> ## Documentation Index
> Fetch the complete documentation index at: https://docs.promptingcompany.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Simulation environments

> Create and configure agent simulation environments from the TPC CLI.

# Simulation environment commands

Create a simulation environment:

```bash theme={null}
tpc sim env create \
  --name "My Environment" \
  --agent-config '{"harness":"claude","model":"claude-sonnet-4-6"}'
```

Create an environment with task links and schedule:

```bash theme={null}
tpc sim env create \
  --name "Test Env" \
  --agent-config @examples/agent-config.json \
  --task-ids task_123,task_456 \
  --schedule 7d
```