GPT-4.1 nano API pricing retired

OpenAI has scheduled GPT-4.1 nano for deprecation on 2027-04-14. The prices below are the last ones we recorded (data last changed 2026-10-13); plan a migration before that date.

GPT-4.1 nano prices per 1M tokens
Input	$0.10 / 1M tokens
Output	$0.40 / 1M tokens
Cached input	$0.025 / 1M tokens
Batch input	$0.05 / 1M tokens
Batch output	$0.20 / 1M tokens

Last prices in context

Its last price was $0.10 input / $0.40 output per 1M. The cheapest current OpenAI model, GPT-5 nano, costs $0.05 / $0.40 (100% of the old output price), and the closest current OpenAI model by price is GPT-5 nano ($0.05 / $0.40). Before migrating, re-run your own evaluation on the replacement; every current OpenAI price is on the OpenAI hub and changes appear in the monthly roundups.

Current OpenAI models

GPT-5 nano — $0.05 / $0.40
GPT-6 Luna — $0.10 / $0.50
GPT-4o mini — $0.15 / $0.60
GPT-5.6 Luna — $0.20 / $1.20
GPT-5.4 nano — $0.20 / $1.25

Price history

No price changes recorded since tracking began on 2026-10-08.