gpt-5.4-nano-2026-03-17 shuts down on 2027-04-01 per OpenAI's deprecation page (checked 2026-10-24). The official replacement is gpt-6-luna. The published context window changes from 400,000 tokens on gpt-5.4-nano-2026-03-17 to 1,050,000 tokens on gpt-6-luna.
deprecated
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| Announced | 2026-10-01 |
|---|---|
| Deprecated | Not published |
| Shutdown | 2027-04-01 |
| Kind | exact |
See the replacement diff · OpenAI models · Deprecated OpenAI models · All deprecated models · All retired models
| Input price / 1M | Not published |
|---|---|
| Output price / 1M | Not published |
| Cached input / 1M | Not published |
| Context window | 400,000 · source, checked 2026-10-24 |
| Max output | 128,000 · source, checked 2026-10-24 |
| Reasoning | Not published |
| Vision | Not published |
| Tools | Not published |
gpt-5.4-nano-2026-03-17 shuts down on 2027-04-01 per OpenAI's deprecation page (checked 2026-10-24). The official replacement is gpt-6-luna. The published context window changes from 400,000 tokens on gpt-5.4-nano-2026-03-17 to 1,050,000 tokens on gpt-6-luna.
The official replacement is gpt-6-luna.
gpt-5.4-nano-2026-03-17 status is deprecated.
Apr 1, 2027 | gpt-5.4-nano | gpt-5.4-nano-2026-03-17 | gpt-6-luna
Model ID: gpt-5.4-nano | context window 400000 | max output 128000 | input $0.2 | output $1.25 | Default snapshot gpt-5.4-nano-2026-03-17