Is GLM 4.7 Flash Heretic or Claude Opus 4.5 cheaper?

GLM 4.7 Flash Heretic is cheaper on output tokens ($0.80 vs $30.00 per 1M).

Which has the larger context window, GLM 4.7 Flash Heretic or Claude Opus 4.5?

GLM 4.7 Flash Heretic has the larger context window (200K tokens).

GLM 4.7 Flash Heretic vs Claude Opus 4.5

GLM 4.7 Flash Heretic is cheaper on output tokens, while GLM 4.7 Flash Heretic offers a larger context window. Choose GLM 4.7 Flash Heretic or Claude Opus 4.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM 4.7 Flash Heretic	Claude Opus 4.5
Provider	Venice AI	Venice AI
Input / 1M tokens	$0.14	$6.00
Output / 1M tokens	$0.80	$30.00
Context window	200K	198K
Parameters	—	—
Open weights	Yes	No
Released	Feb 2026	Dec 2025

GLM 4.7 Flash Heretic details →Claude Opus 4.5 details →

FAQ

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