Semantic Rails
An Apache-2.0-licensed semantic layer designed for agents. Thirteen MCP tools - capabilities, catalog, discover, inspect, plan, build-options, valid-values, validate, compile, execute, and segment helpers - turn a question into governed SQL deterministically.
https://semantic-rails.com/Opens ChatGPT on the web or desktop and asks it to use the WebMCP tools available here.
Connect straight to this server’s public endpoint.
https://semantic-rails.com/mcpWe add this server to your workspace, then open Studio — saved access, one connection to many servers, with a history of what ran.
Last probed Sep 18, 2026 · semantic-rails.com
13tools discovered
Segment
Other capabilities
Capabilities
capabilitiesSemantic Rails MCP question-answering entrypoint. For answering governed-data questions, use: discover, plan, validate, compile, execute. Use catalog for orientation. Return the package's supported and unsupported capability surface — rolling windows, prior-period offsets, metric predicates, scoped aggregates, conversion metrics, etc. Recommended loop position: 0 (cold-start orientation). This compact orientation response tells you which IR expression kinds the runtime can compile and execute fo
Description may be truncated on the public preview.
Add to workspaceGet your MCP into directories
A working endpoint is step one. Directory coverage is the coordinated launch across ChatGPT, Claude, Cursor, the MCP Registry, and community indexes.
Directory coverage for brandsAn Apache-2.0-licensed semantic layer designed for agents. Thirteen MCP tools - capabilities, catalog, discover, inspect, plan, build-options, valid-values, validate, compile, execute, and segment helpers - turn a question into governed SQL deterministically.
Use the MCP endpoint listed on this page in your MCP client configuration. One-click install pills support Claude, Cursor, VS Code, and other hosts. Copy the remote MCP URL if your client needs a manual entry.
Operate semantic-rails? Verify ownership to take over this directory entry.
This server appears in the MCPBundles directory. Verify you operate it to take over the listing — name, description, logo, contact email, and skill content. We email a 6-digit code to a maintainer address your server publishes in /.well-known/security.txt or /.well-known/mcpbundles.json. Free, takes about a minute.
MCPBundles probed 13 tools on the live server. The tool list on this page reflects what was discovered at the last refresh — connect your client to see the full set available to your session.
No provider sign-in was required during MCPBundles' probe. Your client may still need MCPBundles credentials depending on how you connect.
MCPBundles is an independent platform built on the open Model Context Protocol standard. Not affiliated with Anthropic PBC or Claude.