OpenAI: o3 Pro

The same model varies by 32.8× on input price — from $0.610 at Experiential Labs up to $20.00 at OpenRouter.

• Experiential Labs cheapest

  o3-pro

  Input /1M

  $0.610

  Output /1M

  $2.94
  context —Sign up
• AIHubMix

  o3-pro

  Input /1M

  $20.00

  Output /1M

  $80.00
  context 200KSign up
• OpenRouter

  openai/o3-pro

  Input /1M

  $20.00

  Output /1M

  $80.00
  context 200KSign up
• NanoGPT

  openai/o3-pro-2025-06-10

  Input /1M

  —

  Output /1M

  —
  context —Sign up

Gateway	Model ID	Context	Input /1M	Output /1M
Experiential Labs cheapest	o3-pro	—	$0.610	$2.94	Sign up
AIHubMix	o3-pro	200K	$20.00	$80.00	Sign up
OpenRouter	openai/o3-pro	200K	$20.00	$80.00	Sign up
NanoGPT	openai/o3-pro-2025-06-10	—	—	—	Sign up

Data last updated 3 hours ago.