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model · Opus line · Claude family
Claude Opus 4.8 is an Anthropic model in the Opus line, released May 28, 2026. It is available. Newer in its line: Claude Opus 5 (July 24, 2026).
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"identifier": { "@type": "PropertyValue", "propertyID": "asof", "value": "ent_claude-opus-4-8" }