diff --git a/types/devicefarmer__stf-syrup/.npmignore b/types/devicefarmer__stf-syrup/.npmignore
new file mode 100644
index 00000000000000..93e307400a5456
--- /dev/null
+++ b/types/devicefarmer__stf-syrup/.npmignore
@@ -0,0 +1,5 @@
+*
+!**/*.d.ts
+!**/*.d.cts
+!**/*.d.mts
+!**/*.d.*.ts
diff --git a/types/devicefarmer__stf-syrup/devicefarmer__stf-syrup-tests.ts b/types/devicefarmer__stf-syrup/devicefarmer__stf-syrup-tests.ts
new file mode 100644
index 00000000000000..254db3d26a00e0
--- /dev/null
+++ b/types/devicefarmer__stf-syrup/devicefarmer__stf-syrup-tests.ts
@@ -0,0 +1,45 @@
+import Syrup from "@devicefarmer/stf-syrup";
+import Promise from "bluebird";
+
+const moduleA = Syrup.serial().define((options) => {
+    if (Math.random()) {
+        return "a";
+    } else {
+        return 0;
+    }
+});
+
+const moduleB = Syrup.serial().define((options) => {
+    return "b";
+});
+
+const moduleC = Syrup.serial()
+    .dependency(moduleA)
+    .dependency(moduleB)
+    .define((options, a, b) => {
+        // $ExpectType "a" | 0
+        const resa = a;
+
+        // $ExpectType string
+        const resb = b;
+    });
+
+// @ts-expect-error
+Syrup.serial().define((options, a) => {
+});
+
+// @ts-expect-error
+Syrup().dependency();
+
+// This will throw a runtime error but should compile
+Syrup().consume({});
+
+// $ExpectType Promise<number>
+const e = Syrup().define(() => 0).consume({ "a": 3 });
+
+// $ExpectType Promise<number>
+const e2 = Syrup().define((options: { a: number }) => options.a).consume({ "a": 3, "unused": 5 });
+
+const e3 = Syrup()
+    .define((options: { a: number; b: number }) => options.a + options.b)
+    .consume({ "a": 3, "unused": 5 }); // this is wrong because we are not passing option b, but the way the library is used this should typecheck.
diff --git a/types/devicefarmer__stf-syrup/index.d.ts b/types/devicefarmer__stf-syrup/index.d.ts
new file mode 100644
index 00000000000000..73a0e95092b6e8
--- /dev/null
+++ b/types/devicefarmer__stf-syrup/index.d.ts
@@ -0,0 +1,55 @@
+import Bluebird = require("bluebird");
+
+type extractDesRet<RetT> = RetT extends SyrupI<never, never, infer RetX> ? RetX
+    : unknown;
+type extractBluebirdReturnR<RetT> = RetT extends Bluebird<infer RetX> ? RetX
+    : RetT;
+declare class SyrupI<
+    OptionsT extends object = any, // TODO: find a way to remove any. Maybe we union all the options that are needed for each dependency?
+    DepsT extends SyrupI[] = [],
+    RetT = unknown,
+    DepsRetsT extends unknown[] = [], // TODO: maybe we can extract DepsRetsT somehow?
+> {
+    constructor(options: OptionsT | null);
+    define<
+        BodyT extends (options: OptionsT, ...deps: DepsRetsT) => unknown,
+    >(
+        body: BodyT,
+    ): SyrupI<
+        OptionsT,
+        DepsT,
+        extractBluebirdReturnR<ReturnType<typeof body>>,
+        DepsRetsT
+    >;
+    dependency<DepT extends SyrupI<never, never>>(
+        dep: DepT,
+    ): SyrupI<
+        OptionsT,
+        [...DepsT, DepT],
+        RetT,
+        [...DepsRetsT, extractDesRet<DepT>]
+    >;
+    consume<OptionsT>(
+        overrides: OptionsT,
+    ): Bluebird<RetT>;
+    invoke(overrides: OptionsT, ...args: DepsT[]): RetT;
+}
+
+declare function ParallelSyrup(
+    options?: object,
+): SyrupI;
+declare namespace ParallelSyrup {
+    const Syrup: SyrupI;
+}
+
+declare function SerialSyrup(
+    options?: object,
+): SyrupI;
+declare namespace SerialSyrup {
+    const Syrup: SyrupI;
+}
+
+declare const Syrup: typeof ParallelSyrup & {
+    serial: typeof SerialSyrup;
+};
+export = Syrup;
diff --git a/types/devicefarmer__stf-syrup/package.json b/types/devicefarmer__stf-syrup/package.json
new file mode 100644
index 00000000000000..ab6c59f96e0349
--- /dev/null
+++ b/types/devicefarmer__stf-syrup/package.json
@@ -0,0 +1,20 @@
+{
+    "private": true,
+    "name": "@types/devicefarmer__stf-syrup",
+    "version": "1.0.9999",
+    "projects": [
+        "https://github.com/DeviceFarmer/stf-syrup/"
+    ],
+    "dependencies": {
+        "@types/bluebird": "^1.0.8"
+    },
+    "devDependencies": {
+        "@types/devicefarmer__stf-syrup": "workspace:."
+    },
+    "owners": [
+        {
+            "name": "Maksim Alzhanov",
+            "githubUsername": "irdkwmnsb"
+        }
+    ]
+}
diff --git a/types/devicefarmer__stf-syrup/tsconfig.json b/types/devicefarmer__stf-syrup/tsconfig.json
new file mode 100644
index 00000000000000..a010c200031f4c
--- /dev/null
+++ b/types/devicefarmer__stf-syrup/tsconfig.json
@@ -0,0 +1,19 @@
+{
+    "compilerOptions": {
+        "module": "node16",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictFunctionTypes": true,
+        "strictNullChecks": true,
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "devicefarmer__stf-syrup-tests.ts"
+    ]
+}
diff --git a/types/vscode/index.d.ts b/types/vscode/index.d.ts
index 1d85346d414561..e7b4f490edb970 100644
--- a/types/vscode/index.d.ts
+++ b/types/vscode/index.d.ts
@@ -5,7 +5,7 @@
  *--------------------------------------------------------------------------------------------*/
 
 /**
- * Type Definition for Visual Studio Code 1.98 Extension API
+ * Type Definition for Visual Studio Code 1.99 Extension API
  * See https://code.visualstudio.com/api for more information
  */