 Codex Mini
openai/gpt-5.1-codex-miniLightweight GPT-5.1 Codex path.
GPT 4.1 Mini
openai/gpt-4.1-miniMid-sized GPT 4.1, comparable to GPT4o with a far higher context window, at lower cost and with higher speed.
GPT-4o mini
openai/gpt-4o-miniOpenAI's most cost-efficient small model. Cheaper and smarter than GPT-3.5 (the original ChatGPT), but less performant than gpt-4o.
GPT 5.6 Luna
openai/gpt-5.6-lunaGPT-5.6 Luna is the fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume chat, classification, lightweight agentic workflows, and latency-sensitive reasoning tasks.