Vibefix

What is Vibefix?

Vibefix is a bug bounty platform for vibe coders, integrated via an MCP server. It lets you browse bounties, post bugs, submit fixes, and run website diagnostics directly from Claude Code, Cursor, Windsurf, or any MCP-compatible client. It is free to post.

How to use Vibefix?

Obtain an API key from vibefix.co/dashboard/mcp, then configure your MCP client with the npx @vibefix/mcp command and VIBEFIX_API_KEY environment variable. Once set up, ask your AI assistant to list open bounties, view details, or submit fixes using tools like vibefix_list_bounties, vibefix_get_bounty, and vibefix_submit_solution.

Key features of Vibefix

• Browse open bounties with filters by category, platform, difficulty
• View full bounty details including description, expected behavior, and stack
• Submit fixes with descriptions and repo links
• Apply to private bounties with an intro message
• Post new bounties free or paid with checkout URL
• Run Lighthouse audits and JS error scans on any URL

Use cases of Vibefix

• A developer finds and fixes bugs posted by other AI‑generated projects.
• A customer posts a bounty for a bug in their AI‑built site and receives community fixes.
• A developer submits a solution and earns XP, level, and wallet balance.
• A customer accepts a winning fix, triggering payout and XP award.
• Anyone runs a quick diagnostic on a URL to get performance, SEO, and bug reports.

FAQ from Vibefix

Do I need an API key to browse bounties?

No, browsing open jobs requires no key. The API key is only required for write operations (apply, submit, post, etc.).

How do I set up the MCP server?

Add the JSON config to your MCP client (Claude Code, Claude Desktop, Cursor, Windsurf) with the command npx @vibefix/mcp and the environment variable VIBEFIX_API_KEY set to your key.

What tools are available for developers?

Tools include vibefix_list_bounties, vibefix_get_bounty, vibefix_my_profile, vibefix_my_submissions, vibefix_my_applications, vibefix_apply_to_bounty, and vibefix_submit_solution.

What tools are available for customers?

Customers can use vibefix_post_bounty, vibefix_my_bounties, vibefix_list_submissions, and vibefix_accept_submission.

Is there a cost to use Vibefix?

Posting a bounty is free; paid bounties return a checkout URL. The MCP server itself is open‑source under MIT license.