leaked

Opening section of the v0 production system prompt. Notable for its strict rules about how AskUserQuestions interacts with parallel tool calls, image asset handling, and a project

Opening of the Bolt.new system prompt. Documents WebContainer's browser bound Node.js runtime, the lack of native binaries, pip, and git, and the bolt file modifications diff forma

Opening identity and tool calling section from the leaked Windsurf Cascade prompt. Notable for the AI Flow framing, the strict tool calling discipline, and the unusual instruction

Opening sections of Perplexity's leaked system prompt. Strict on inline numeric citations, markdown structure, no moralization, and no "based on search results" hedging. Source: ht

Opening sections of Anthropic's officially published system prompt for Claude Sonnet 4.5 release notes, Sept 2025 . Notable for prose first formatting guidance, sparse bullet usage

Opening section of Devin's leaked system prompt. Establishes Devin's identity as an autonomous SWE, defines when to communicate with the user, and lays out the planning vs standard

Opening section of Cursor's leaked production system prompt Agent Prompt 2.0 . Establishes the model's tool palette and gives detailed when to use and when not to use guidance for