GPT-4o (gpt-4o-2024-08-06) shuts down on 2027-01-14 per OpenAI's deprecation page (checked 2026-10-17). The official replacement is gpt-6-luna. The published context window changes from 128,000 tokens on gpt-4o-2024-08-06 to 1,050,000 tokens on gpt-6-luna.
GPT-4o (gpt-4o-2024-08-06) shuts down on 2027-01-14 per OpenAI's deprecation page (checked 2026-10-17). The official replacement is gpt-6-luna. The published context window changes from 128,000 tokens on gpt-4o-2024-08-06 to 1,050,000 tokens on gpt-6-luna.