SuperSkill
Onlyharness exposes 12 public tools on this MCP endpoint.
Connect straight to this server’s public endpoint.
https://onlyharness.com/api/mcpWe add this server to your workspace, walk through sign-in once, then open Studio with tools ready to run.
Last probed Sep 14, 2026 · onlyharness.com
12tools discovered
Search public SuperSkill resources
Search public agent resources. Returns exact resource ids and canonical browser-openable URLs for citation.
Fetch a public SuperSkill resource
Fetch the complete public catalog record for an exact resource id returned by search, including a canonical citation URL.
Search harnesses
Search the SuperSkill registry by task, job, title, summary or tag.
Harness detail
Return manifest, trust signals, example and file list for one harness.
Search agent resources
Search mixed source-aware resources: harnesses, skills, plugins, workflows, MCP servers, configs, guides, runtimes and directories.
Resource detail
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
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.
Pull instructions
Return CLI and HTTP commands for pulling a harness into a local workspace.
Pull harness
Return archive files for a harness. Paid harnesses return payment requirements unless the Bearer token is entitled.
Search SuperSkill docs
Search /llms.txt and agent guidance for API, CLI, MCP and safety instructions.
Publish markdown to harness
Convert markdown into an unverified harness scaffold. Requires a SuperSkill Bearer token.
Publish agent resource package
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.
Get 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 brandsOnlyharness exposes 12 public tools on this MCP endpoint.
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 Onlyharness? 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 12 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.
Onlyharness may require signing in to the provider before tools can run. Connect through MCPBundles or your MCP client and complete any provider login when prompted.
MCPBundles is an independent platform built on the open Model Context Protocol standard. Not affiliated with Anthropic PBC or Claude.