Playground - Try It Yourself

Test and interact with simulations of Claude Code's core systems.

Buddy Generator Simulator

Enter any user ID to see what companion would be generated.

Permission System Simulator

Select a permission mode and tool action to test.

Tool Execution Simulator

Simulate tool execution flow.

Token Budget Calculator

See how context window token budget works.

messages in conversation

Feature Flag Simulator

Toggle flags to see available features.

Security Command Tester

Type any shell command to test the security system.

Try these:
Type a shell command above to analyze it...

Dream Cycle Simulator

Simulate the Dream system's 3-gate approach.

Try these scenarios:
Adjust parameters and click Run Dream Cycle...

Query Flow Visualizer

Type a message to visualize the query pipeline.