Research · The Decoder ·
GPT-4's dominance lasted a year while today's top models barely survive seven weeks at the top
OpenAI's GPT-4 led the Epoch Capabilities Index for about a year, longer than any other model so far. Since Claude 3 Opus reached the top in February 2024, the lead has changed 17 times, with a median tenure of seven weeks as capability gains between models have narrowed.