Is Llama 3.1 405B Instruct Turbo or Claude Opus 4.5 cheaper?

Llama 3.1 405B Instruct Turbo is cheaper on output tokens ($3.50 vs $25.00 per 1M).

Which has the larger context window, Llama 3.1 405B Instruct Turbo or Claude Opus 4.5?

Claude Opus 4.5 has the larger context window (200K tokens).

Llama 3.1 405B Instruct Turbo vs Claude Opus 4.5

Llama 3.1 405B Instruct Turbo is cheaper on output tokens, while Claude Opus 4.5 offers a larger context window. Choose Llama 3.1 405B Instruct Turbo or Claude Opus 4.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Llama 3.1 405B Instruct Turbo	Claude Opus 4.5
Provider	Abacus	Abacus
Input / 1M tokens	$3.50	$5.00
Output / 1M tokens	$3.50	$25.00
Context window	128K	200K
Parameters	—	—
Open weights	Yes	No
Released	Jul 2024	Nov 2025

Llama 3.1 405B Instruct Turbo 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.