# Timebook

> Use this tool when you need to streamline time tracking, invoicing, and bookkeeping as a freelancer or solo LLC. Timebook solves problems related to managing clients, projects, and time entries, allowing users to start/stop timers and log updates via stdio or a hosted OAuth endpoint. It provides a simple interface for inputting time entries and outputs organized records for invoicing and bookkeeping purposes.

Canonical page: https://skillsregistry.net/skills/squidcode-timebook-cli  
JSON: https://api.skillsregistry.net/v1/skills/squidcode-timebook-cli

## Description

Official MCP server for Timebook (usetimebook.com) — time tracking, invoicing, and bookkeeping for freelancers and solo LLCs. Manage clients and projects, start/stop timers, and log, update, and delete time entries. Stdio via the @squidcode/timebook npm CLI; a hosted OAuth endpoint also exists at https://usetimebook.com/mcp.

## Trust

- **Trust score (0–1):** 0.90
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** security
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/mwey56xkon)
- **Repository:** <https://github.com/squidcode/timebook-cli>

## 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": "squidcode-timebook-cli"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/squidcode-timebook-cli` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/squidcode-timebook-cli/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