# Filtrous MCP Catalog Server

> Search Filtrous lab-filtration products by spec, get prices, and request quotes from your AI agent.

- name: com.filtrous/mcp-catalog
- version: 1.0.1
- connection class: R0 (autonomous)
- trust: 75/100 flags: no-repository
- quality: 91/100 (strong)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/com.filtrous%2Fmcp-catalog
- tools: https://api.protogrid.dev/v1/servers/com.filtrous%2Fmcp-catalog/tools

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

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "mcp-catalog": {
      "type": "http",
      "url": "https://filtrous-mcp-catalog.filtrous.workers.dev/mcp",
      "headers": {
        "Authorization": "Bearer ${MCP_CATALOG_TOKEN}"
      }
    }
  }
}
```

Placeholders to fill: `${MCP_CATALOG_TOKEN}`.

## Trust

- hygiene: 80
- liveness: 99
- freshness: 65
- provenance: 55
- drivers: +dns-namespace +website +reachable +uptime-98% ~updated-106d-ago -no-repository
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 91/100 (strong)

### 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`: 4 of 4 tools declare readOnlyHint or destructiveHint
- pass `tools.directory_hints`: every tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
- pass `tools.token_cost`: about 737 tokens to load every tool
- pass `tools.api_dump`: tools are not a one-to-one API dump

### stability: 100 (weight 15)

- pass `stability.changes`: 4 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: 4, about 737 tokens to load them all
- tool set hash: d90142a492c06ff7f8d00448436c8041
- tools last changed: 2026-09-30T23:41:51.880Z
- badge: [![protogrid quality](https://protogrid.dev/badge/com.filtrous/mcp-catalog.svg)](https://protogrid.dev/servers/com.filtrous/mcp-catalog)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

- 2026-09-30 `request_quote` changed (annotations)
- 2026-09-30 `get_price_and_lead_time` changed (annotations)
- 2026-09-30 `get_product_details` changed (annotations)
- 2026-09-30 `search_products` changed (annotations)

Full history: https://api.protogrid.dev/v1/servers/com.filtrous%2Fmcp-catalog/changes

## Remotes

- https://filtrous-mcp-catalog.filtrous.workers.dev/mcp (streamable-http, auth none, reachable true, uptime30d 0.9831933)

## Packages

_none_

## Tools (4)

- `get_price_and_lead_time`: Get current price, availability, and (when permitted) stock for a SKU. KEYED tool — requires a valid API key. Tier pricing and lead time are placeholders until the Acumatica sync ships.
- `get_product_details`: Get full details for one product by its handle: variants, SKUs, options, prices, images, and spec metafields. Open tool — no API key required.
- `request_quote`: Submit a quote request for one or more SKUs with buyer contact info. KEYED tool — requires a valid API key. Sales follows up out-of-band.
- `search_products`: Search the Filtrous catalog by free text and/or spec terms (e.g. '0.22 micron PES syringe filter'). Returns matching products with title, handle, SKU, product_type, tags, price, and availability. Open tool — no API key required.