GPT-5 Mini
GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks. It provides the same instruction-following and safety-tuning benefits as GPT-5, but with reduced latency and cost.
Input
Output
Context
400K
Max Output
128K
Parameters
—
Technical Specifications
Model TypeChat
Context Window400K
Max Output Tokens128K
Parameters—
Training Cutoff—
Licenseproprietary
Capabilities
Input Modalities
textimagefile
Output Modalities
text
Features
code_generationfunction_callingjson_modereasoningstreamingsystem_promptstext_generationtool_usevision
Benchmarks
5.0%
HLE
68.7%
GPQA
36.9%
SciCode
77.5%
MMLU Pro
46.7
Math
21.9
Coding
54.5%
LiveCodeBench
20.7
Intelligence
73.0
Speed (tok/s)
0.829
TTFA (s)
0.829
TTFT (s)
Resources & Links
proprietary — Proprietary - API access only
Related Tools
Data sourced from official provider APIs and documentation
Last updated: May 5, 2026
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