OpenAI: GPT-5.3-Codex

The same model varies by 2.9× on input price — from $0.610 at Experiential Labs up to $1.75 at OpenRouter.

• Experiential Labs cheapest

  gpt-5.3-codex

  Input /1M

  $0.610

  Output /1M

  $2.94
  context —Sign up
• OpenCode

  gpt-5.3-codex

  Input /1M

  $1.75

  Output /1M

  $14.00
  context —Sign up
• AIHubMix

  gpt-5.3-codex

  Input /1M

  $1.75

  Output /1M

  $14.00
  context 400KSign up
• OpenRouter

  openai/gpt-5.3-codex

  Input /1M

  $1.75

  Output /1M

  $14.00
  context 400KSign up
• NanoGPT

  openai/gpt-5.3-codex

  Input /1M

  —

  Output /1M

  —
  context —Sign up
• OrcaRouter

  openai/gpt-5.3-codex

  Input /1M

  —

  Output /1M

  —
  context 400KSign up

Gateway	Model ID	Context	Input /1M	Output /1M
Experiential Labs cheapest	gpt-5.3-codex	—	$0.610	$2.94	Sign up
OpenCode	gpt-5.3-codex	—	$1.75	$14.00	Sign up
AIHubMix	gpt-5.3-codex	400K	$1.75	$14.00	Sign up
OpenRouter	openai/gpt-5.3-codex	400K	$1.75	$14.00	Sign up
NanoGPT	openai/gpt-5.3-codex	—	—	—	Sign up
OrcaRouter	openai/gpt-5.3-codex	400K	—	—	Sign up

Data last updated 3 hours ago.