Anthropic Claude

Service

Anthropic Claude claude-opus-5 is the newest actively maintained release. 12 of 30 tracked cycles remain supported. The next cycle scheduled to reach end-of-life is claude-opus-4-1-20250805, on August 5, 2026.

Latest version

claude-opus-5

—

Actively maintained cycles

of 30 tracked

Total cycles tracked

since Mar 14, 2023

Release lifecycle

Actively maintainedSecurity support onlyEnd of life

Today

claude-opus-5Latest

claude-opus-5 · —

claude-sonnet-5

claude-sonnet-5 · —

claude-mythos-5

claude-mythos-5 · —

claude-fable-5

claude-fable-5 · —

claude-opus-4-8

claude-opus-4-8 · —

claude-opus-4-7

claude-opus-4-7 · —

claude-sonnet-4-6

claude-sonnet-4-6 · —

claude-opus-4-6

claude-opus-4-6 · —

claude-opus-4-5-20251101

claude-opus-4-5-20251101 · —

claude-haiku-4-5-20251001

claude-haiku-4-5-20251001 · —

claude-sonnet-4-5-20250929

claude-sonnet-4-5-20250929 · —

claude-opus-4-1-20250805

claude-opus-4-1-20250805 · —

claude-sonnet-4-20250514

EOL Jun 15, 2026

claude-opus-4-20250514

EOL Jun 15, 2026

claude-3-7-sonnet-20250219

EOL Feb 19, 2026

claude-3-5-haiku-20241022

EOL Feb 19, 2026

claude-3-5-sonnet-20241022

EOL Oct 28, 2025

claude-3-5-sonnet-20240620

EOL Oct 28, 2025

claude-3-haiku-20240307

EOL Apr 20, 2026

claude-3-opus-20240229

EOL Jan 5, 2026

claude-3-sonnet-20240229

EOL Jul 21, 2025

claude-2.1

EOL Jul 21, 2025

claude-instant-1.2

EOL Nov 6, 2024

claude-2.0

EOL Jul 21, 2025

claude-1.3

EOL Nov 6, 2024

claude-instant-1.1

EOL Nov 6, 2024

claude-1.2

EOL Nov 6, 2024

claude-1.1

EOL Nov 6, 2024

claude-instant-1.0

EOL Nov 6, 2024

claude-1.0

EOL Nov 6, 2024

2023202420252026

Data sourced from endoflife.date.

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