diff --git a/apps/docs/__tests__/RescriptCompilerApi_.test.res b/apps/docs/__tests__/RescriptCompilerApi_.test.res
new file mode 100644
index 000000000..3b2752407
--- /dev/null
+++ b/apps/docs/__tests__/RescriptCompilerApi_.test.res
@@ -0,0 +1,24 @@
+open Vitest
+open RescriptCompilerApi
+
+test("recognizes the compiler API used by v13 alpha 6", async () => {
+  let version = Version.fromString("8")
+
+  expect(version->Version.toString)->toBe("8.0")
+  expect(version->Version.availableLanguages)->toEqual([Lang.Res])
+})
+
+test("enables existing compiler settings for v13 alpha 6", async () => {
+  let version = Version.fromString("8")
+
+  expect(version->Version.isMinimumVersion(V4))->toBe(true)
+  expect(version->Version.isMinimumVersion(V6))->toBe(true)
+})
+
+test("keeps previous compiler APIs supported", async () => {
+  ["2", "3", "4", "5", "6", "7"]->Array.forEach(version => {
+    expect(version->Version.fromString->Version.toString)->toBe(`${version}.0`)
+  })
+  expect(Version.fromString("1.0")->Version.availableLanguages)->toEqual([Lang.Reason, Res])
+  expect(Version.fromString("unknown")->Version.isMinimumVersion(V4))->toBe(false)
+})
diff --git a/apps/docs/e2e/Playground.cy.res b/apps/docs/e2e/Playground.cy.res
index f4fd5eb09..8c2bfa799 100644
--- a/apps/docs/e2e/Playground.cy.res
+++ b/apps/docs/e2e/Playground.cy.res
@@ -54,6 +54,7 @@ let v13Versions = [
   "v13.0.0-alpha.3",
   "v13.0.0-alpha.4",
   "v13.0.0-alpha.5",
+  "v13.0.0-alpha.6",
 ]
 
 describe("Playground", () => {
diff --git a/packages/playground/src/CompilerManagerHook.res b/packages/playground/src/CompilerManagerHook.res
index 65cf44aca..853492a27 100644
--- a/packages/playground/src/CompilerManagerHook.res
+++ b/packages/playground/src/CompilerManagerHook.res
@@ -84,7 +84,7 @@ let getLibrariesForVersion = (~version: Semver.t): array<string> => {
 let getOpenModules = (~apiVersion: Version.t, ~libraries: array<string>): option<array<string>> =>
   switch apiVersion {
   | V1 | V2 | V3 | UnknownVersion(_) => None
-  | V4 | V5 | V6 | V7 =>
+  | V4 | V5 | V6 | V7 | V8 =>
     libraries->Array.some(el => el === "@rescript/core") ? Some(["RescriptCore"]) : None
   }
 
@@ -565,7 +565,7 @@ let useCompilerManager = (
             )
           | Lang.Res => instance->Compiler.resCompile(code)
           }
-        | V5 | V6 | V7 =>
+        | V5 | V6 | V7 | V8 =>
           switch lang {
           | Lang.Res => instance->Compiler.resCompile(code)
           | _ => CompilationResult.UnexpectedError(`Can't handle with lang: ${lang->Lang.toString}`)
diff --git a/packages/shared/src/RescriptCompilerApi.res b/packages/shared/src/RescriptCompilerApi.res
index 5b2304e10..ff67ea683 100644
--- a/packages/shared/src/RescriptCompilerApi.res
+++ b/packages/shared/src/RescriptCompilerApi.res
@@ -36,6 +36,7 @@ module Version = {
     | @as(5) V5
     | @as(6) V6
     | @as(7) V7
+    | @as(8) V8
 
   type t =
     | ...numbered
@@ -64,6 +65,7 @@ module Version = {
     | list{"5"} => V5
     | list{"6"} => V6
     | list{"7"} => V7
+    | list{"8"} => V8
     | _ => UnknownVersion(apiVersion)
     }
 
@@ -76,6 +78,7 @@ module Version = {
     | V5 => "5.0"
     | V6 => "6.0"
     | V7 => "7.0"
+    | V8 => "8.0"
     | UnknownVersion(version) => version
     }
 
@@ -84,7 +87,7 @@ module Version = {
   let availableLanguages = t =>
     switch t {
     | V1 => [Lang.Reason, Res]
-    | V2 | V3 | V4 | V5 | V6 | V7 => [Lang.Res]
+    | V2 | V3 | V4 | V5 | V6 | V7 | V8 => [Lang.Res]
     | UnknownVersion(_) => [Res]
     }
 
diff --git a/packages/shared/src/RescriptCompilerApi.resi b/packages/shared/src/RescriptCompilerApi.resi
index 827c4ecfa..1c5032715 100644
--- a/packages/shared/src/RescriptCompilerApi.resi
+++ b/packages/shared/src/RescriptCompilerApi.resi
@@ -27,6 +27,7 @@ module Version: {
     | @as(5) V5
     | @as(6) V6
     | @as(7) V7
+    | @as(8) V8
 
   type t =
     | ...numbered