PlanStep

Individual step in an AI-generated execution plan. Each step describes a discrete action the task will perform, with enough detail for human review before approval.

Field	Type	Description
`order`required	`integer`	Execution order of this step (1-indexed)
`action`required	`string`	Plain English description of the action to be performed
`inputs`	`string[]`	List of input data/resources this step will use
`expected_outputs`	`string[]`	List of expected outputs/artifacts from this step
`is_write_operation`	`boolean`	Whether this step performs write operations to external systems
`estimated_duration_seconds`	`integer \| null`	Estimated time to complete this step in seconds
`risk_level`	`"low" \| "medium" \| "high"`	Risk level classification for plan steps. Used to communicate the potential impact of each step to users, especially for write operations that modify external systems. `lowmediumhigh`
`target_system`	`string \| null`	External system this step interacts with (e.g., 'xero', 'quickbooks', 'email')
`requires_confirmation`	`boolean`	Whether this specific step requires user confirmation before proceeding