Is Claude Opus 4.6 (Fast) or OpenRouter: Fusion cheaper?

OpenRouter: Fusion is cheaper on output tokens ($-1,000,000.00 vs $150.00 per 1M).

Which has the larger context window, Claude Opus 4.6 (Fast) or OpenRouter: Fusion?

Both models offer a similar context window.

Claude Opus 4.6 (Fast) vs OpenRouter: Fusion

OpenRouter: Fusion is cheaper on output tokens. Choose Claude Opus 4.6 (Fast) or OpenRouter: Fusion based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Claude Opus 4.6 (Fast)	OpenRouter: Fusion
Provider	OpenRouter	OpenRouter
Input / 1M tokens	$30.00	$-1,000,000.00
Output / 1M tokens	$150.00	$-1,000,000.00
Context window	1M	1M
Parameters	—	—
Open weights	No	—
Released	Apr 2026	—

Claude Opus 4.6 (Fast) details →OpenRouter: Fusion details →

FAQ

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