GitHub GPT-4.1 retirement notice applies to Copilot
The news at the time
GitHub announced the planned retirement of GPT-4.1 from Copilot on 2026-06-01. This does not describe availability through every external API.
Copilot Enterprise administrators may need to enable access to replacement models through model policies, according to the notice.
Follow-up checked during renewal
No additional follow-up fact was established in this renewal. This does not establish that nothing changed.
What to review before applying this
Confirm which Copilot experience and policy a workflow uses. Treat the scheduled date as historical evidence and check actual current model availability before updating configuration.
Editorial review suggestions; no hands-on product experiment was performed.
Claim-by-claim source evidence
GitHub announced the planned retirement of GPT-4.1 from Copilot on 2026-06-01. This does not describe availability through every external API.
GPT-4.1 2026-06-01 GPT-5.5
Evidence source ↗
Copilot Enterprise administrators may need to enable access to replacement models through model policies, according to the notice.
enable access to alternative models through their model policies
Evidence source ↗
Korean digest for the historical date: 2026-05-10. Quotations and source context were reviewed editorially; this is not an independent experimental verification.
Discussion