Text generated by Claude Mythos 5, Claude Opus 4.7, and Claude Sonnet 4.6 carries Anthropic’s text watermark on the platforms listed in How Claude marks AI-generated content. On Claude Sonnet 4.6, te…
Confidence: High (85) · Event time 2026-11-03
Rationale
- Source: Claude platform changelog, TestingCatalog (automatically clustered, unverified).
- Major event: Reported by approximately 3 independent sources (automatically counted by signal sources, not individually verified).
Usage
- See the original link for details.
Risk
- Automated draft: Has not yet undergone editorial review; the title and summary are from the original text.
- Sources related to leaks or gray-scale testing should be treated only as leads and require official confirmation.