Commercial products (API, Claude for Work) are not trained on unless you send feedback or opt in.
By default, we will not use your inputs or outputs from our commercial products (e.g. Claude for Work, Anthropic API, Claude Gov, etc.) to train our models.
Enabled per organization by the account team. 'Covered Models' (Claude Fable 5/5.1, Mythos 5/5.1) require 30-day retention and are not available under ZDR unless Anthropic authorizes it.
Under a ZDR arrangement, Anthropic does not store customer prompts or responses at rest after the API response is returned.
Flagged content is kept far longer than the 30-day default.
We retain inputs and outputs for up to 2 years and trust and safety classification scores for up to 7 years if your chat is flagged by our automated trust and safety systems as violating our
Claude models are listed only with IDs for the Claude API, Amazon Bedrock, Google Cloud and Microsoft Foundry. No downloadable weights or on-prem option appears in the docs.
Each model's page lists the platforms it's available on.