Deprecations / Migrate

Migrate off GPT-5 nano

Deprecated

GPT-5 nano is deprecated and shuts down on 11 Dec 2026. OpenAI's official replacement is GPT-5.4 nano. The cheapest comparable model we track is Amazon Nova Lite (Amazon) at $0.105 per 1M tokens blended.

Last verified: 13 Aug 2026 · sourced from official provider documentation

StatusDeprecatedOpenAI
Shutdown date11 Dec 2026deprecated 11 Jun 2026
Official replacementGPT-5.4 nano$0.463 /M blendedCheapest alternativeAmazon Nova Lite$0.105 /M blended
What changes

GPT-5 nano → GPT-5.4 nano

Moving to GPT-5.4 nano means 3.4× more expensive ($0.138 → $0.463 /1M blended).

SpecGPT-5 nanoGPT-5.4 nano
StatusDeprecatedGA
Blended price /1M$0.138$0.463
Input / output /1M$0.05 / $0.4$0.2 / $1.25
Context window400K400K
Max output128.000128.000
Modalitytext, imagetext, image
Knowledge cutoff31 Aug 2025

API string was gpt-5-nano-2025-08-07 → switch to gpt-5.4-nano. See GPT-5.4 nano's full spec sheet →

Cheapest alternatives

Budget-friendly replacements for GPT-5 nano

Generally-available models that match GPT-5 nano's capabilities (and at least half its 400K context), ranked by blended price. Every number is computed from official catalog prices.

ModelBlended /1MInput / outputContext
Amazon Nova Lite
Amazon
$0.105$0.06 / $0.24300K
Llama 4 Scout (17B-16E Instruct)
Meta
$0.15$0.1 / $0.310M
Ministral 3 8B
Mistral
$0.15$0.15 / $0.15256K
FAQ

Migrating off GPT-5 nano

What replaces GPT-5 nano?

OpenAI's recommended migration for GPT-5 nano is GPT-5.4 nano. The cheapest comparable model in our catalog is Amazon Nova Lite (Amazon) at $0.105/1M blended.

When is GPT-5 nano shut down?

GPT-5 nano is deprecated and scheduled to shut down on 11 Dec 2026 (deprecated 11 Jun 2026). Migrate before that date to avoid a 404.

What is the cheapest alternative to GPT-5 nano?

Amazon Nova Lite (Amazon) is the cheapest generally-available alternative we track that matches GPT-5 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 nano's full spec sheet →