Agent Class

Access the agent API through opensteer.agent:

const opensteer = new Opensteer({
  name: 'agent-demo',
  model: 'openai/gpt-5.1',
})

await opensteer.launch()
const result = await opensteer.agent.execute('Find the pricing page and list all plan names')
console.log(result.message)
await opensteer.close()

CUA Providers

Supported providers: openai, anthropic, google.

Model format:

// String format
model: 'openai/gpt-5.1'
model: 'anthropic/claude-sonnet-4-20250514'

// Object format
model: {
  modelName: 'gpt-5.1',
  apiKey: 'sk-...',
  baseUrl: 'https://api.openai.com/v1',
}

execute

agent.execute(instruction: string | ExecuteOptions): Promise<AgentResult>

// Simple
const result = await opensteer.agent.execute('Click the login button')

// With options
const result = await opensteer.agent.execute({
  instruction: 'Extract all product prices',
  maxSteps: 10,
  highlightCursor: true,
})

Option	Type	Default	Description
instruction	string	—	Task instruction
maxSteps	number	30	Maximum agent steps
highlightCursor	boolean	false	Visual cursor highlight

AgentResult

Field	Type	Description
success	boolean	Whether the task completed
completed	boolean	Whether all steps executed
message	string	Agent response message
actions	Action[]	Actions taken
usage	object	Token usage stats
provider	string	Provider used
model	string	Model used

Cloud Sessions

CUA agent works in cloud mode after launch():

const opensteer = new Opensteer({ cloud: true, model: 'openai/gpt-5.1' })
await opensteer.launch()

console.log('Session:', opensteer.getCloudSessionUrl())
const result = await opensteer.agent.execute('Navigate to settings and enable dark mode')

await opensteer.close()