Is GLM 5.3 Flash or Claude Opus 4.7 cheaper?

GLM 5.3 Flash is cheaper on output tokens ($0.50 vs $25.00 per 1M).

Which has the larger context window, GLM 5.3 Flash or Claude Opus 4.7?

GLM 5.3 Flash has the larger context window (1M tokens).

GLM 5.3 Flash vs Claude Opus 4.7

GLM 5.3 Flash is cheaper on output tokens, while GLM 5.3 Flash offers a larger context window. Choose GLM 5.3 Flash or Claude Opus 4.7 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM 5.3 Flash	Claude Opus 4.7
Provider	Prime Inference	Prime Inference
Input / 1M tokens	$0.15	$5.00
Output / 1M tokens	$0.50	$25.00
Context window	1M	1M
Parameters	—	—
Open weights	Yes	No
Released	Aug 2026	Apr 2026

GLM 5.3 Flash details →Claude Opus 4.7 details →

FAQ

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