MCP server

SuperSkill Registry

com.onlyharness/registry

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Find, inspect and install reviewed reusable AI-agent capabilities from superskill.sh.

Website Source

At a glance

Type

MCP server

Publisher

onlyharness.com (verified by the MCP Registry)

Status

Working at last check

Tools

12

Token cost

About 1,782 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http registry https://superskill.sh/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.registry]
url = "https://superskill.sh/mcp"

Gemini CLI

{"mcpServers":{"registry":{"httpUrl":"https://superskill.sh/mcp"}}}

Cursor

{"mcpServers":{"registry":{"url":"https://superskill.sh/mcp"}}}

VS Code

{"servers":{"registry":{"type":"http","url":"https://superskill.sh/mcp"}}}

Antigravity

agy mcp add registry https://superskill.sh/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"registry","server_url":"https://superskill.sh/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"registry","server_url":"https://superskill.sh/mcp"}

Tools

• fetch ~109 tokens
  Fetch the complete public catalog record for an exact resource id returned by search, including a canonical citation URL.
• harness_detail ~106 tokens
  Return manifest, trust signals, example and file list for one harness.
• publish_markdown_to_harness Sends messages · ~97 tokens
  Convert markdown into an unverified harness scaffold. Requires a SuperSkill Bearer token.
• publish_resource_package Sends messages · ~330 tokens
  Publish an immutable canonical hosted package release. Requires a confirmed-user Bearer with active superskill:managed scope, semantic version and idempotency key. Returns unreviewed trust; never grants a Verified badge.
• pull_harness ~108 tokens
  Return archive files for a harness. Paid harnesses return payment requirements unless the Bearer token is entitled.
• pull_instructions ~90 tokens
  Return CLI and HTTP commands for pulling a harness into a local workspace.
• resource_detail ~193 tokens
  Return provenance, trust, popularity and actions for one mixed resource. Pass version to bind a hosted immutable release; latest is never substituted for an explicit version.
• resource_use_instructions ~209 tokens
  Return the best safe next action for a mixed resource. Pass version to bind an immutable hosted release. Hosted skills expose explicit-consent exact native client install commands; upstream-only resources stay open-only.
• search ~115 tokens
  Search public agent resources. Returns exact resource ids and canonical browser-openable URLs for citation.
• search_docs ~74 tokens
  Search /llms.txt and agent guidance for API, CLI, MCP and safety instructions.
• search_harnesses ~116 tokens
  Search the SuperSkill registry by task, job, title, summary or tag.
• search_resources ~235 tokens
  Search mixed source-aware resources: harnesses, skills, plugins, workflows, MCP servers, configs, guides, runtimes and directories.

Browse

• Converting to Markdown
• Payments

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