/**
 * Schema for a single MCP (Model Context Protocol) server entry.
 *
 * Claude Code understands stdio, HTTP (including the `streamable-http`
 * alias), WebSocket (`ws`), and deprecated SSE transports. String
 * fields are passed through opaquely; Claude Code performs its own
 * `${VAR}` / `${VAR:-default}` environment expansion in command,
 * args, env, url, and headers.
 *
 * @since 0.1.0
 */
import * as Schema from 'effect/Schema';
declare const OAuth2Authorization_base: Schema.Class<OAuth2Authorization, Schema.Struct<{
    readonly type: Schema.Literal<"oauth2">;
    readonly clientId: Schema.optional<Schema.String>;
    readonly clientSecret: Schema.optional<Schema.String>;
    readonly tokenUrl: Schema.optional<Schema.String>;
    readonly scopes: Schema.optional<Schema.$Array<Schema.String>>;
}>, {}>;
/** @deprecated Claude Code uses `oauth` for remote MCP OAuth config. */
export declare class OAuth2Authorization extends OAuth2Authorization_base {
}
declare const ApiKeyAuthorization_base: Schema.Class<ApiKeyAuthorization, Schema.Struct<{
    readonly type: Schema.Literal<"apiKey">;
    readonly key: Schema.String;
    readonly header: Schema.optional<Schema.String>;
}>, {}>;
/** @deprecated Express API-key auth with plain `headers`. */
export declare class ApiKeyAuthorization extends ApiKeyAuthorization_base {
}
declare const BearerAuthorization_base: Schema.Class<BearerAuthorization, Schema.Struct<{
    readonly type: Schema.Literal<"bearer">;
    readonly token: Schema.String;
}>, {}>;
/** @deprecated Express bearer auth with plain `headers`. */
export declare class BearerAuthorization extends BearerAuthorization_base {
}
/** @deprecated Claude Code does not read an `authorization` block. */
export declare const McpAuthorization: Schema.Union<readonly [typeof OAuth2Authorization, typeof ApiKeyAuthorization, typeof BearerAuthorization]>;
export type McpAuthorization = Schema.Schema.Type<typeof McpAuthorization>;
declare const McpOAuth_base: Schema.Class<McpOAuth, Schema.Struct<{
    readonly clientId: Schema.optional<Schema.String>;
    readonly callbackPort: Schema.optional<Schema.Number>;
    readonly authServerMetadataUrl: Schema.optional<Schema.String>;
    readonly scopes: Schema.optional<Schema.String>;
}>, {}>;
export declare class McpOAuth extends McpOAuth_base {
}
declare const StdioMcpServer_base: Schema.Class<StdioMcpServer, Schema.Struct<{
    readonly type: Schema.optional<Schema.Literal<"stdio">>;
    readonly command: Schema.String;
    readonly args: Schema.optional<Schema.$Array<Schema.String>>;
    readonly env: Schema.optional<Schema.$Record<Schema.String, Schema.String>>;
    /** @deprecated Decode-only legacy field; not emitted for current Claude Code. */
    readonly cwd: Schema.optional<Schema.String>;
    /**
     * Tool-execution timeout in milliseconds; values below 1000 are ignored
     * by Claude Code.
     */
    readonly timeout: Schema.optional<Schema.Number>;
    readonly alwaysLoad: Schema.optional<Schema.Boolean>;
}>, {}>;
/**
 * Stdio MCP server — a local child process. Claude Code permits omitting
 * `type` when `command` is present.
 *
 * @category Schemas
 * @since 0.1.0
 */
export declare class StdioMcpServer extends StdioMcpServer_base {
}
declare const HttpMcpServer_base: Schema.Class<HttpMcpServer, Schema.Struct<{
    readonly type: Schema.Literals<readonly ["http", "streamable-http"]>;
    readonly url: Schema.String;
    readonly headers: Schema.optional<Schema.$Record<Schema.String, Schema.String>>;
    readonly headersHelper: Schema.optional<Schema.String>;
    /** @deprecated Decode-only legacy field; not emitted for current Claude Code. */
    readonly allowedEnvVars: Schema.optional<Schema.$Array<Schema.String>>;
    /**
     * Tool-execution timeout in milliseconds; values below 1000 are ignored
     * by Claude Code.
     */
    readonly timeout: Schema.optional<Schema.Number>;
    readonly alwaysLoad: Schema.optional<Schema.Boolean>;
    readonly oauth: Schema.optional<typeof McpOAuth>;
    /** @deprecated Claude Code does not read an `authorization` block. */
    readonly authorization: Schema.optional<Schema.Union<readonly [typeof OAuth2Authorization, typeof ApiKeyAuthorization, typeof BearerAuthorization]>>;
}>, {}>;
/**
 * HTTP MCP server — a remote endpoint that speaks streamable HTTP.
 * The JSON `type` field also accepts `streamable-http` as an alias.
 *
 * @category Schemas
 * @since 0.1.0
 */
export declare class HttpMcpServer extends HttpMcpServer_base {
}
declare const WsMcpServer_base: Schema.Class<WsMcpServer, Schema.Struct<{
    readonly type: Schema.Literal<"ws">;
    readonly url: Schema.String;
    readonly headers: Schema.optional<Schema.$Record<Schema.String, Schema.String>>;
    readonly headersHelper: Schema.optional<Schema.String>;
    /**
     * Tool-execution timeout in milliseconds; values below 1000 are ignored
     * by Claude Code.
     */
    readonly timeout: Schema.optional<Schema.Number>;
    readonly alwaysLoad: Schema.optional<Schema.Boolean>;
}>, {}>;
/**
 * WebSocket MCP server — a remote endpoint that speaks MCP over `ws`.
 *
 * @category Schemas
 * @since 0.1.0
 */
export declare class WsMcpServer extends WsMcpServer_base {
}
declare const SseMcpServer_base: Schema.Class<SseMcpServer, Schema.Struct<{
    readonly type: Schema.Literal<"sse">;
    readonly url: Schema.String;
    readonly headers: Schema.optional<Schema.$Record<Schema.String, Schema.String>>;
    readonly headersHelper: Schema.optional<Schema.String>;
    /**
     * Tool-execution timeout in milliseconds; values below 1000 are ignored
     * by Claude Code.
     */
    readonly timeout: Schema.optional<Schema.Number>;
    readonly alwaysLoad: Schema.optional<Schema.Boolean>;
    readonly oauth: Schema.optional<typeof McpOAuth>;
    /** @deprecated Claude Code does not read an `authorization` block. */
    readonly authorization: Schema.optional<Schema.Union<readonly [typeof OAuth2Authorization, typeof ApiKeyAuthorization, typeof BearerAuthorization]>>;
}>, {}>;
/**
 * SSE MCP server — a deprecated remote transport. Prefer `http` for
 * new configurations.
 *
 * @category Schemas
 * @since 0.1.0
 * @deprecated SSE transport is deprecated by Claude Code; use HTTP.
 */
export declare class SseMcpServer extends SseMcpServer_base {
}
/**
 * A single MCP server entry.
 *
 * @category Schemas
 * @since 0.1.0
 */
export declare const McpServerConfig: Schema.Union<readonly [typeof StdioMcpServer, typeof HttpMcpServer, typeof WsMcpServer, typeof SseMcpServer]>;
export type McpServerConfig = Schema.Schema.Type<typeof McpServerConfig>;
export {};
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