o1-pro

Updated Sep 11, 2026

o-pro200k context100k max outputreleased Mar 19, 2025ReasoningTool calling

Cheapest input

$140

Cheapest output

$540

Official

—

output per 1M tokens

Providers

5

offering this model

Spread

1.1×

max / min output

Offers

Metered per-token prices. Cheapest input and output are highlighted; † marks a context-tier surcharge.

Provider	1M input	1M output	1M cache read	1M cache write	Context
Poe	Cheapest$140	Cheapest$540	—	—	200k
Eden AI	$150	$600	—	—	200k
Kilo Gateway	$150	$600	—	—	200k
NanoGPT	$150	$600	$75	—	200k
OpenRouter	$150	$600	—	—	200k

Other o-pro models

o3-pro