This video provides a complete step-by-step guide to set up Claude Desktop with all available Claude models (Opus, Sonnet, Fable) for free using a third-party API gateway called Arrow Link. It covers installation, configuration, model testing, and usage within VS Code and the desktop client.
A short editorial from the FLOWNIB team on why this content matters.
SEONIB's editorial take: This guide leverages a third-party API gateway to bypass paid subscriptions, making all Claude models accessible for free—a clever workaround for budget-conscious developers and AI enthusiasts.
What sets this content apart is the detailed, step-by-step integration with both Claude Code and Claude Desktop, plus the use of Telegram/Discord verification for a free credit—a strategy that optimizes cost while maintaining access to premium models.
Watch this video if you want to experiment with Claude models without paying; follow the steps precisely to avoid common mistakes and secure your $10 trial credit.
Third-party API gateway that provides free access to Claude models.
Desktop application for interacting with AI models locally.
AI models by Anthropic including Opus, Sonnet, and Fable.
Authentication token used to access the Arrow Link API.
Unix-like terminal for Windows used to test model connectivity.
Claude Desktop setting to connect external API endpoints.
How do I get access to all Claude models for free?
Use the Arrow Link API gateway, sign up, verify via Telegram/Discord to receive $10 free credit, and configure it in Claude Desktop.
What if I can't find the .claude folder?
Enable hidden files in Windows File Explorer: go to folder properties, uncheck 'Hidden', then the .claude folder will appear.
Do I need to uninstall previous Claude versions?
Yes, uninstall all existing Claude installations to avoid conflicts before fresh setup.
How do I verify my Arrow Link account?
Join the official Telegram channel or Discord server as instructed on the Arrow Link dashboard to complete verification.
Why is my test connection failing?
Ensure you've copied the correct gateway base URL and API key into Claude Desktop third-party settings, and check that your API key is active.
Can I use this setup in VS Code?
Yes, after configuring the API key in settings.json, you can use Claude models via the terminal or the Claude extension in VS Code.
What models are available with Arrow Link?
Claude Opus 4.8, Sonnet, Fable, and possibly others depending on the gateway's model list.
How long does the free trial last?
Initially two weeks; after that, you can create a new Arrow Link account with a different email to get another free trial.