Free Claude-Compatible API Key: Get $10 in API Usage
Create an LLMsRelay API key, earn $10 in promotional API usage, and connect tools that support compatible API formats.
LLMsRelay is an independently operated API gateway. It is not affiliated with or endorsed by Anthropic, PBC. Product and model names are used only to describe compatibility.
Get $10 in free API usage
Earn $5 for connecting Telegram and another $5 for joining the LLMsRelay channel.
How to Get Free API Usage
LLMsRelay issues API keys for its own developer gateway. After creating an account, you can earn $10 in promotional API usage by connecting Telegram and verifying channel membership. Create a key in the dashboard, then check GET /v1/models for the model IDs currently available to that key.
Step-by-Step: Create a Key and Claim the Reward
- Create an LLMsRelay account and open the dashboard.
- Claim the promotional reward by following the Telegram verification steps.
- Create an API key and store it securely. It starts with
sk-. - Check the available model IDs with
GET /v1/models. - Configure your tool with the LLMsRelay base URL and your key.
curl https://api.llmsrelay.com/v1/models \
-H "x-api-key: YOUR_API_KEY" \
-H "content-type: application/json"Where to Use Your LLMsRelay Key
| Tool / IDE | Setup |
|---|---|
| Claude-compatible clients | Use x-api-key and https://api.llmsrelay.com |
| Cursor IDE | Settings → Models → Add OpenAI-compatible endpoint |
| VS Code (Continue/Cline) | Extension settings → API key + base URL |
| Python SDK | Set api_key and base_url to the LLMsRelay endpoint |
| TypeScript SDK | Set apiKey and baseURL to the LLMsRelay endpoint |
| OpenAI SDK | baseURL: https://api.llmsrelay.com/v1 in compatible mode |
Frequently Asked Questions
How do I get free API usage?
Create an LLMsRelay account, connect Telegram, and verify channel membership to receive $10 in promotional API usage. The dashboard shows the exact reward conditions before you claim it.
What models can I use?
Available models depend on your key group and current gateway availability. Call GET /v1/models with your key before configuring an application.
Is this an Anthropic API key?
No. LLMsRelay issues its own API keys for its independently operated gateway. Anthropic-compatible request fields and model names describe compatibility only.
Can I use the key in a production application?
You can use a LLMsRelay key in supported applications and IDE integrations. Review the current service terms, key limits, and available model IDs before production use.