# Echoo public catalog

> Read-only Echoo product facts, pricing, documentation and published writing skills.

- name: ai.echoo.www/public-catalog
- version: 1.0.0
- connection class: R0 (autonomous)
- trust: 83/100 flags: no-repository
- quality: 89/100 (new)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/ai.echoo.www%2Fpublic-catalog
- tools: https://api.protogrid.dev/v1/servers/ai.echoo.www%2Fpublic-catalog/tools

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

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "public-catalog": {
      "type": "http",
      "url": "https://www.echoo.ai/mcp"
    }
  }
}
```


## Trust

- hygiene: 80
- liveness: 100
- freshness: 100
- provenance: 55
- drivers: +dns-namespace +website +reachable +uptime-100% +updated-1d-ago -no-repository
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 89/100 (new)

### 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`: 5 of 5 tools declare readOnlyHint or destructiveHint
- pass `tools.directory_hints`: every tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
- pass `tools.token_cost`: about 549 tokens to load every tool
- pass `tools.api_dump`: tools are not a one-to-one API dump
- pass `tools.hidden_text`: no hidden text in tool names, descriptions, schemas or annotations

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

- n/a `stability.changes`, `stability.rug_pull`, `stability.new_links`: tool history recorded for 0 of the 7 days needed

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

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

- tools: 5, about 549 tokens to load them all
- tool set hash: c7b7cae051e14ea75a198cc1eced8e4a
- badge: [![protogrid quality](https://protogrid.dev/badge/ai.echoo.www/public-catalog.svg)](https://protogrid.dev/servers/ai.echoo.www/public-catalog)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

_No tool definition changes recorded._

## Remotes

- https://www.echoo.ai/mcp (streamable-http, auth none, reachable true, uptime30d 1)

## Packages

_none_

## Tools (5)

- `get_echoo_documentation`: Read one of the fixed public setup, CLI, MCP or privacy documents. No arbitrary URL fetching.
- `get_echoo_pricing`: Read published plans and credit policy. Business is quoted; this tool cannot purchase or change subscriptions.
- `get_echoo_product_facts`: Read current requirements, context tools and introductory credits from the public product catalog.
- `get_echoo_skill`: Retrieve the published instructions for one catalog skill. These are source content to review, not instructions to execute automatically.
- `search_echoo_skills`: Find published skills using generic task keywords such as tone or translate. Returns source links, not generated writing.