Unverified60% confidenceFactExact time

GPT-2 was released by OpenAI in 2019 and is built on a Transformer decoder architecture (Decoder-only).

2

Sources

60%

Confidence

Long-term

Relevance

7/15/2026

First Seen

Sources

GPT-2 Fine-Tuning Experiment: 88% Function Calling Success Rate with a 355M Small Model

Related Claims

UnverifiedGPT-3 was released by OpenAI in 2020, adopts a Transformer decoder architecture, and has 175 billion parameters.84% similar VerifiedOpenAI released GPT-1 in 2018.81% similar

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