Struct Agent 

pub struct Agent {
    pub provider: String,
    pub model: String,
    pub session_id: Option<String>,
    pub segment_id: Option<String>,
    pub policy_id: Option<String>,
    pub thought_level: Option<String>,
    pub parent: Option<String>,
}

AI agent identity that performed changes on behalf of a principal.

Fields

provider: String

Provider name (e.g., “anthropic”, “openai”).

model: String

Model identifier (e.g., “claude-opus-4-5-20250120”).

session_id: Option<String>

Session identifier (opt-in, links to Session.id).

segment_id: Option<String>

Segment identifier (opt-in, links to SessionSegment.id).

policy_id: Option<String>

Policy or prompt template identifier.

thought_level: Option<String>

Frozen harness thought_level (ACP name: Claude effort, Codex reasoning, OpenCode variant).

parent: Option<String>

Frozen harness parent actor / agent_id (ACP name).

Implementations

impl Agent

pub fn new(provider: impl Into<String>, model: impl Into<String>) -> Agent

Create a new agent.

pub fn with_session( self, session_id: impl Into<String>, segment_id: impl Into<String>, ) -> Agent

Create with session linkage.

pub fn with_policy(self, policy_id: impl Into<String>) -> Agent

Create with policy ID.

pub fn from_env() -> Option<Agent>

Create from environment variables.

pub fn with_thought_level(self, thought_level: impl Into<String>) -> Agent

Freeze a published thought_level onto this agent.

pub fn with_parent(self, parent: impl Into<String>) -> Agent

Freeze a published parent actor onto this agent.

Trait Implementations

impl Clone for Agent

fn clone(&self) -> Agent

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Agent

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Agent

fn deserialize<__D>( __deserializer: __D, ) -> Result<Agent, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for Agent

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Eq for Agent

impl PartialEq for Agent

fn eq(&self, other: &Agent) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for Agent

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for Agent