The library

Every prompt, annotated

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

2 prompts Sort

Emergent

tool schema

Emergent E1 — Tool Schemas

A documented list of 27 tools and their JSON parameter schemas available to Emergent's E1 agent. Covers file editing (bulk_file_writer, search_replace…

tool-use protocol output formatting sub-agent delegation

76 8.8k 1.1k words

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