Is OpenAI: GPT-4o (2024-11-20) or OpenAI: GPT-5.3 Chat cheaper?

OpenAI: GPT-4o (2024-11-20) is cheaper on output tokens ($10.00 vs $14.00 per 1M).

Which has the larger context window, OpenAI: GPT-4o (2024-11-20) or OpenAI: GPT-5.3 Chat?

Both models offer a similar context window.

OpenAI: GPT-4o (2024-11-20) vs OpenAI: GPT-5.3 Chat

OpenAI: GPT-4o (2024-11-20) is cheaper on output tokens. Choose OpenAI: GPT-4o (2024-11-20) or OpenAI: GPT-5.3 Chat based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	OpenAI: GPT-4o (2024-11-20)	OpenAI: GPT-5.3 Chat
Provider	OpenAI	OpenAI
Input / 1M tokens	$2.50	$1.75
Output / 1M tokens	$10.00	$14.00
Context window	128K	128K
Parameters	—	—
Open weights	No	—
Released	Nov 2024	—

OpenAI: GPT-4o (2024-11-20) details →OpenAI: GPT-5.3 Chat details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.