Is Claude Opus 4.8 (JP) or GLM-5 cheaper?

GLM-5 is cheaper on output tokens ($3.20 vs $25.00 per 1M).

Which has the larger context window, Claude Opus 4.8 (JP) or GLM-5?

Claude Opus 4.8 (JP) has the larger context window (1M tokens).

Claude Opus 4.8 (JP) vs GLM-5

GLM-5 is cheaper on output tokens, while Claude Opus 4.8 (JP) offers a larger context window. Choose Claude Opus 4.8 (JP) or GLM-5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Claude Opus 4.8 (JP)	GLM-5
Provider	Amazon Bedrock	Amazon Bedrock
Input / 1M tokens	$5.00	$1.00
Output / 1M tokens	$25.00	$3.20
Context window	1M	203K
Parameters	—	744B
Open weights	No	Yes
Released	May 2026	Mar 2026

Claude Opus 4.8 (JP) details →GLM-5 details →

FAQ

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