/ Models Index / GPT-5

GPT-5

Frontier · OpenAI · OpenAI · Released Sep 2025
A

Excellent (A) — Capability Grade

GPT-5 is OpenAI's flagship frontier model. State-of-the-art on standard reasoning benchmarks (MMLU-Pro, AIME) and integrated multimodal performance. Strong tool-use depth via OpenAI's mature function-calling ecosystem. Pricing competitive with Claude Opus tier. Strong production deployment via ChatGPT and API.

92
Composite / 100
/ Subscore Breakdown · 6 Capability Dimensions

Where this grade comes from.

General Reasoning
A
Code Generation
A-
Math & STEM
A
Tool Use & Agency
A-
Multimodal
A
Safety & Alignment
B+
/ Key Events & Disclosures

Release timeline & positioning.

  • Released Sep 2025
  • 1M context window
  • Multimodal (text/image/audio)
  • Strong ChatGPT consumer presence

/ Best for

Multimodal applications (text + vision + audio) and consumer-facing workflows leveraging the ChatGPT distribution channel.

/ Watch out for

Safety/refusal behavior less consistent than Claude family per published red-team disclosures. Enterprise risk-sensitive deployments should evaluate alignment posture.