Is Claude Opus 4.6 or GPT-5.4 cheaper?

GPT-5.4 is cheaper on output tokens ($16.50 vs $25.00 per 1M).

Which has the larger context window, Claude Opus 4.6 or GPT-5.4?

Claude Opus 4.6 has the larger context window (1M tokens).

Claude Opus 4.6 vs GPT-5.4

GPT-5.4 is cheaper on output tokens, while Claude Opus 4.6 offers a larger context window. Choose Claude Opus 4.6 or GPT-5.4 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Claude Opus 4.6	GPT-5.4
Provider	Amazon Bedrock	Amazon Bedrock
Input / 1M tokens	$5.00	$2.75
Output / 1M tokens	$25.00	$16.50
Context window	1M	272K
Parameters	—	—
Open weights	No	No
Released	Feb 2026	Mar 2026

Claude Opus 4.6 details →GPT-5.4 details →

FAQ

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