Migrate off GPT-5.4 nano
DeprecatedGPT-5.4 nano is deprecated and shuts down on 1 Apr 2027. OpenAI's official replacement is GPT-6 Luna. The cheapest comparable model we track is Amazon Nova Lite (Amazon) at $0.105 per 1M tokens blended.
Last verified: 24 Oct 2026 · sourced from official provider documentation
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GPT-5.4 nano → GPT-6 Luna
Moving to GPT-6 Luna means 2.3× cheaper ($0.463 → $0.2 /1M blended) and a larger context window (400K → 1.1M).
| Spec | GPT-5.4 nano | GPT-6 Luna |
|---|---|---|
| Status | Deprecated | GA |
| Blended price /1M | $0.463 | $0.2 |
| Input / output /1M | $0.2 / $1.25 | $0.1 / $0.5 |
| Context window | 400K | 1.1M |
| Max output | 128.000 | 128.000 |
| Modality | text, image | text, image |
| Knowledge cutoff | 31 Aug 2025 | 18 May 2026 |
API string was gpt-5.4-nano → switch to gpt-6-luna. See GPT-6 Luna's full spec sheet →
Budget-friendly replacements for GPT-5.4 nano
Generally-available models that match GPT-5.4 nano's capabilities (and at least half its 400K context), ranked by blended price. Every number is computed from official catalog prices.
| Model | Blended /1M | Input / output | Context |
|---|---|---|---|
| Amazon Nova Lite Amazon | $0.105 | $0.06 / $0.24 | 300K |
| Llama 4 Scout (17B-16E Instruct) Meta | $0.15 | $0.1 / $0.3 | 10M |
| Ministral 3 8B Mistral | $0.15 | $0.15 / $0.15 | 256K |
Migrating off GPT-5.4 nano
What replaces GPT-5.4 nano?
OpenAI's recommended migration for GPT-5.4 nano is GPT-6 Luna. The cheapest comparable model in our catalog is Amazon Nova Lite (Amazon) at $0.105/1M blended.
When is GPT-5.4 nano shut down?
GPT-5.4 nano is deprecated and scheduled to shut down on 1 Apr 2027 (deprecated 1 Oct 2026). Migrate before that date to avoid a 404.
What is the cheapest alternative to GPT-5.4 nano?
Amazon Nova Lite (Amazon) is the cheapest generally-available alternative we track that matches GPT-5.4 nano's capabilities, at $0.06 per 1M input and $0.24 per 1M output tokens ($0.105/1M blended).
Browse the full deprecation watch → or see GPT-5.4 nano's full spec sheet →
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The last few changes we caught — this is what lands in your inbox:
- RetiringO4-mini is off - OpenAI shut it down on October 23, 2026, as scheduled; migrate to gpt-5.6-terra
- RetiringO3-mini is off - OpenAI shut it down on October 23, 2026, as scheduled; migrate to gpt-5.6-sol
- RetiringO1-pro is off - OpenAI shut it down on October 23, 2026, as scheduled; migrate to gpt-5.6-sol
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