agent

type Agent struct {
	*Config

	Messages []Message
	Usage    Usage
}

type Compaction struct {
	ID string `json:"id,omitempty"`

	Signature string `json:"signature,omitempty"`
}

type Config struct {
	Model           func() string
	Effort          func() string
	Tools           func() []tool.Tool
	Instructions    func() string
	ContextMessages func() []Message

	Hooks hook.Hooks

	// Zero applies the default. Negative disables.
	MaxTurns    int
	ToolTimeout time.Duration
	// contains filtered or unexported fields
}

type Content struct {
	Text    string `json:"text,omitempty"`
	Refusal string `json:"refusal,omitempty"`

	File *File `json:"file,omitempty"`

	Reasoning  *Reasoning  `json:"reasoning,omitempty"`
	Compaction *Compaction `json:"compaction,omitempty"`

	ToolCall   *ToolCall   `json:"tool_call,omitempty"`
	ToolResult *ToolResult `json:"tool_result,omitempty"`
}

type File struct {
	Name string `json:"name,omitempty"`
	Data string `json:"data,omitempty"` // base64 data URL, e.g. "data:image/png;base64,..."
}

type Message struct {
	Role MessageRole `json:"role"`

	Content []Content `json:"content"`
	Hidden  bool      `json:"hidden,omitempty"`
}

type MessageRole string

type ModelInfo struct {
	ID string
}

type Reasoning struct {
	ID string `json:"id,omitempty"`

	Text      string `json:"text,omitempty"`
	Summary   string `json:"summary,omitempty"`
	Signature string `json:"signature,omitempty"`
}

type State struct {
	Usage    Usage     `json:"usage"`
	Messages []Message `json:"messages,omitempty"`
}

type ToolCall struct {
	ID string `json:"id"`

	Name string `json:"name"`
	Args string `json:"args,omitempty"`
}

type ToolResult struct {
	ID string `json:"id,omitempty"`

	Name string `json:"name"`
	Args string `json:"args,omitempty"`

	Content string `json:"content,omitempty"`
}

type Usage struct {
	InputTokens  int64 `json:"input_tokens"`
	CachedTokens int64 `json:"cached_tokens"`
	OutputTokens int64 `json:"output_tokens"`
}