LLM Digest

Model Release Radar

Price/capability frontier position, benchmark scores, and community signal

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Model Release Radar

Claude Opus 5

anthropic·closed weights·Proprietary·released Friday, Jul 24, 2026

Token prices

USD per million tokens via OpenRouter, Anthropic (anthropic). Checked 2026-10-17 00:21 UTC.

Cache-write rates with a verified basis replace the ordinary input charge. Unknown rates are never treated as zero.

Frontier position

Behind frontier AA coding index (blended per-1M-token price, 3:1 input/output; not a measured per-task cost) - Claude Opus 4.7, Claude Opus 4.8, GPT-5.6 Sol, Kimi K3, GPT-5.4 are priced the same or lower and at least as capable.
Behind frontier AA intelligence index (blended per-1M-token price, 3:1 input/output; not a measured per-task cost) - Claude Opus 4.7, Claude Opus 4.8, Claude Opus 5.5, Muse Wonder, GPT-5.6 Sol are priced the same or lower and at least as capable.
Behind frontier DeepSWE pass@1 (agentic coding) (measured USD per task) - Gemini 3.8 Flash, GLM-5.3-Flash are priced the same or lower and at least as capable.

Cost vs. capability

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Benchmark scores

Benchmark	Pass@1	Measured cost / task	Frontier
DeepSWE (agentic coding) (max effort, 95% CI 69.8%-77.5%, 4 runs)	73.7%	$11.84 (median $10.43)	behind

Artificial Analysis scores describe capability. Compare them against estimated token spend with your cache mix; these estimates are not measured task costs.

Benchmark	Score
AA intelligence index	50.8
AA coding index	78.0

Variants

This page covers 5 reasoning-effort variants of the same model.

Variant	AA coding index	AA intelligence index	Blended /1M (3:1 input/output)
Max effort (shown above)	78.0	50.8	$10/1M
Extra-high effort	77.0	49.7	$10/1M
High effort	76.5	48.1	$10/1M
Low effort	66.9	39.4	$10/1M
Medium effort	74.3	44.8	$10/1M

Community signal

Variant	Coding Elo	Overall Elo	Votes
Max effort	1,533	1,508	32,495
High effort	1,531	1,503	66,824