# mockd

> Use this tool when you need to simulate and test APIs with multiple protocols, such as HTTP, GraphQL, and gRPC, to troubleshoot and validate integrations. Mockd solves problems related to API development, testing, and debugging by providing a flexible mocking interface. It accepts various API requests as input and returns simulated responses, making it ideal for use cases involving API testing, development, and quality assurance.

Canonical page: https://skillsregistry.net/skills/io-mockd-mockd  
JSON: https://api.skillsregistry.net/v1/skills/io-mockd-mockd

## Description

Mock HTTP, GraphQL, gRPC, WebSocket, MQTT, SSE, and SOAP APIs with 16 AI tools.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** unverified

## Facts

- **Version:** 0.4.4
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** api-integration
- **Updated:** 2026-04-19

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.mockd%2Fmockd)
- **Repository:** <https://github.com/getmockd/mockd>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "io-mockd-mockd"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/io-mockd-mockd` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/io-mockd-mockd/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt