# gpt-4o-2024-05-13 retirement dates

OpenAI lists October 23, 2026 as the API shutdown date for gpt-4o-2024-05-13. The deadline applies to the exact IDs below. Partner platforms publish their own schedules; the replacement name does not establish equivalent behavior.

Feed captured October 13, 2026. Provider notice dates are separate from this capture date.

| Model ID | Serving route | Published date | Named replacement | Source |
|---|---|---|---|---|
| gpt-4o-2024-05-13 | OpenAI API | 2026-10-23 | gpt-5.6-sol | [Provider notice](https://developers.openai.com/api/docs/deprecations) |
| gpt-4o@2024-05-13 | Azure AI Foundry | 2026-12-09 | gpt-5.6-sol | [Provider notice](https://raw.githubusercontent.com/MicrosoftDocs/azure-ai-docs/main/articles/foundry/openai/includes/concepts-model-retirement-schedule-content.md) |

## Before switching

Find the model ID in application configuration and request logs. Test the proposed replacement on your own inputs, including output format, tools, latency, token use, and failures. Keep API and partner-platform deadlines separate. No replacement equivalence or migration test result is claimed here.

[OpenAI retirement calendar](/deprecations/openai) · [Workload test guide](/blog/posts/building-custom-llm-benchmark)

Canonical page: https://benchlm.ai/deprecations/openai/gpt-4o-2024-05-13