Polyglot Debugger
Polyglot-Debugger is an MCP server that provides multi-language debug skills and code execution help through your agent.
About
Polyglot-Debugger is a remote MCP server that exposes multi-language debugging skills and a code execution helper so agents can assist when your project mixes JavaScript, Python, Go, or other runtimes and stack traces no longer fit one IDE workflow. Skillselion places it on Ship → testing because the primary value is reproducing failures, inspecting behavior, and validating fixes before customers see regressions, though developers also reach for it during Operate when production incidents need a second pair of agent eyes. Connection uses the documented Vercel SSE endpoint inside Claude Code, Cursor, Codex, or compatible MCP hosts; premium access may require the payment-signature header described in server metadata. This is protocol-side debug assistance, not a replacement for local breakpoints, production APM, or formal test suites—you still own sandboxes, secrets, and destructive command policies. Intermediate complexity reflects polyglot repos and the need to constrain what the execution helper is allowed to run. Pair with your existing test runner and logging; the MCP accelerates diagnosis from the agent chat, not CI governance.
- Remote SSE MCP at polyglot-debugger-mcp.vercel.app/api/mcp
- Multi-language debug skills packaged for agent invocation
- Code execution helper oriented toward troubleshooting workflows
- Polyglot-Debugger branding for cross-stack indie repos
- Version 1.0.0 with optional EIP-3009 payment-signature on premium
Polyglot Debugger by the numbers
- Data as of Jul 7, 2026 (Skillselion catalog sync)
claude mcp add --transport sse polyglot-debugger https://polyglot-debugger-mcp.vercel.app/api/mcp --header "payment-signature: YOUR_PAYMENT_SIGNATURE"Add your badge
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| Transport | SSE |
|---|---|
| Auth | Required |
What it does
Give your agent multi-language debug helpers and controlled code execution support while you reproduce failures before release.
Who is it for?
Best when you're shipping polyglot side projects or micro-SaaS stacks and already debug from MCP-centric IDEs and want centralized helper tools.
Skip if: Large teams with mandated IDE-only debug policies, air-gapped environments, or workflows that forbid remote code execution helpers.
What you get
After adding the remote server, your agent can apply polyglot debug guidance and execution-assisted checks while you stabilize issues ahead of release.
- Agent-guided multi-language debug steps via MCP tools
- Execution-assisted reproduction hints for failing code paths
- Centralized remote debugger endpoint instead of per-language MCP plugins
By the numbers
- 1 SSE remote URL in server.json
- Server version 1.0.0
- Documented as multi-language debug skills plus code execution helper
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Remote MCP debugging assistant, not a hosted test runner skill or production error monitoring integration.
FAQ
Who is Polyglot Debugger for?
It is for developers using MCP agents on multi-language codebases who need debug-oriented tools and execution help during test and stabilize cycles.
When should I use Polyglot Debugger?
Use it while reproducing bugs and verifying fixes before ship, or during incident triage when you want agent-guided debug steps across languages.
How do I add Polyglot Debugger to my agent?
Add https://polyglot-debugger-mcp.vercel.app/api/mcp as an SSE remote in your MCP client and configure payment-signature when premium settlement is required.