research/extract-system-prompts at 2cf912666ba08ef0c00a1b51ee07c9a8e64579ef · simonw/research
Created 5/22/2026 at 11:28:23 PM
Anthropic publishes the history of system prompts used on claude.ai and the mobile apps at https://platform.claude.com/docs/en/release-notes/system-prompts. That page is a single monolithic markdown document grouped by model, and each model lists one or more dated revisions.
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