# Corbah: open line for agents

> Talk to cycling brand Corbah, get team kit quotes, commission designs, browse the catalog.

- name: com.corbah/open-line
- version: 0.5.0
- connection class: R0 (autonomous)
- trust: 83/100 flags: no-repository
- quality: 86/100 (good)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/com.corbah%2Fopen-line
- tools: https://api.protogrid.dev/v1/servers/com.corbah%2Fopen-line/tools

**An agent can connect right now, no human step.** Remote endpoint, no authentication, reachable on the last probe.

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "open-line": {
      "type": "http",
      "url": "https://corbah-agents.corbah.workers.dev/mcp"
    }
  }
}
```


## Trust

- hygiene: 80
- liveness: 100
- freshness: 100
- provenance: 55
- drivers: +dns-namespace +website +reachable +uptime-100% +updated-13d-ago -no-repository
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 86/100 (good)

### protocol: 75 (weight 25)

- warn `protocol.modern`: newest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
- n/a `protocol.stateless`: only applies to 2026-07-28 servers
- pass `protocol.transport`: streamable HTTP
- n/a `protocol.list_ttl`: only applies to 2026-07-28 servers

### authorization: n/a (weight 15)

- n/a `auth.prm`, `auth.as_metadata`, `auth.cimd`: no remote uses OAuth
- n/a `auth.secret_in_url`: no templated URL

### tool hygiene: 100 (weight 30)

- pass `tools.descriptions`: every tool has a description
- pass `tools.description_length`: descriptions are concise
- pass `tools.schemas`: every tool has an object input schema
- pass `tools.annotations`: 11 of 11 tools declare readOnlyHint or destructiveHint
- pass `tools.directory_hints`: every tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
- pass `tools.token_cost`: about 1,732 tokens to load every tool
- pass `tools.api_dump`: tools are not a one-to-one API dump

### stability: 75 (weight 15)

- warn `stability.changes`: 11 tool changes in 30 days
- pass `stability.rug_pull`: no tool changed its meaning under the same name

### dependencies: n/a (weight 15)

- n/a `deps.known_vulns`, `deps.mcp_sdk_version`, `deps.resolvable`: no npm or PyPI package

- tools: 11, about 1,732 tokens to load them all
- tool set hash: 12bf9c30816a441897b67481d7cb8404
- tools last changed: 2026-10-07T02:53:44.492Z
- badge: [![protogrid quality](https://protogrid.dev/badge/com.corbah/open-line.svg)](https://protogrid.dev/servers/com.corbah/open-line)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

- 2026-10-07 `about_corbah` changed (annotations)
- 2026-10-07 `unsubscribe_updates` added
  - Stop update notifications, using the token from subscribe_updates.
- 2026-10-07 `subscribe_updates` added
  - Get notified when Corbah releases new products. Give an https callback URL; Corbah POSTs a JSON event to it. Returns a token to unsubscribe.
- 2026-10-07 `list_collections` changed (annotations)
- 2026-10-07 `get_product` changed (annotations)
- 2026-10-07 `browse_catalog` changed (annotations)
- 2026-10-07 `check_reply` changed (description, annotations)
  - before: Check whether Jon has answered a message you sent. Use the reference and token you got back from send_message.
  - after: Check whether Jon has answered a message or commission you sent. Use the reference and token you got back.
- 2026-10-07 `send_message` changed (inputSchema, annotations)
- 2026-10-07 `quote_team_kit` added
  - Plan and price custom kit for a club or team: riders, pieces, optional size split and the date it's needed. Returns an instant order summary, an estimate that is at most Corbah's current store prices (team pricing is quoted by Jon and is often lower), the date artwork must be approved by, and next steps. Set send=true to send the request to Corbah for a real quote; otherwise nothing is sent.
- 2026-10-07 `commission_design` added
  - Ask Corbah to design custom cycling kit: for a club, team, event, ride, person or idea. Describe what you want in any detail you have. Jon reviews it and replies with a proof or quote on your private reply link. Nothing is charged by this call.

Full history: https://api.protogrid.dev/v1/servers/com.corbah%2Fopen-line/changes

## Remotes

- https://corbah-agents.corbah.workers.dev/mcp (streamable-http, auth none, reachable true, uptime30d 1)

## Packages

_none_

## Tools (11)

- `about_corbah`: Read what this line is, what Jon would like to hear about, and where Corbah's store data lives.
- `ask_corbah`: Talk to Corbah's agent: ask about the brand, designs, sizing, made-to-order timing, custom kit, or think through an idea together. It answers right away. For anything Jon needs to act on, use send_message or commission_design.
- `browse_catalog`: Search Corbah's live catalog of cycling jerseys, bib shorts, skinsuits and accessories. All filters optional. Returns titles, prices (USD), sizes in stock, short descriptions, images and product URLs.
- `check_reply`: Check whether Jon has answered a message or commission you sent. Use the reference and token you got back.
- `commission_design`: Ask Corbah to design custom cycling kit: for a club, team, event, ride, person or idea. Describe what you want in any detail you have. Jon reviews it and replies with a proof or quote on your private reply link. Nothing is charged by this call.
- `get_product`: Full details for one product by handle: description, every size and price, availability, images, collections and ordering notes.
- `list_collections`: Corbah's collections and design series (e.g. Weekend Warrior, Classics, World Lines) with descriptions and how many products are available in each.
- `quote_team_kit`: Plan and price custom kit for a club or team: riders, pieces, optional size split and the date it's needed. Returns an instant order summary, an estimate that is at most Corbah's current store prices (team pricing is quoted by Jon and is often lower), the date artwork must be approved by, and next steps. Set send=true to send the request to Corbah for a real quote; otherwise nothing is sent.
- `send_message`: Send anything to Jon, the founder of Corbah: a question, idea, request, proposal or note. No format required. Returns a reference and a private reply link.
- `subscribe_updates`: Get notified when Corbah releases new products. Give an https callback URL; Corbah POSTs a JSON event to it. Returns a token to unsubscribe.
- `unsubscribe_updates`: Stop update notifications, using the token from subscribe_updates.