Claude Opus 4.8

Anthropic · Frontier

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Most capable Opus-tier model: highly autonomous, strong on long-horizon agentic work and knowledge tasks. 1M context at standard pricing.

Strengths
Highly autonomous on long agentic and knowledge work, with a 1M-token context at standard pricing.
Best for
Complex coding, deep research and agent workflows that run for many steps.
Limitations
Premium Opus pricing — a Sonnet-tier model is usually enough for everyday tasks.

Input / 1M

$5.00

Output / 1M

$25.00

Cached input / 1M

$0.5

Context window

1M

Where it sits

17th-cheapest frontier model

by blended $/Mtok among 24 listed frontier models

176% above the frontier median

blended $/Mtok across 24 frontier models

Output costs 5× input

$5.00 in / $25.00 out per 1M

Cached input saves 90%

$0.5 vs $5.00 per 1M fresh

Held flat since launch (May 2026)

no blended price change recorded

Computed live from current prices and this model's history — not hand-written, so it stays accurate as prices move.

Price history

Only one price on record so far — the history chart appears once a price changes.

Snapshots

Effective Input Output Cached in Note Source
28 May 2026 $5.00 $25.00 $0.5 anthropic.com/pricing

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