Harvest MCP by usefulapi
Use your Harvest account from Claude, Cursor, or any MCP client — read time entries, projects, clients, tasks and invoices, and log or update tracked time. Hosted,
no local install: connect with your own credentials.
Live endpoint: https://harvest.usefulapi.io/mcp · Homepage: https://usefulapi.io
Add to Claude
{
"mcpServers": {
"harvest": {
"url": "https://harvest.usefulapi.io/mcp"
}
}
}
On first connect you'll provide your Harvest personal access token and Account ID (id.getharvest.com → Developers). It is validated, stored per-user, and scoped to you — no
keys in config files.
| Tool | Type | What it does |
|---|
harvest_list_time_entries | read | List time entries |
harvest_get_time_entry | read | Get time entry |
harvest_list_projects | read | List projects |
harvest_get_project | read | Get project |
harvest_list_clients | read | List clients |
harvest_get_client | read | Get client |
harvest_list_tasks | read | List tasks |
harvest_list_users | read | List users |
harvest_get_current_user | read | Get current user |
harvest_list_project_assignments | read | List my project assignments |
harvest_list_invoices | read | List invoices |
harvest_get_invoice | read | Get invoice |
harvest_list_estimates | read | List estimates |
harvest_list_expenses | read | List expenses |
harvest_get_company | read | Get company |
harvest_create_time_entry | write | Create time entry |
harvest_update_time_entry | write | Update time entry |
harvest_stop_time_entry | write | Stop running time entry |
harvest_restart_time_entry | write | Restart stopped time entry |
harvest_delete_time_entry | write | Delete time entry |
harvest_usage_status | meta | Usage status (free-tier meter) |
harvest_upgrade | meta | Upgrade to Pro (unlimited) |
read tools are read-only; write tools mutate data (clients should confirm them); meta tools report usage or manage your subscription.
Pricing
| Plan | Price | Limit |
|---|
| Free | $0 | 100 tool calls / month |
| Pro | $9/mo or $90/yr (2 months free) | Unlimited |
License
MIT — see LICENSE. Documentation only; the server is hosted.