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Next Claude Sonnet (5.6+ / 6)

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AnthropicSOTA scope

Not out yet. Anthropic hasn't released Next Claude Sonnet (5.6+ / 6), and no release date is confirmed. What we know so far: unannounced — armed on the cadence the moment 5.5 shipped, not on a leak. Swept every 60 seconds across provider catalogs. The moment it answers on a public API, alerts fire: a text or a call on paid plans the second it's confirmed, then a free Chrome push and email about 15 minutes later.

An email when Next Claude Sonnet (5.6+ / 6) answers on a public API, about 15 minutes after members, plus every frontier launch · no card

Current model in this line

Claude Sonnet 5.5, live since September 28, 2026 · $2 / $10 per 1M tokens on Anthropic's API · AW Index 83.7.

The official word

We alert on verified API behavior, never on announcements alone — but when Anthropic speaks, it's here: anthropic.com/news ↗

Next Claude Sonnet (5.6+ / 6): quick answers

Is Next Claude Sonnet (5.6+ / 6) out yet?

Not yet. ArtificialWatch has not seen Next Claude Sonnet (5.6+ / 6) answer on any public API it sweeps. The moment it does, subscribers get an alert.

Which model is current until Next Claude Sonnet (5.6+ / 6) ships?

The current model in this line is Claude Sonnet 5.5 from Anthropic, live since September 28, 2026.

Who makes Next Claude Sonnet (5.6+ / 6)?

Anthropic. ArtificialWatch also tracks Fable 5.2, Claude Haiku 5.5, Claude Sonnet 5.5, Claude Opus 5.5, Fable 5.1, Mythos 5.1, Claude Opus 5 and Fable 5 from Anthropic.

More from Anthropic

Fable 5.2live since 2026-11-09
Claude Haiku 5.5live since 2026-10-07
Claude Sonnet 5.5live since 2026-09-28
Claude Opus 5.5live since 2026-09-22
Fable 5.1live since 2026-09-01
Mythos 5.1live since 2026-09-01
Claude Opus 5live since 2026-07-24
Fable 5live since 2026-07-01

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