$79Ch1 free
Prompting Sentinel
The world's strongest prompting simulator. Specs, context, dials, examples, schemas, lies, adversaries, ship.
Start Ch1 freeSimulator
Design agents that remember, plan, and use tools — memory, skills, orchestration, and the eval loop that keeps them honest.
The discipline behind every FolderAI simulator's grading engine.
The world's strongest prompting simulator. Specs, context, dials, examples, schemas, lies, adversaries, ship.
Start Ch1 freeMaster the workspace: subagents, MCP servers, hooks, slash commands, and skills that turn one terminal into a team.
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