model-deprecations changedabout-claude/model-deprecations
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2121 Deprecated models are likely to be less reliable than active models. Move workloads to active models to maintain the highest level of support and reliability.
2222</Warning>
2323
24The dates on this page apply to Anthropic-operated platforms: the Claude API, [Claude Platform on AWS](https://platform.claude.com/docs/en/build-with-claude/claude-platform-on-aws), [Claude Models on Google Cloud (Anthropic managed)](https://platform.claude.com/docs/en/build-with-claude/claude-models-on-google-cloud/anthropic-managed), and [Microsoft Foundry](https://platform.claude.com/docs/en/build-with-claude/claude-in-microsoft-foundry). Partner-operated platforms, Amazon Bedrock and Claude Models on Google Cloud (Google managed), set their own retirement schedules, so a model's lifecycle status and dates can differ. See the [Amazon Bedrock](https://platform.claude.com/docs/en/build-with-claude/claude-in-amazon-bedrock#supported-models), [Amazon Bedrock (Opus 4.6 and earlier)](https://platform.claude.com/docs/en/build-with-claude/claude-on-amazon-bedrock-legacy#api-model-ids), and [Claude Models on Google Cloud (Google managed)](https://platform.claude.com/docs/en/build-with-claude/claude-models-on-google-cloud/google-managed#api-model-ids) model tables.
24The dates on this page apply to Anthropic-operated platforms: the Claude API, [Claude Platform on AWS](https://platform.claude.com/docs/en/build-with-claude/claude-platform-on-aws), [Claude Models on Google Cloud (Anthropic managed)](https://platform.claude.com/docs/en/build-with-claude/claude-models-on-google-cloud/anthropic-managed), and [Microsoft Foundry](https://platform.claude.com/docs/en/build-with-claude/claude-in-microsoft-foundry). Partner-operated platforms, Amazon Bedrock and Claude Models on Google Cloud (Google managed), set their own retirement schedules, so a model’s lifecycle status and dates can differ. See the [Amazon Bedrock](https://platform.claude.com/docs/en/build-with-claude/claude-in-amazon-bedrock#supported-models), [Amazon Bedrock (Opus 4.6 and earlier)](https://platform.claude.com/docs/en/build-with-claude/claude-on-amazon-bedrock-legacy#api-model-ids), and [Claude Models on Google Cloud (Google managed)](https://platform.claude.com/docs/en/build-with-claude/claude-models-on-google-cloud/google-managed#api-model-ids) model tables.
2525
2626## Migrating to replacements
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3434## Notifications
3535
36Anthropic notifies customers with active deployments for models with upcoming retirements, providing at least 60 days' notice before model retirement for publicly released models.
36Anthropic notifies customers with active deployments for models with upcoming retirements, providing at least 60 days’ notice before model retirement for publicly released models.
3737
3838## Auditing model usage
3939
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