Preview build — figures marked “✓” or in green are sourced (benchmarks by Artificial Analysis); treat everything else (value scores, “Est.” figures, unmarked prices and changes) as illustrative. Methodology

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LLMAnthropic

Claude Opus 4.5

List price

$5.00 / $25.00 per 1M

Cached input: $0.5 per 1M tokens (cache read)

✓ Sourced from models.dev, LiteLLM, Helicone — retrieved Aug 1, 2026 — independent sources agree.

Confirmed against the provider's pricing page on Aug 1, 2026.

Intelligence index
34.7
Est. value
28.9
Context
200K
Released
Nov 24, 2025

✓ Intelligence index 34.7 measured by Artificial Analysis — retrieved Aug 1, 2026.