Is GLM 4.7 Flash Heretic or Claude Fable 5 cheaper?

GLM 4.7 Flash Heretic is cheaper on output tokens ($0.80 vs $60.00 per 1M).

Which has the larger context window, GLM 4.7 Flash Heretic or Claude Fable 5?

Claude Fable 5 has the larger context window (1M tokens).

GLM 4.7 Flash Heretic vs Claude Fable 5

GLM 4.7 Flash Heretic is cheaper on output tokens, while Claude Fable 5 offers a larger context window. Choose GLM 4.7 Flash Heretic or Claude Fable 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 Fable 5
Provider	Venice AI	Venice AI
Input / 1M tokens	$0.14	$12.00
Output / 1M tokens	$0.80	$60.00
Context window	200K	1M
Parameters	—	—
Open weights	Yes	No
Released	Feb 2026	Jun 2026

GLM 4.7 Flash Heretic details →Claude Fable 5 details →

FAQ

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