> ## Documentation Index > Fetch the complete documentation index at: https://companyname-a7d5b98e-cex-integration-docs.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Get your TON Center API key To interact with TON Center’s API at higher rate limits, you’ll need to generate an API key via the official [Telegram bot](https://t.me/toncenter). ## Open the TON Center bot Open the [`@toncenter`](https://t.me/toncenter) bot in Telegram. Click **Start** to begin the setup. Start Bot ## Open the API keys manager Once the bot greets you, press **Manage API Keys**. Manage API Keys ## Choose a subscription plan Click **Manage** to open your current subscription details. The default API subscription is the free one. Subscriptions Subscriptions You’ll see different tiers available: * **Free** – 10 requests/sec, 1 token per network * **Plus** – 25 requests/sec, 3 tokens per network (2.5 TON/month) * **Advanced** – 100 requests/sec, 10 tokens per network (25 TON/month) * **Enterprise** – Tailored rate limits, priority support Free Plan Plus Plan Advanced Plan Enterprise Plan ## (optional) Upgrade your plan To upgrade: * Select your desired plan in the bot interface and click **Purchase Subscription**. * You’ll be shown payment instructions like the following: Payment * Send the **exact amount** of TON to the address provided. * Your subscription will upgrade automatically once the transaction is confirmed. ## Create your API key After subscribing (or staying on Free), click **Create API Key** to generate your key. Once created, your token will appear in the list and can be used in all authenticated requests. Create API Key Create API Key Create API Key Create API Key ## Get help * General help: [`@toncenter_help_bot`](https://t.me/toncenter_help_bot) * Support for enterprise and custom plans: [`@toncenter_support`](https://t.me/toncenter_support)