Verified75% confidenceFactExact time
GitHub Copilot, released in 2021, is based on OpenAI's early Codex model, a GPT-3 variant fine-tuned on billions of lines of public code, which was discontinued in 2023.
3
Sources
75%
Confidence
Long-term
Relevance
8/27/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe early Codex API was released in 2021, was fine-tuned on GPT-3, and was retired in 2023.79% similarUnverifiedOpenAI launched a bug bounty program targeting GPT models in 2023.76% similarUnverifiedIn 2023, OpenAI announced the gradual phase-out of some early GPT-3 series models, setting a transition period of several months for developers to migrate.76% similarVerifiedGitHub Copilot began to gain widespread popularity around 2023.70% similarUnverifiedAutoGPT triggered an Agent boom in 2023, and products such as OpenAI Codex and Anthropic Claude Code landed in 2024, marking the evolution of agent architecture from proof-of-concept to engineering deployment.69% similar
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