Agent routes: update, delete

Reference for Agent, one group of Agent routes.

Agent.update

Changes the given properties of an Agent. Verb page.

Text

PATCH /{namespace}/agents/{id}

Path: id. Body, as JSON: the other inputs. Emits Agent.updated.

Inputs

Input	Type	Required	Description
`id`	`string`	required	The id of the Agent.
`instructions`	`text`		What the Agent does and how.
`model`	`string`		The model the Agent runs on.
`tools`	`string[]`		The tools the Agent may call.
`skills`	list of Skill		The Skills it loads.
`memory`	`string`		One of `tenant` (one Memory per Customer Tenant) or `startup` (one Memory for the Startup).
`maxSteps`	`integer`		The most steps one Task may take.
`budget`	`money`		The most one Task may spend; the Mandate’s Limits apply as well.
`handoffs`	list of Role		The Roles it hands work to.

Returns

Output	Type	Required	Description
`agent`	Agent	required	The Agent.

Refuses when

Check	Error	Fix	Then call
The key is valid, but its scopes do not allow this operation.	`forbidden`	Use a key whose scopes cover the operation, or ask an owner of the namespace to grant them.	None.

Example

Terminal

curl -X PATCH https://api.sb/leaseline.app/agents/agent_tCzKDMorKn \
  -H "Authorization: Bearer $STARTUP_BUILDER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"skills":["skill_xBqG4zTxBA"]}'

JSON

{
  "api": "https://api.sb/leaseline.app",
  "agent": {
    "$id": "https://api.sb/leaseline.app/agents/agent_tCzKDMorKn",
    "$type": "Agent",
    "instructions": "Write as the property manager’s assistant. Never promise a rent the manager has not set.",
    "model": "claude-opus-5-5",
    "status": "seated",
    "skills": [
      "skill_xBqG4zTxBA"
    ]
  },
  "action": {
    "$id": "https://api.sb/leaseline.app/actions/act_br07HsG8MG",
    "operation": "Agent.update",
    "status": "done"
  },
  "links": {
    "self": "https://api.sb/leaseline.app/actions/act_br07HsG8MG"
  }
}

Agent.delete

Deletes an Agent: a soft delete that keeps its history, undone by Thing.restore. Verb page.