# Agent Calls

- [Agent Login](/zapi/zapi-calls/agent-calls/agent-login.md): This call will return the API token, API User ID and API Account ID, which can then be used on subsequent calls.
- [Authenticate Agent](/zapi/zapi-calls/agent-calls/authenticate-agent.md): Authenticates that the agent is part of the system
- [Get Agent Profile](/zapi/zapi-calls/agent-calls/get-agent-profile.md): Retrieve the profile of any agent by ID.
- [Update Agent Username](/zapi/zapi-calls/agent-calls/update-agent-username.md): Update the username of the agent.
- [Update Agent Password](/zapi/zapi-calls/agent-calls/update-agent-password.md): Update the password of the agent.