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api-and-data-retention changed

manage-claude/api-and-data-retention

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3535* **Claude consumer products:** Claude Free, Pro, and Max plans, including when customers on those plans use Claude's web, desktop, or mobile apps or Claude Code.
3636* **Claude Teams and Claude Enterprise product interfaces:** These interfaces are not ZDR-eligible. The exception is Claude Code used through Claude Enterprise with ZDR enabled; see [What ZDR covers](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#what-zdr-covers).
3737* **Claude for Excel:** Not currently ZDR-eligible.
38* **Claude Fable 5 and Claude Mythos 5:** These models require 30-day data retention and are not available under ZDR. See [Model-specific data retention requirements](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements).
38* **Claude Fable 5.1, Claude Mythos 5.1, Claude Fable 5, and Claude Mythos 5:** These models require 30-day data retention and are not available under ZDR unless expressly authorized by Anthropic. See [Model-specific data retention requirements](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#model-specific-data-retention-requirements).
3939* **Third-party integrations:** Data processed by third-party websites, tools, or other integrations is not covered, though some may have similar offerings. Review each service's data handling practices.
4040* **Cross-Origin Resource Sharing (CORS):** CORS is not supported for organizations with ZDR arrangements. To make API calls from browser-based applications, route requests through a backend proxy server. See the [API security guidance](https://platform.claude.com/docs/en/api/overview) for proxy patterns and API-key handling.
4141* **Flagged content and legal holds:** See [Retention regardless of arrangement](https://platform.claude.com/docs/en/manage-claude/api-and-data-retention#retention-regardless-of-arrangement).
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123123 
124124## Model-specific data retention requirements
125125 
126Claude Fable 5 and Claude Mythos 5 are designated Covered Models (see the [Covered Models support article](https://support.claude.com/en/articles/15425695)) and require 30-day data retention; ZDR is therefore not available for either model. On the Claude API, requests to Claude Fable 5 from an organization whose data retention configuration does not meet this requirement return a `400 invalid_request_error`:
126Claude Fable 5.1, Claude Mythos 5.1, Claude Fable 5, and Claude Mythos 5 are designated Covered Models (see the [Covered Models support article](https://support.claude.com/en/articles/15425695)) and require 30-day data retention; ZDR is therefore not available for any of them unless expressly authorized by Anthropic. On the Claude API, requests to Claude Fable 5 from an organization whose data retention configuration does not meet this requirement return a `400 invalid_request_error`:
127127 
128128```json
129129{
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139139 
140140### Enable 30-day retention for a workspace
141141 
142Organizations with a ZDR arrangement can make Claude Fable 5 and Claude Mythos 5 available in a specific workspace by enabling 30-day retention for that workspace only. Other workspaces in the organization keep zero data retention.
142Organizations with a ZDR arrangement can make these models available in a specific workspace by enabling 30-day retention for that workspace only. Other workspaces in the organization keep zero data retention.
143143 
144144<Steps>
145145 <Step title="Open the workspace's privacy controls">
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151151 </Step>
152152 
153153 <Step title="Verify">
154 Requests to Claude Fable 5 and Claude Mythos 5 from this workspace now succeed. Workspaces without an override continue to follow the organization default.
154 Requests to Covered Models from this workspace now succeed. Workspaces without an override continue to follow the organization default.
155155 </Step>
156156</Steps>
157157