export type AcpMeta = Record<string, unknown> | null;
export interface AcpExtensible {
    _meta?: AcpMeta;
}
export type Role = "assistant" | "user";
export interface Annotations extends AcpExtensible {
    audience?: Role[] | null;
    lastModified?: string | null;
    priority?: number | null;
}
export interface TextContent extends AcpExtensible {
    type: "text";
    text: string;
    annotations?: Annotations | null;
}
export interface ImageContent extends AcpExtensible {
    type: "image";
    data: string;
    mimeType: string;
    uri?: string | null;
    annotations?: Annotations | null;
}
export interface AudioContent extends AcpExtensible {
    type: "audio";
    data: string;
    mimeType: string;
    annotations?: Annotations | null;
}
export interface ResourceLink extends AcpExtensible {
    type: "resource_link";
    name: string;
    uri: string;
    description?: string | null;
    mimeType?: string | null;
    size?: number | null;
    title?: string | null;
    annotations?: Annotations | null;
}
export interface TextResourceContents extends AcpExtensible {
    text: string;
    uri: string;
    mimeType?: string | null;
}
export interface BlobResourceContents extends AcpExtensible {
    blob: string;
    uri: string;
    mimeType?: string | null;
}
export type EmbeddedResourceResource = TextResourceContents | BlobResourceContents;
export interface EmbeddedResource extends AcpExtensible {
    type: "resource";
    resource: EmbeddedResourceResource;
    annotations?: Annotations | null;
}
export type ContentBlock = TextContent | ImageContent | AudioContent | ResourceLink | EmbeddedResource;
export interface ContentChunk extends AcpExtensible {
    content: ContentBlock;
}
export interface UserMessageChunk extends ContentChunk {
    sessionUpdate: "user_message_chunk";
}
export interface AgentMessageChunk extends ContentChunk {
    sessionUpdate: "agent_message_chunk";
}
export interface AgentThoughtChunk extends ContentChunk {
    sessionUpdate: "agent_thought_chunk";
}
export type ToolKind = "read" | "write" | "execute" | "other";
export type ToolCallStatus = "pending" | "in_progress" | "completed" | "failed" | "cancelled";
export interface Diff extends AcpExtensible {
    path: string;
    newText: string;
    oldText?: string | null;
}
export interface Terminal extends AcpExtensible {
    terminalId: string;
}
export interface ToolCallTextContent extends TextContent {
    type: "text";
}
export interface ToolCallDiffContent extends Diff {
    type: "diff";
}
export interface ToolCallImageContent extends ImageContent {
    type: "image";
}
export interface ToolCallResourceLinkContent extends ResourceLink {
    type: "resource_link";
}
export interface ToolCallResourceContent extends EmbeddedResource {
    type: "resource";
}
export interface ToolCallTerminalContent extends Terminal {
    type: "terminal";
}
export type ToolCallContent = ToolCallTextContent | ToolCallDiffContent | ToolCallImageContent | ToolCallResourceLinkContent | ToolCallResourceContent | ToolCallTerminalContent;
export interface ToolCallLocation extends AcpExtensible {
    path: string;
    lineNumber?: number | null;
}
export interface ToolCall extends AcpExtensible {
    sessionUpdate: "tool_call";
    toolCallId: string;
    title: string;
    content?: ToolCallContent[];
    kind?: ToolKind;
    locations?: ToolCallLocation[];
    rawInput?: unknown;
    rawOutput?: unknown;
    status?: ToolCallStatus;
}
export interface ToolCallUpdate extends AcpExtensible {
    sessionUpdate: "tool_call_update";
    toolCallId: string;
    content?: ToolCallContent[] | null;
    kind?: ToolKind | null;
    locations?: ToolCallLocation[] | null;
    rawInput?: unknown;
    rawOutput?: unknown;
    status?: ToolCallStatus | null;
    title?: string | null;
}
export type PlanEntryPriority = "high" | "medium" | "low";
export type PlanEntryStatus = "pending" | "in_progress" | "completed";
export interface PlanEntry extends AcpExtensible {
    content: string;
    priority: PlanEntryPriority;
    status: PlanEntryStatus;
}
export interface Plan extends AcpExtensible {
    sessionUpdate: "plan";
    entries: PlanEntry[];
}
export interface UnstructuredCommandInput extends AcpExtensible {
    hint: string;
}
export type AvailableCommandInput = UnstructuredCommandInput;
export interface AvailableCommand extends AcpExtensible {
    name: string;
    description: string;
    input?: AvailableCommandInput | null;
}
export interface AvailableCommandsUpdate extends AcpExtensible {
    sessionUpdate: "available_commands_update";
    availableCommands: AvailableCommand[];
}
export type SessionModeId = string;
export interface CurrentModeUpdate extends AcpExtensible {
    sessionUpdate: "current_mode_update";
    currentModeId: SessionModeId;
}
export type SessionConfigId = string;
export type SessionConfigGroupId = string;
export type SessionConfigValueId = string;
export type SessionConfigOptionCategory = "mode" | "model" | "thought_level" | string;
export interface SessionConfigSelectOption extends AcpExtensible {
    value: SessionConfigValueId;
    name: string;
    description?: string | null;
}
export interface SessionConfigSelectGroup extends AcpExtensible {
    group: SessionConfigGroupId;
    name: string;
    options: SessionConfigSelectOption[];
}
export type SessionConfigSelectOptions = SessionConfigSelectOption[] | SessionConfigSelectGroup[];
export interface SessionConfigSelect {
    currentValue: SessionConfigValueId;
    options: SessionConfigSelectOptions;
}
export interface SessionConfigOption extends AcpExtensible, SessionConfigSelect {
    type: "select";
    id: SessionConfigId;
    name: string;
    category?: SessionConfigOptionCategory | null;
    description?: string | null;
}
export interface ConfigOptionUpdate extends AcpExtensible {
    sessionUpdate: "config_option_update";
    configOptions: SessionConfigOption[];
}
export interface SessionInfoUpdate extends AcpExtensible {
    sessionUpdate: "session_info_update";
    title?: string | null;
    updatedAt?: string | null;
}
export interface Cost {
    amount: number;
    currency: string;
}
export interface UsageUpdate extends AcpExtensible {
    sessionUpdate: "usage_update";
    used: number;
    size: number;
    cost?: Cost | null;
}
export type StableSessionUpdate = UserMessageChunk | AgentMessageChunk | AgentThoughtChunk | ToolCall | ToolCallUpdate | Plan | AvailableCommandsUpdate | CurrentModeUpdate | ConfigOptionUpdate;
export type UnstableSessionUpdate = SessionInfoUpdate | UsageUpdate;
export type SessionUpdate = StableSessionUpdate | UnstableSessionUpdate;
export type SessionUpdateKind = SessionUpdate["sessionUpdate"];
export type SessionId = string;
export interface SessionNotification extends AcpExtensible {
    sessionId: SessionId;
    update: SessionUpdate;
}
export interface SessionUpdateNotification {
    jsonrpc: "2.0";
    method: "session/update";
    params: SessionNotification;
}
export type ProtocolVersion = number;
export type RequestId = null | number | string;
export type StopReason = "completed" | "end_turn" | "cancelled" | "max_tokens";
export interface Implementation extends AcpExtensible {
    name: string;
    version: string;
    title?: string | null;
}
export interface AuthMethod extends AcpExtensible {
    id: string;
    name: string;
    description?: string | null;
}
export interface FileSystemCapability extends AcpExtensible {
    readTextFile?: boolean;
    writeTextFile?: boolean;
}
export interface ClientCapabilities extends AcpExtensible {
    fs?: FileSystemCapability;
    terminal?: boolean;
}
export interface McpCapabilities extends AcpExtensible {
    http?: boolean;
    sse?: boolean;
}
export interface PromptCapabilities extends AcpExtensible {
    image?: boolean;
    audio?: boolean;
    embeddedContext?: boolean;
}
export type SessionCapabilities = AcpExtensible;
export interface AgentCapabilities extends AcpExtensible {
    loadSession?: boolean;
    mcpCapabilities?: McpCapabilities;
    promptCapabilities?: PromptCapabilities;
    sessionCapabilities?: SessionCapabilities;
}
export interface SessionMode extends AcpExtensible {
    id: SessionModeId;
    name: string;
    description?: string | null;
}
export interface SessionModeState extends AcpExtensible {
    availableModes: SessionMode[];
    currentModeId: SessionModeId;
}
export interface HttpHeader extends AcpExtensible {
    name: string;
    value: string;
}
export interface EnvVariable extends AcpExtensible {
    name: string;
    value: string;
}
export interface McpServerStdio extends AcpExtensible {
    name: string;
    command: string;
    args: string[];
    env: EnvVariable[];
}
export interface McpServerHttp extends AcpExtensible {
    type: "http";
    name: string;
    url: string;
    headers: HttpHeader[];
}
export interface McpServerSse extends AcpExtensible {
    type: "sse";
    name: string;
    url: string;
    headers: HttpHeader[];
}
export type McpServer = McpServerStdio | McpServerHttp | McpServerSse;
export type PermissionOptionId = string;
export type PermissionOptionKind = "allow_once" | "allow_always" | "reject_once" | "reject_always";
export interface PermissionOption extends AcpExtensible {
    optionId: PermissionOptionId;
    kind: PermissionOptionKind;
    name: string;
}
export interface RequestPermissionCancelledOutcome extends AcpExtensible {
    outcome: "cancelled";
}
export interface RequestPermissionSelectedOutcome extends AcpExtensible {
    outcome: "selected";
    optionId: PermissionOptionId;
}
export type RequestPermissionOutcome = RequestPermissionCancelledOutcome | RequestPermissionSelectedOutcome;
export interface TerminalExitStatus extends AcpExtensible {
    exitCode?: number | null;
    signal?: string | null;
}
export declare const ACP_ERROR_CODE_PARSE = -32700;
export declare const ACP_ERROR_CODE_INVALID_REQUEST = -32600;
export declare const ACP_ERROR_CODE_METHOD_NOT_FOUND = -32601;
export declare const ACP_ERROR_CODE_INVALID_PARAMS = -32602;
export declare const ACP_ERROR_CODE_INTERNAL = -32603;
export declare const ACP_ERROR_CODE_AUTH_REQUIRED = -32000;
export declare const ACP_ERROR_CODE_RESOURCE_NOT_FOUND = -32002;
export type StandardAcpErrorCode = typeof ACP_ERROR_CODE_PARSE | typeof ACP_ERROR_CODE_INVALID_REQUEST | typeof ACP_ERROR_CODE_METHOD_NOT_FOUND | typeof ACP_ERROR_CODE_INVALID_PARAMS | typeof ACP_ERROR_CODE_INTERNAL | typeof ACP_ERROR_CODE_AUTH_REQUIRED | typeof ACP_ERROR_CODE_RESOURCE_NOT_FOUND;
export type AcpErrorCode = StandardAcpErrorCode | number;
export declare function isAcpErrorCode(value: unknown): value is AcpErrorCode;
export declare class AcpError extends Error {
    readonly code: AcpErrorCode;
    readonly data?: unknown;
    constructor(code: AcpErrorCode, message: string, data?: unknown);
}
export declare function isAcpError(value: unknown): value is AcpError;
export interface InitializeRequest extends AcpExtensible {
    protocolVersion: ProtocolVersion;
    clientCapabilities?: ClientCapabilities;
    clientInfo?: Implementation | null;
}
export interface InitializeResponse extends AcpExtensible {
    protocolVersion: ProtocolVersion;
    agentCapabilities?: AgentCapabilities;
    agentInfo?: Implementation | null;
    authMethods?: AuthMethod[];
}
export interface AuthenticateRequest extends AcpExtensible {
    methodId: string;
}
export type AuthenticateResponse = AcpExtensible;
export interface NewSessionRequest extends AcpExtensible {
    cwd: string;
    mcpServers: McpServer[];
}
export interface NewSessionResponse extends AcpExtensible {
    sessionId: SessionId;
    configOptions?: SessionConfigOption[] | null;
    modes?: SessionModeState | null;
}
export interface LoadSessionRequest extends AcpExtensible {
    sessionId: SessionId;
    cwd: string;
    mcpServers: McpServer[];
}
export interface LoadSessionResponse extends AcpExtensible {
    configOptions?: SessionConfigOption[] | null;
    modes?: SessionModeState | null;
}
export interface PromptRequest extends AcpExtensible {
    sessionId: SessionId;
    prompt: ContentBlock[];
}
export interface PromptResponse extends AcpExtensible {
    stopReason: StopReason;
}
export interface SetSessionModeRequest extends AcpExtensible {
    sessionId: SessionId;
    modeId: SessionModeId;
}
export type SetSessionModeResponse = AcpExtensible;
export interface SetSessionConfigOptionRequest extends AcpExtensible {
    sessionId: SessionId;
    configId: SessionConfigId;
    value: SessionConfigValueId;
}
export interface SetSessionConfigOptionResponse extends AcpExtensible {
    configOptions: SessionConfigOption[];
}
export interface CancelNotification extends AcpExtensible {
    sessionId: SessionId;
}
export interface RequestPermissionRequest extends AcpExtensible {
    sessionId: SessionId;
    toolCall: ToolCallUpdate;
    options: PermissionOption[];
}
export interface RequestPermissionResponse extends AcpExtensible {
    outcome: RequestPermissionOutcome;
}
export interface ReadTextFileRequest extends AcpExtensible {
    sessionId: SessionId;
    path: string;
    line?: number | null;
    limit?: number | null;
}
export interface ReadTextFileResponse extends AcpExtensible {
    content: string;
}
export interface WriteTextFileRequest extends AcpExtensible {
    sessionId: SessionId;
    path: string;
    content: string;
}
export type WriteTextFileResponse = AcpExtensible;
export interface CreateTerminalRequest extends AcpExtensible {
    sessionId: SessionId;
    command: string;
    args?: string[];
    cwd?: string | null;
    env?: EnvVariable[];
    outputByteLimit?: number | null;
}
export interface CreateTerminalResponse extends AcpExtensible {
    terminalId: string;
}
export interface TerminalOutputRequest extends AcpExtensible {
    sessionId: SessionId;
    terminalId: string;
}
export interface TerminalOutputResponse extends AcpExtensible {
    output: string;
    truncated: boolean;
    exitStatus?: TerminalExitStatus | null;
}
export interface WaitForTerminalExitRequest extends AcpExtensible {
    sessionId: SessionId;
    terminalId: string;
}
export interface WaitForTerminalExitResponse extends AcpExtensible {
    exitCode?: number | null;
    signal?: string | null;
}
export interface KillTerminalCommandRequest extends AcpExtensible {
    sessionId: SessionId;
    terminalId: string;
}
export type KillTerminalCommandResponse = AcpExtensible;
export interface ReleaseTerminalRequest extends AcpExtensible {
    sessionId: SessionId;
    terminalId: string;
}
export type ReleaseTerminalResponse = AcpExtensible;
export interface ExtMethodRequest extends AcpExtensible {
    method: `_${string}`;
    params?: unknown;
}
export interface ExtNotification extends AcpExtensible {
    method: `_${string}`;
    params?: unknown;
}