Open AI
vs
Open AI

Compare AI models side by side

Responses to your questions will appear side by side in the chat windows below.

Open AI logo
GPT-5.3 Codex
Price: $7.88/1M tokens

Cost: $0
Open AI

GPT-5.3 Codex

Open AI

Knowledge cutoff: 2025-08-31 · Context window: 400,000 tokens · Reasoning model

Input Price

$1.75 / 1M tokens

Output Price

$14 / 1M tokens

Context Window

400,000 tokens

Hey! I'm here and ready to chat about whatever you'd like.

Open AI logo
GPT-5.4 Pro
Price: $105/1M tokens

Cost: $0
Open AI

GPT-5.4 Pro

Open AI

Knowledge cutoff: 2025-08-31 · Context window: 1,050,000 tokens · Reasoning model

Input Price

$30 / 1M tokens

Output Price

$180 / 1M tokens

Context Window

1,050,000 tokens

Hey! I'm here and ready to chat about whatever you'd like.