GPT-5 Mini
Small GPT-5 for responsive agents, coding help, and everyday automation
ECI STANDING#75 of 266
SCORE145.52143.6–147.15 CI
FRONTIER LAGLaunched 3.7 months behindScores about what o3 did in April 2025.
SCORES LIKE THESE MODELS
Full Epoch Capabilities Index ranking ↗MiniMax-M2.7MiniMax · Mar 2026145.8
Kimi K2 ThinkingMoonshot · Nov 2025145.76o4-miniOpenAI · Apr 2025145.65Gemini 2.5 Pro (Jun 2025)Google DeepMind · Jun 2025145.26
RELEASE DATEAug 7, 2025
WEIGHTSClosed weights
CONTEXT WINDOW400K
MAX OUTPUT128K
REASONINGYes
TOOL CALLINGYes
INPUTStext, image
OUTPUTStext
Specifications from Models.dev. Availability and limits may differ by provider. Benchmark scores come from Epoch AI under CC BY 4.0.