MCP Compatibility Testing

Ship MCP Servers That Run Everywhere

Automated compatibility testing for Model Context Protocol servers. Test against Claude, OpenAI, and more—before your users do.

compatibility-check
Clientlistauthinvo
Claude
OpenAI
Grok
LibreChat
Claude
$ Running compatibility tests_

Why supercompatible?

Ship with confidence

Save Developer Hours

Stop manually testing against every MCP client. One connection, continuous verification across all supported clients.

Build User Trust

Public compatibility pages prove your server works. Embed badges in your docs to show real-time status.

Catch Breaks Early

CI/CD integration and scheduled tests alert you the moment something breaks—before your users notice.

Real-time alerts

Stay on top of changes

#mcp-alerts
supercompatibleAPPjust now
Compatibility Issue Detected

payments-mcp is failing tests with Claude

Get instant Slack notifications when servers break or clients change behavior. Know about issues before your users do.

  • Instant alerts when compatibility breaks
  • Recovery notifications when issues are fixed
  • Get alerted immediately on Slack or by webhook

Get started in minutes

How it Works

01

Connect

Add your MCP server with API key or OAuth

02

Select

Target MCP clients and configure prompts

03

Test

Run tests, evaluate with LLMaaJ, schedule

04

Monitor

Get alerts and share your status

See it in action

Connect any server

Instant tool discovery

Connect your MCP server and we'll automatically discover all available tools. Our testing engine validates each tool against multiple clients to ensure consistent behavior across the ecosystem.

  • Connect via StreamableHTTP or SSE
  • Auto-detect tools, resources, and prompts
  • Validate schemas and response formats
supercompatible — mcp-connect
$mcp connect _
Compatibility Report
Running tests...
Claude API0/0
Tool Discovery
Tool Invocation
Streaming
Expected Response
OpenAI API0/0
Tool Discovery
Tool Invocation
Streaming
Expected Response
Cursor0/0
Tool Discovery
Tool Invocation
Streaming
Expected Response
Running...

Test against every client

Run your MCP server through our comprehensive test suite across all major clients. Get detailed compatibility reports showing exactly which features work and where issues need attention.

  • Claude API, OpenAI, Cursor, and more
  • Tool invocation, streaming, and error handling tests
  • Shareable reports and embeddable badges

Built for teams like yours

Who uses supercompatible?

Developers

Ship MCP servers faster

Focus on building features, not manually testing against every client. Automated compatibility checks run in the background while you code.

  • Instant feedback on compatibility
  • CI/CD integration for every PR
  • Detailed error reports with fixes
Product Managers

Track compatibility at a glance

Public status pages and compatibility badges give you visibility into which clients are supported—perfect for roadmap planning and customer comms.

  • Shareable compatibility reports
  • Historical trend tracking
  • Alert notifications on breaks
QA Engineers

Automate regression testing

Schedule recurring tests across all MCP clients. Catch compatibility regressions before they reach production and impact users.

  • Scheduled test runs
  • Multi-client test matrices
  • Integration with existing workflows

Test against the most popular MCP clients

ClaudeClaude
OpenAIOpenAI
GrokGrok
LibreChatLibreChat
+ more clients coming soon

Ready to ship with confidence?

Start testing today

Join developers who trust supercompatible to verify their MCP servers work across all major clients.