Is Kimi K2.5 or GLM-5.1 cheaper?

Kimi K2.5 is cheaper on output tokens ($3.00 vs $4.40 per 1M).

Which has the larger context window, Kimi K2.5 or GLM-5.1?

Kimi K2.5 has the larger context window (262K tokens).

Kimi K2.5 vs GLM-5.1

Kimi K2.5 is cheaper on output tokens, while Kimi K2.5 offers a larger context window. Choose Kimi K2.5 or GLM-5.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Kimi K2.5	GLM-5.1
Provider	OpenCode Go	OpenCode Go
Input / 1M tokens	$0.60	$1.40
Output / 1M tokens	$3.00	$4.40
Context window	262K	203K
Parameters	1T	754B
Open weights	Yes	Yes
Released	Jan 2026	Apr 2026

Kimi K2.5 details →GLM-5.1 details →

FAQ

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