Claude text watermarking is now part of Anthropic’s compliance approach for newly launched models. It does not add tokens or user identifiers, but it is weaker on short, factual, lightly edited and code-heavy outputs, limiting how provenance claims should be used.
GitHub Spark stops being available to existing users on August 31, 2026. Deployed apps are meant to keep running, but owners should export code to a repository now; Spark apps using `llm()` need a separate inference provider because the underlying GitHub Models service retired July 30.