compatibility — ISO ordinal day MCP Tool
compatibility
(compatibility) is one of 31 tools on the
ISO ordinal day
MCP server. Connect the server and your client discovers it on the handshake.
by client
How to call compatibility from your client
- Claude Code ISO ordinal day compatibility run in your project directory
- Claude Desktop ISO ordinal day compatibility ~/Library/Application Support/Claude/claude_desktop_config.json
- Cursor ISO ordinal day compatibility ~/.cursor/mcp.json
- VS Code ISO ordinal day compatibility .vscode/mcp.json
- Zed ISO ordinal day compatibility ~/.config/zed/settings.json
- Windsurf ISO ordinal day compatibility ~/.codeium/windsurf/mcp_config.json
- Cline ISO ordinal day compatibility ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
- Gemini CLI ISO ordinal day compatibility ~/.gemini/settings.json
- Grok ISO ordinal day compatibility .mcp.json (in your project root)
- ChatGPT ISO ordinal day compatibility Settings → Connectors → Advanced → Developer mode
- Claude.ai ISO ordinal day compatibility Settings → Connectors → Add custom connector
- LangChain ISO ordinal day compatibility pip install langchain-mcp-adapters
Fastest route
claude mcp add --transport http iso-ordinal https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/iso-ordinal/mcp
Other tools on this server
- iso-ordinal
- utc-time
- timezone
- validate-json
- normalize-url
- inspect-robots
- domain-shape
- citation
- status-catalog
- iana-zones
- web-fetch
- fetch-status
- github-repo-shape
- weather-hint
- memory-key-count
- file-path-ok
- browser-url-ok
- think-steps
- search-query-len
- hn-front-count
- lib-docs-hint
- playwright-url-ok
- figma-url-shape
- jira-key-shape
- geo-hint
- calc-eval
- wiki-title-ok
- agent-tool-index
- people-search-index
- agent-ads-index
This list was read from the server itself, by connecting to it and calling tools/list on 24 September 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.