Tools

MSP-1 Reference Tools

Public tools that support correct implementation of the Mark Semantic Protocol (MSP-1).

Multiple independent Schema Architect implementations exist, each producing identical, standards-compliant MSP-1 output. These tools are optional reference implementations. The specification and schema remain canonical.

MSP-1 Generators

MSP-1 Schema Architect GPT

A public generator on CHatGPT that produces valid non-proprietary MSP-1 JSON-LD declarations from a URL or raw HTML input. The Schema Architect enforces protocol best practices and avoids redundant declarations.

https://msp-1.org/gpt

MSP-1 Schema Architect GEM

A public generator on Google Gemini that produces valid non-proprietary MSP-1 JSON-LD declarations from a URL, raw HTML or Screenshot input. The Schema Architect enforces protocol best practices and avoids redundant declarations.

https://msp-1.org/gem

MSP-1 Schema Architect — Claude Skill

A Claude skill that generates valid, schema-compliant MSP-1 JSON-LD declarations from a URL or raw HTML input. Produces both page-level and site-level output. Enforces validator-gate rules and applies conservative defaults per protocol best practices.

Requires: Claude Pro, Max, Team, or Enterprise with Code Execution enabled.

To install:

Download and unzip the skill file below.
In Claude, go to Settings → Customize → Skills.
Upload the msp-1-generator folder.
The skill activates automatically — prompt Claude with any URL or HTML to generate MSP-1 output.

Download msp-1-generator.zip