# HC Standard v1.3.0 — Human-Centric Protocol Specification — HC v1.3.0
> Source: https://ideas.asapai.net/hc-standard-v1-3-1-specification
> Type: specification | ID: hc-standard-v1.3.0-spec

---
## hc-metadata
{
  "hc_version": "1.3.0",
  "hc_type": "specification",
  "artifact_id": "hc-standard-v1.3.0-spec",
  "version": "1.3.0",
  "title": "HC Standard v1.3.0 — Human-Centric Protocol Specification",
  "description": "The governing specification for the HC Standard. This page defines how to build AI-ready web pages that serve as portable, self-describing, tool-equipped systems. This page is itself HC v1.3.0 compliant and can help you build HC pages.",
  "author": "MasteryMade",
  "author_url": "https://masterymade.com",
  "created": "2026-02-10T00:00:00Z",
  "updated": "2026-02-10T00:00:00Z",
  "license": "MIT",
  "tags": [
    "specification",
    "protocol",
    "agentic",
    "meta",
    "self-describing"
  ],
  "compliance_levels": {
    "protocol": "required",
    "content": "required",
    "agentic": "implemented",
    "discovery": "implemented"
  },
  "execution": {
    "auto_execute": false,
    "bootstrap_required": true,
    "agentic_capable": true,
    "agent_embedded": true,
    "runtime_requirements": [
      "fetch_api"
    ],
    "supported_runtimes": [
      "llm_direct",
      "mcp_b_polyfill",
      "mcp_b_extension",
      "claude_code_cdp",
      "embedded_agent",
      "chrome_native",
      "n8n_webhook"
    ]
  },
  "registries": {
    "static": "https://registry.hc-standard.org/v1/pages",
    "personal": null,
    "discovery_endpoint": "https://registry.hc-standard.org/v1/discover"
  },
  "protection": {
    "public_blocks": [
      "hc-metadata",
      "hc-tools",
      "hc-context-public"
    ],
    "private_blocks": [
      "hc-instructions",
      "hc-context-private"
    ],
    "auth_required_for_private": true,
    "auth_method": "bearer_token"
  },
  "llm_launchers": {
    "claude": "https://claude.ai/new?q=I%27m%20building%20an%20HC%20Standard%20page.%20Here%20is%20the%20spec%3A%20https%3A%2F%2Fhc-standard.org%2Fspec%2Fv1.3.0%2F%20%E2%80%94%20Help%20me%20build%20my%20page.",
    "chatgpt": "https://chat.openai.com/?q=I%27m%20building%20an%20HC%20Standard%20page.%20Here%20is%20the%20spec%3A%20https%3A%2F%2Fhc-standard.org%2Fspec%2Fv1.3.0%2F%20%E2%80%94%20Help%20me%20build%20my%20page.",
    "gemini": "https://gemini.google.com/app?q=I%27m%20building%20an%20HC%20Standard%20page.%20Here%20is%20the%20spec%3A%20https%3A%2F%2Fhc-standard.org%2Fspec%2Fv1.3.0%2F%20%E2%80%94%20Help%20me%20build%20my%20page."
  }
}

---
## hc-instructions
## HC_BOOTSTRAP

[Instructions for AI when consuming this page]

### Context
[What domain this operates in]

### Rules
[Behavioral constraints, sequence requirements, guardrails]

### Workflow
[Step-by-step process the AI should follow]

---
## hc-context-public
{
    "domain": "[field/industry]",
    "frameworks": { ... },
    "terminology": { ... },
    "constraints": [ ... ]
}

---
## tools (webmcp+json)
{
    "hc_tools_version": "1.0.0",
    "tool_prefix": "[domain_prefix]",
    "tools": [
        {
            "name": "[prefix]_[action]_[target]",
            "description": "[Clear description with specific outcomes]",
            "inputSchema": {
                "type": "object",
                "properties": { ... },
                "required": [ ... ]
            },
            "annotations": {
                "readOnlyHint": [true|false],
                "idempotentHint": [true|false],
                "destructiveHint": [true|false]
            },
            "requiresConfirmation": [true|false]
        }
    ]
}