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Scavio for MCP Connection Troubleshooting

Diagnose and fix MCP server connection failures: 404 errors, transport mismatches, API key issues, and silent tool loading failures.

The Problem

MCP servers fail to connect with cryptic errors: 404 Not Found, 'Failed to connect', or tools silently not appearing in the agent's tool list. Debugging requires checking transport type, URL format, authentication, and server health.

How Scavio Helps

  • Systematic checklist eliminates guesswork in MCP debugging
  • Covers the four common failure modes (transport, URL, auth, server)
  • Works for both hosted MCP (Scavio, Tavily) and local servers
  • curl-based verification confirms server health before client config
  • 15-minute resolution for most connection issues

Relevant Platforms

Google

Web search with knowledge graph, PAA, and AI overviews

Quick Start: Python Example

Here is a quick example searching Google for "A developer gets '404 Not Found' connecting BetterStack MCP to Claude Code. Following the checklist: verify URL has correct path suffix (/mcp), confirm transport type matches (HTTP not stdio), test with curl to isolate client vs server issue, check API key is in the correct header. Issue was a missing /mcp path suffix. Fix applied, connection succeeds.":

Python
import requests

API_KEY = "your_scavio_api_key"

response = requests.post(
    "https://api.scavio.dev/api/v1/search",
    headers={
        "x-api-key": API_KEY,
        "Content-Type": "application/json",
    },
    json={"query": query},
)

data = response.json()
for result in data.get("organic_results", [])[:5]:
    print(f"{result['position']}. {result['title']}")
    print(f"   {result['link']}\n")

Built for Developers integrating MCP servers with Claude Code, Cursor, VS Code, or Windsurf agents

Scavio handles the search infrastructure — proxies, CAPTCHAs, rate limits, and anti-bot detection — so you can focus on building your mcp connection troubleshooting solution. The API returns structured JSON that is ready for processing, analysis, or feeding into AI agents.

Start with the free tier (250 credits/month, no credit card required) and scale to paid plans when you need higher volume.

Frequently Asked Questions

Diagnose and fix MCP server connection failures: 404 errors, transport mismatches, API key issues, and silent tool loading failures. The API returns structured JSON that you can process programmatically or feed into an AI agent for automated analysis.

For mcp connection troubleshooting, use the Google Search endpoint. Each request costs 1 credit.

Yes. Scavio handles all the infrastructure — proxies, rate limits, CAPTCHAs, and anti-bot detection. Paid plans support up to 100K+ credits/month with priority support and higher rate limits.

Absolutely. Scavio integrates with LangChain, CrewAI, LlamaIndex, AutoGen, and any framework that can make HTTP requests. Build an agent that searches, analyzes, and acts on mcp connection troubleshooting data automatically.

Build Your MCP Connection Troubleshooting Solution

250 free credits/month. No credit card required. Start building with Google data today.