diff --git a/.changeset/bright-wolves-export-cancel.md b/.changeset/bright-wolves-export-cancel.md
new file mode 100644
index 00000000..0cd29724
--- /dev/null
+++ b/.changeset/bright-wolves-export-cancel.md
@@ -0,0 +1,9 @@
+---
+"@clack/core": minor
+"@clack/prompts": minor
+---
+
+Export `CANCEL_SYMBOL` constant and `CancelSymbol` type from both packages.
+
+This allows consumers to create synthetic cancel values in tests and write
+precise TypeScript types without reimplementing internals.
diff --git a/.changeset/shaggy-boxes-crash.md b/.changeset/shaggy-boxes-crash.md
new file mode 100644
index 00000000..f017edcd
--- /dev/null
+++ b/.changeset/shaggy-boxes-crash.md
@@ -0,0 +1,6 @@
+---
+"@clack/core": minor
+"@clack/prompts": minor
+---
+
+Export `CANCEL_SYMBOL` constant and `CancelSymbol` type from `@clack/core` and `@clack/prompts`. Update `isCancel` type guard to narrow to `CancelSymbol` instead of the broad `symbol` type.
diff --git a/packages/core/src/index.ts b/packages/core/src/index.ts
index 4383a3df..a98c0a3e 100644
--- a/packages/core/src/index.ts
+++ b/packages/core/src/index.ts
@@ -21,7 +21,7 @@ export { default as SelectKeyPrompt } from './prompts/select-key.js';
 export type { TextOptions } from './prompts/text.js';
 export { default as TextPrompt } from './prompts/text.js';
 export type { ClackState as State } from './types.js';
-export { block, getColumns, getRows, isCancel, wrapTextWithPrefix } from './utils/index.js';
+export { block, getColumns, getRows, isCancel, CANCEL_SYMBOL, wrapTextWithPrefix } from './utils/index.js';
 export type { ClackSettings } from './utils/settings.js';
 export { settings, updateSettings } from './utils/settings.js';
 export type { Validate } from './utils/validation.js';
diff --git a/packages/core/src/utils/index.ts b/packages/core/src/utils/index.ts
index 84ddd611..96199a8b 100644
--- a/packages/core/src/utils/index.ts
+++ b/packages/core/src/utils/index.ts
@@ -14,7 +14,7 @@ const isWindows = globalThis.process.platform.startsWith('win');
 
 export const CANCEL_SYMBOL = Symbol('clack:cancel');
 
-export function isCancel(value: unknown): value is symbol {
+export function isCancel(value: unknown): value is typeof CANCEL_SYMBOL {
 	return value === CANCEL_SYMBOL;
 }
 
diff --git a/packages/prompts/src/index.ts b/packages/prompts/src/index.ts
index d12551b7..61b10917 100644
--- a/packages/prompts/src/index.ts
+++ b/packages/prompts/src/index.ts
@@ -1,5 +1,5 @@
 export type { ClackSettings } from '@clack/core';
-export { isCancel, settings, updateSettings } from '@clack/core';
+export { isCancel, CANCEL_SYMBOL, settings, updateSettings } from '@clack/core';
 
 export * from './autocomplete.js';
 export * from './box.js';