Expired50% confidenceFactExact time
GitHub Copilot relies on OpenAI's Codex and GPT-series models under the hood, meaning Microsoft pays OpenAI inference costs for every API call
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 9/30/2026(expired)
Sources
Token Doomsday: The Industry Truth Behind AI Coding's Spiraling Costs
bilibili机器之心官方6/11/2026
Related Claims
VerifiedGitHub Copilot, backed by Microsoft and OpenAI resources, holds a first-mover advantage and the largest market share in the AI programming assistance tool market.77% similarUnverifiedOpenAI occupies the AI application ecosystem infrastructure layer by providing API access to GPT-series models to third-party applications such as GitHub Copilot, Notion AI, and Cursor74% similarUnverifiedOpenAI等AI服务商提供API接口，开发者可通过标准HTTP请求调用GPT-4、DALL·E等模型能力，按Token计费72% similar
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