diff --git a/src/index.ts b/src/index.ts
index 2557fd6..46c8735 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -19,7 +19,7 @@ export type { Region, RegionAxis } from './core/region';
 export { createRegion, createRegionAxis, applyAlign, shuffle, moveToRegion } from './core/region';
 
 // Utils
-export type { Command, CommandResult, CommandSchema, CommandParamSchema, CommandOptionSchema, CommandFlagSchema } from './utils/command';
+export type { Command, CommandDef, CommandResult, CommandSchema, CommandParamSchema, CommandOptionSchema, CommandFlagSchema } from './utils/command';
 export { parseCommand, parseCommandSchema, validateCommand, parseCommandWithSchema, applyCommandSchema } from './utils/command';
 
 export type { CommandRunner, CommandRunnerHandler, CommandRunnerContext, PromptEvent, CommandRunnerEvents } from './utils/command';
diff --git a/src/utils/command/command-registry.ts b/src/utils/command/command-registry.ts
index 5d6e8aa..1375f86 100644
--- a/src/utils/command/command-registry.ts
+++ b/src/utils/command/command-registry.ts
@@ -1,5 +1,6 @@
 import type { Command, CommandSchema } from './types';
 import type {
+    CommandDef, CommandFunction,
     CommandResult,
     CommandRunner,
     CommandRunnerContext,
@@ -16,9 +17,8 @@ type CanRunParsed = {
     runParsed<T=unknown>(command: Command): Promise<CommandResult<T>>,
 }
 
-type CmdFunc<TContext> = (ctx: TContext, ...args: any[]) => Promise<unknown>;
 export class CommandRegistry<TContext> extends Map<string, CommandRunner<TContext>>{
-    asCommand<TFunc extends CmdFunc<TContext> = CmdFunc<TContext>>(schema: CommandSchema | string, run: TFunc) {
+    register<TFunc extends CommandFunction<TContext>>({schema,run}: CommandDef<TContext, TFunc>) {
         const parsedSchema = typeof schema === 'string' ? parseCommandSchema(schema) : schema;
         registerCommand(this, {
             schema: parsedSchema,
diff --git a/src/utils/command/command-runner.ts b/src/utils/command/command-runner.ts
index d28d12a..c45c500 100644
--- a/src/utils/command/command-runner.ts
+++ b/src/utils/command/command-runner.ts
@@ -51,3 +51,9 @@ export type CommandRunner<TContext, TResult = unknown> = {
     schema: CommandSchema;
     run: CommandRunnerHandler<TContext, TResult>;
 };
+
+export type CommandFunction<TContext> = (ctx: TContext, ...args: any[]) => Promise<unknown>;
+export type CommandDef<TContext,TFunc extends CommandFunction<TContext>> = {
+    schema: string | CommandSchema,
+    run: TFunc;
+}
\ No newline at end of file
diff --git a/src/utils/command/index.ts b/src/utils/command/index.ts
index 4733320..31900c0 100644
--- a/src/utils/command/index.ts
+++ b/src/utils/command/index.ts
@@ -18,5 +18,5 @@ export type {
     CommandFlagSchema,
     CommandSchema,
 } from './types';
-export type { CommandRunner, CommandResult, CommandRunnerHandler, CommandRunnerContext, PromptEvent, CommandRunnerEvents } from './command-runner';
+export type { CommandRunner, CommandDef, CommandResult, CommandRunnerHandler, CommandRunnerContext, PromptEvent, CommandRunnerEvents } from './command-runner';
 export type { CommandRegistry, CommandRunnerContextExport } from './command-registry';