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Categories

Particles are organized into five categories, composed in this order:

Quick Start


Automatic Versioning

Content changes create a new version automatically:
System prompts using unpinned particles automatically get the latest version.

Token Budget Guidelines

Keep particles concise for cost efficiency:
Use GET /v1/particles/{id} to see tokenCount for each particle. The compose endpoint shows total token usage.

System Prompts API

Compose particles into prompts

Particles Guide

Best practices