opn-mcp
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| OPN_API_KEY | Yes | Your API key (opn_…), from Settings → API Keys | |
| OPN_BASE_URL | No | API base URL — set this for a self-hosted instance | https://l.opn.onl |
Capabilities
Features and capabilities supported by this server
| Capability | Details |
|---|---|
| tools | {
"listChanged": true
} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| shorten_urlB | Create a short link on opn.onl. Returns the short URL and its code. |
| list_linksA | List your short links (most recent first). |
| get_link_statsA | Get click analytics for a link (clicks, geography, devices, browsers, referrers). |
| update_linkB | Update a link's destination, title, expiry or password. |
| delete_linkB | Delete a short link. |
| get_qr_codeB | Get the QR code for a link, optionally branded with a colour, centre logo, and PNG/SVG format. |
| check_url_healthA | Check whether a destination URL is reachable (status + timing) before shortening it. |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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