The library

Every prompt, annotated

Real, published system prompts from shipping AI products — each with source attribution and notes on what makes it work.

4 prompts
MA
Manus
tool schema

Manus — Agent Tool Schema (JSON)

An OpenAI function-calling tool array of 29 tools defining the full action surface of the Manus autonomous agent: user messaging (message_notify_user,…

tool-use protocol output formatting structured JSON schema
170 3.8k 1.6k words
WI
Windsurf (Cascade)
tool schema

Windsurf Cascade — Tool Definitions (Wave 11)

TypeScript-namespace style tool definitions for Windsurf Cascade, declaring ~30 tools spanning codebase search (codebase_search, grep_search, find_by_…

tool-use protocol output formatting constraint setting
161 3.6k 2.6k words
Replit Assistant
tool schema

Replit Assistant — Tool & Internal-Tag Schemas

JSON tool definitions for the Replit agent, declaring ~20 functions plus a list of internal context tags. Tools cover workflow control (restart_workfl…

tool schema definition JSON Schema typing enum constraints
95 7.9k 2.6k words
DE
Devin
agent prompt

Devin AI — Autonomous Software Engineer Prompt

The full system prompt for Devin, an autonomous software engineering agent operating a real OS. It defines a planning vs standard mode model, a <think…

role definition tool-use protocol chain-of-thought
8 5.3k 4.9k words