grammarly-install-auth

# Grammarly Install & Auth ## Overview Configure Grammarly API authentication using OAuth 2.0 Bearer tokens. Grammarly provides three main APIs: Writing Score API, AI Detection API, and Plagiarism Detection API. All use the same auth pattern via `api.grammarly.com`. ## Prerequisites - Grammarly Enterprise account with API access - OAuth credentials from Grammarly admin portal - Required scopes: `scores-api:read`, `scores-api:write` ## Instructions ### Step 1: Configure Environment ```bash # .env (NEVER commit) GRAMMARLY_CLIENT_ID=your_client_id GRAMMARLY_CLIENT_SECRET=your_client_secret GRAMMARLY_ACCESS_TOKEN= # Populated after OAuth ``` ### Step 2: Obtain Access Token ```typescript // auth.ts import 'dotenv/config'; async function getAccessToken(): Promise<string> { const response = await fetch('https://api.grammarly.com/ecosystem/api/v1/oauth/token', { method: 'POST', headers: { 'Content-Type': 'application/x-www-form-urlencoded' }, body: new URLSearchParams({ grant_type: 'client_credentials', client_id: process.env.GRAMMARLY_CLIENT_ID!, client_secret: process.env.GRAMMARLY_CLIENT_SECRET!, }), }); const { access_token, expires_in } = await response.json(); console.log(`Token obtained, expires in ${expires_in}s`); return access_token; } ``` ### Step 3: Verify Connection ```typescript async function verify(token: string) { const response = await fetch('https://api.grammarly.com/ecosystem/api/v2/scores', { method: ...