---
title: "MCP capability matrix; implemented=1 keeps implemented rows"
method: GET
path: "/capabilities.json"
tags: ["status"]
---

# MCP capability matrix; implemented=1 keeps implemented rows

`GET /capabilities.json`

## Request

- Base URL: `https://mcphost.dev`
- URL: `https://mcphost.dev/capabilities.json`
- Auth: none declared

## Query parameters

- `implemented` string

## Response `200`

OK

- Capabilities
  - `primitives` object, required: Keyed by primitive name; each row carries `implemented`, `methods`, ...
  - `version` string, required

---

[API](https://skmtc.dev/mcphost/apis/mcphost-http-api.md) · [All operations](https://skmtc.dev/mcphost/apis/mcphost-http-api/llms.txt) · [OpenAPI document](https://skmtc.dev/mcphost/apis/mcphost-http-api/revisions/c5e92a236380?raw)