Unverified50% confidenceFactExact time
GitHub Copilot 于 2021 年推出时基于 GPT-3 衍生模型，主要依赖局部上下文进行 token 级预测
1
Sources
50%
Confidence
Long-term
Relevance
7/16/2026
First Seen
Sources
Related Claims
UnverifiedAfter 2024, GitHub Copilot gradually introduced a multi-model support strategy, allowing users to switch between models like GPT-4o and Claude.77% similarUnverifiedGitHub Copilot was released in 2021, GPT-4 appeared in 2023, and in 2024 Claude 3.5 Sonnet reached engineering-practical levels of first-pass success rate in code generation.75% similarVerifiedThe original Codex was released in 2021, fine-tuned based on GPT-3, and was once the underlying engine of GitHub Copilot.75% similarUnverifiedAfter 2023, GitHub gradually upgraded Copilot's underlying model from Codex to newer GPT-series models and introduced conversational features such as Copilot Chat.75% similar
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