Coverage (30d)
0vs3
This Week
0vs1
Evidence
1 articlesRelationships
1Timeline
GPT-4 Turbo2026-07-06
GPT-4 launched and began its 52-week reign at the top of the ECI
Composer 22026-05-21
Composer 2.5 scores 62 on Artificial Analysis Coding Agent Index at $0.07/task, 60x cheaper than top rivals
GPT-4 Turbo2026-03-14
Release of GPT-4, which established OpenAI's early dominance in the AI race.
GPT-4 Turbo2024-09-01
GPT-4 surpassed on ECI by GPT-4o and Claude 3.5 Sonnet, ending 18-month reign.
GPT-4 Turbo2023-03-14
Official public launch of GPT-4 by OpenAI
GPT-4 Turbo2023-03-01
GPT-4 launched and began leading the ECI.
Ecosystem
Composer 2
competes withClaude Opus 4.71 src
competes withGPT-3.51 src
competes withGPT-4 Turbo1 src
competes withClaude Code1 src
GPT-4 Turbo
competes withClaude Opus 4.71 src