o3-mini

Name: o3-mini
Brand: OpenAI
Availability: InStock

retired

OpenAI · Released Jan 2025

Efficient reasoning model. Replaced by o4-mini at the same price point.

Input / 1M

$1.10

Output / 1M

$4.40

Cached input / 1M

—

Context window

200K

Price history

Effective	Input	Output	Cached in	Note	Source
31 Jan 2025	$1.10	$4.40	—		openai.com/api/pricing

GPT-5.6 Luna

in $0.5 · out $3.00

GPT-5.6 Terra

in $1.25 · out $7.50

GPT-5.6 Sol

in $5.00 · out $30.00

GPT-5.5 Pro

in $30.00 · out $180.00

Data updated Jun 11, 2026 Report a problem