diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d6798e38a..85d792c44 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -64,3 +64,36 @@ jobs:
 
       - name: Run tests
         run: ./scripts/test
+
+  ecosystem_tests:
+    name: ecosystem tests (v${{ matrix.node-version }})
+    runs-on: ubuntu-latest
+    if: github.repository == 'openai/openai-node'
+    timeout-minutes: 20
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version: ['20']
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: '${{ matrix.node-version }}'
+
+      - uses: denoland/setup-deno@v1
+        with:
+          deno-version: v1.39.0
+
+      - uses: oven-sh/setup-bun@v2
+
+      - name: Bootstrap
+        run: ./scripts/bootstrap
+
+      - name: Run ecosystem tests
+        run: |
+          yarn tsn ecosystem-tests/cli.ts --live --verbose --parallel --jobs=4 --retry=3
+        env:
+          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
diff --git a/.gitignore b/.gitignore
index 81c4c41ca..3fdab1cb7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,4 +11,4 @@ tmp
 .pack
 ecosystem-tests/deno/package.json
 ecosystem-tests/*/openai.tgz
-
+.dev.vars
diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index f48cc7f57..89f1ce153 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "4.85.0"
+  ".": "4.85.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 290b2414d..9850ac460 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,19 @@
 # Changelog
 
+## 4.85.1 (2025-02-14)
+
+Full Changelog: [v4.85.0...v4.85.1](https://github.com/openai/openai-node/compare/v4.85.0...v4.85.1)
+
+### Bug Fixes
+
+* **client:** fix export map for index exports ([#1328](https://github.com/openai/openai-node/issues/1328)) ([647ba7a](https://github.com/openai/openai-node/commit/647ba7a52311928f604c72b2cc95698c0837887f))
+* **package:** add chat/completions.ts back in ([#1333](https://github.com/openai/openai-node/issues/1333)) ([e4b5546](https://github.com/openai/openai-node/commit/e4b554632ab1646da831f29413fefb3378c49cc1))
+
+
+### Chores
+
+* **internal:** add missing return type annotation ([#1334](https://github.com/openai/openai-node/issues/1334)) ([53e0856](https://github.com/openai/openai-node/commit/53e0856ec4d36deee4d71b5aaf436df0a59b9402))
+
 ## 4.85.0 (2025-02-13)
 
 Full Changelog: [v4.84.1...v4.85.0](https://github.com/openai/openai-node/compare/v4.84.1...v4.85.0)
diff --git a/ecosystem-tests/cli.ts b/ecosystem-tests/cli.ts
index 4803b47c2..77faddec5 100644
--- a/ecosystem-tests/cli.ts
+++ b/ecosystem-tests/cli.ts
@@ -70,6 +70,7 @@ const projectRunners = {
   'cloudflare-worker': async () => {
     await installPackage();
 
+    await fs.writeFile('.dev.vars', `OPENAI_API_KEY='${process.env['OPENAI_API_KEY']}'`);
     await run('npm', ['run', 'tsc']);
 
     if (state.live) {
diff --git a/jsr.json b/jsr.json
index 368f86c0b..0e1eea3b3 100644
--- a/jsr.json
+++ b/jsr.json
@@ -1,6 +1,6 @@
 {
   "name": "@openai/openai",
-  "version": "4.85.0",
+  "version": "4.85.1",
   "exports": {
     ".": "./index.ts",
     "./helpers/zod": "./helpers/zod.ts",
diff --git a/package.json b/package.json
index dc61af02c..45337f85d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "openai",
-  "version": "4.85.0",
+  "version": "4.85.1",
   "description": "The official TypeScript library for the OpenAI API",
   "author": "OpenAI <support@openai.com>",
   "types": "dist/index.d.ts",
@@ -112,17 +112,38 @@
       "default": "./dist/index.mjs"
     },
     "./*.mjs": {
-      "types": "./dist/*.d.ts",
-      "default": "./dist/*.mjs"
+      "types": [
+        "./dist/*.d.ts",
+        "./dist/*/index.d.ts"
+      ],
+      "default": [
+        "./dist/*.mjs",
+        "./dist/*/index.mjs"
+      ]
     },
     "./*.js": {
-      "types": "./dist/*.d.ts",
-      "default": "./dist/*.js"
+      "types": [
+        "./dist/*.d.ts",
+        "./dist/*/index.d.ts"
+      ],
+      "default": [
+        "./dist/*.js",
+        "./dist/*/index.js"
+      ]
     },
     "./*": {
-      "types": "./dist/*.d.ts",
-      "require": "./dist/*.js",
-      "default": "./dist/*.mjs"
+      "types": [
+        "./dist/*.d.ts",
+        "./dist/*/index.d.ts"
+      ],
+      "require": [
+        "./dist/*.js",
+        "./dist/*/index.js"
+      ],
+      "default": [
+        "./dist/*.mjs",
+        "./dist/*/index.mjs"
+      ]
     }
   },
   "bin": "./bin/cli",
diff --git a/src/pagination.ts b/src/pagination.ts
index ad90a3a74..7a513fc44 100644
--- a/src/pagination.ts
+++ b/src/pagination.ts
@@ -77,7 +77,7 @@ export class CursorPage<Item extends { id: string }>
     return this.data ?? [];
   }
 
-  override hasNextPage() {
+  override hasNextPage(): boolean {
     if (this.has_more === false) {
       return false;
     }
diff --git a/src/resources/chat/completions.ts b/src/resources/chat/completions.ts
new file mode 100644
index 000000000..55b151e8b
--- /dev/null
+++ b/src/resources/chat/completions.ts
@@ -0,0 +1 @@
+export * from './completions/completions';
diff --git a/src/version.ts b/src/version.ts
index 6483fa72b..52fb45056 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const VERSION = '4.85.0'; // x-release-please-version
+export const VERSION = '4.85.1'; // x-release-please-version