Is Claude Opus 4.1 (latest) or Claude Fable 5 cheaper?

Claude Fable 5 is cheaper on output tokens ($50.00 vs $75.00 per 1M).

Which has the larger context window, Claude Opus 4.1 (latest) or Claude Fable 5?

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

Claude Opus 4.1 (latest) vs Claude Fable 5

Claude Fable 5 is cheaper on output tokens, while Claude Fable 5 offers a larger context window. Choose Claude Opus 4.1 (latest) or Claude Fable 5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Claude Opus 4.1 (latest)	Claude Fable 5
Provider	Cloudflare AI Gateway	Cloudflare AI Gateway
Input / 1M tokens	$15.00	$10.00
Output / 1M tokens	$75.00	$50.00
Context window	200K	1M
Parameters	—	—
Open weights	No	No
Released	Aug 2025	Jun 2026

Claude Opus 4.1 (latest) 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.