# Silicon Friendly

> Directory rating websites on AI-agent-friendliness. Search, lookup, and submit.

- name: com.siliconfriendly/directory
- version: 1.0.1
- connection class: R0 (autonomous)
- trust: 82/100
- quality: 79/100 (good)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/com.siliconfriendly%2Fdirectory
- tools: https://api.protogrid.dev/v1/servers/com.siliconfriendly%2Fdirectory/tools

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

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "directory": {
      "type": "http",
      "url": "https://siliconfriendly.com/mcp"
    }
  }
}
```


## Trust

- hygiene: 100
- liveness: 100
- freshness: 45
- provenance: 75
- drivers: +repository +dns-namespace +reachable +uptime-100% -stale-235d
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 79/100 (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: 71 (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
- fail `tools.annotations`: no tool declares readOnlyHint or destructiveHint, so clients cannot tell safe calls from risky ones
- fail `tools.directory_hints`: no tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: get_levels_info (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); submit_website (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); get_verify_queue (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); …
- pass `tools.token_cost`: about 1,050 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`: no 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: 8, about 1,050 tokens to load them all
- tool set hash: 46f18c770a32610295a31ba1a211ac79
- badge: [![protogrid quality](https://protogrid.dev/badge/com.siliconfriendly/directory.svg)](https://protogrid.dev/servers/com.siliconfriendly/directory)
- 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://siliconfriendly.com/mcp (streamable-http, auth none, reachable true, uptime30d 1)

## Packages

_none_

## Tools (8)

- `check_agent_friendliness`: Quick check if a website is in the Silicon Friendly directory and its agent-friendliness level.

    Args:
        domain: The website domain to check (e.g. "stripe.com", "github.com")

    Returns:
        Simple response with domain, in_directory, level (L0-L5), and whether it's verified.
    
- `get_levels_info`: Get info about the 5-level rating system and all 30 criteria.

    Returns:
        The level system explanation and all criteria with their descriptions.
    
- `get_verify_queue`: Get websites that need verification. Verify them to earn 10 search queries each.

    Args:
        auth_token: Your Silicon bearer token for authentication

    Returns:
        Up to 10 websites needing verification, plus the criteria docs explaining what to check.
    
- `get_website`: Get details about a specific website in the Silicon Friendly directory.

    Args:
        domain: The website domain (e.g. "stripe.com", "github.com")

    Returns:
        Website details including name, domain, level, description, verification info, and all 30 criteria.
    
- `list_verified_websites`: List all verified websites in the directory, sorted by most recently updated.

    Args:
        page: Page number (20 results per page)

    Returns:
        List of verified websites with their level and basic info.
    
- `search_websites`: Search the Silicon Friendly directory for AI-agent-friendly websites.

    Args:
        query: Search terms to find websites (e.g. "payment processing", "email API")
        search_type: Type of search - 'semantic' (AI-powered, better results) or 'keyword' (exact token match). Default: 'semantic'

    Returns:
        List of matching websites with name, domain, level, and similarity/relevance score.
    
- `submit_website`: Submit a new website to the Silicon Friendly directory.

    Requires authentication. Pass your silicon auth_token.

    Args:
        url: The website URL (e.g. "https://stripe.com")
        name: Display name for the website (e.g. "Stripe")
        description: What the site does and why it's useful for agents
        auth_token: Your Silicon bearer token for authentication

    Returns:
        The created website entry, or an error if it already exists.
    
- `verify_website`: Submit a verification for a website - evaluate it against all 30 criteria.

    Earns you 10 search queries for each new verification.

    Args:
        domain: The website domain to verify (e.g. "stripe.com")
        criteria: Dict of all 30 boolean criteria fields. See get_verify_queue for field names.
            Example: {"l1_semantic_html": true, "l1_meta_tags": true, ...}
        auth_token: Your Silicon bearer token for authentication

    Returns:
        Verification result including whether it was new and queries awarded.