MCP server health, State of MCP census
Serial MCP
io.github.qarnet/serial-mcp
MCP server for serial port communication. 12 tools, resources, prompts, and stdio/HTTP transports.
Checks
The exact rows akashi check io.github.qarnet/serial-mcp prints, from the 2026-07-02 census.
| Check | Status | Detail |
|---|---|---|
| registry status | pass | active |
| server.json valid | pass | validates against its declared JSON Schema |
| repo reachable | warn | probe error: http2: response body closed |
| package mcpb | skip | https://github.com/qarnet/serial-mcp/releases/download/v0.7.1/serial-mcp-x86_64-linux not keyless-probeable |
| package mcpb | skip | https://github.com/qarnet/serial-mcp/releases/download/v0.7.1/serial-mcp-aarch64-linux not keyless-probeable |
| package mcpb | skip | https://github.com/qarnet/serial-mcp/releases/download/v0.7.1/serial-mcp-aarch64-macos not keyless-probeable |
| package mcpb | skip | https://github.com/qarnet/serial-mcp/releases/download/v0.7.1/serial-mcp-x86_64-windows.exe not keyless-probeable |
| at least one live entrypoint | fail | nothing installable or reachable |
Evidence
Packages
- mcpb https://github.com/qarnet/serial-mcp/releases/download/v0.7.1/serial-mcp-x86_64-linux · unprobed
- mcpb https://github.com/qarnet/serial-mcp/releases/download/v0.7.1/serial-mcp-aarch64-linux · unprobed
- mcpb https://github.com/qarnet/serial-mcp/releases/download/v0.7.1/serial-mcp-aarch64-macos · unprobed
- mcpb https://github.com/qarnet/serial-mcp/releases/download/v0.7.1/serial-mcp-x86_64-windows.exe · unprobed
Remote endpoints
No remote endpoint declared.
server.json
validagainst its declared schema
One of 14559 servers in the 2026-07-02 State of MCP census: 11582 healthy (79.6%), 2212 degraded (15.2%), 596 dead (4.1%), 169 unknown (1.2%).
Verify it yourself
This page is a static read of one dated probe. Run the same check locally, any time, with no key:
$ akashi check io.github.qarnet/serial-mcpInstall Akashi - single Go binary, zero keys, MIT licensed.
Is this your server?
Claiming a server (an auto-refreshing badge and a verified publisher profile) is coming soon. Until then, embed the verified-on-date badge yourself with akashi check io.github.qarnet/serial-mcp --badge.
Open data, CC BY 4.0. How this census works - denominator, tiers, and what each check does.