The Model Graveyard

Every AI model that has been retired or deprecated. Who killed it, when, and what to use instead. Updated whenever providers make announcements.

Retired

Calls will fail

claude-2.1 anthropic

Retired. Calls will fail.

→ claude-3-5-sonnet-20241022 Source

claude-instant-1.2 anthropic

Retired. Calls will fail.

→ claude-3-5-haiku-20241022 Source

Still working, but migrate soon

text-embedding-ada-002 openai

Superseded by the v3 embedding models.

Shutdown December 1, 2025 → text-embedding-3-small Source

gpt-3.5-turbo openai

Replaced by gpt-4o-mini at lower cost.

Shutdown September 1, 2025 → gpt-4o-mini Source

claude-3-haiku-20240307 anthropic

Superseded by Claude 3.5 Haiku.

Shutdown July 1, 2025 → claude-3-5-haiku-20241022 Source

gpt-4 openai

Legacy GPT-4. Migrate to gpt-4o.

Shutdown July 1, 2025 → gpt-4o Source

claude-3-opus-20240229 anthropic

Superseded by Claude 3.5 Sonnet with better performance.

Shutdown July 1, 2025 → claude-3-5-sonnet-20241022 Source

claude-3-sonnet-20240229 anthropic

Superseded by Claude 3.5 Sonnet.

Shutdown July 1, 2025 → claude-3-5-sonnet-20241022 Source

gemini-1.0-pro gemini

Replaced by Gemini 1.5 Pro.

Shutdown April 9, 2025 → gemini-1.5-pro Source

gpt-4-turbo openai

Replaced by gpt-4o. Cheaper and faster.

Shutdown April 1, 2025 → gpt-4o Source

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