diff --git a/package.json b/package.json
index 7763aa7..2fc3d4e 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,15 @@
 	"private": true,
 	"homepage": "https://git.chor.date/Conduitry/svelte-tiny-validator",
 	"type": "module",
+	"types": "./validator.d.ts",
+	"main": "./validator.js",
 	"exports": {
-		".": "./validator.js"
+		".": {
+			"types": "./validator.d.ts",
+			"import": "./validator.js"
+		}
+	},
+	"peerDependencies": {
+		"svelte": "^3.46.6"
 	}
 }
diff --git a/validator.d.ts b/validator.d.ts
new file mode 100644
index 0000000..242d543
--- /dev/null
+++ b/validator.d.ts
@@ -0,0 +1,15 @@
+import { Action } from 'svelte/action';
+import { Writable } from 'svelte/store';
+
+type Falsy = false | 0 | '' | null | undefined;
+
+type Validator<T> = Action &
+	Writable<T | Falsy> & {
+		validate: (display?: boolean) => boolean;
+	};
+
+export function validator<T = string>(chill?: boolean): Validator<T>;
+
+export function validate(...validators: (Validator<any> | Falsy)[]): boolean;
+
+export function reset(...validators: (Validator<any> | Falsy)[]): boolean;