Companies House vs Weavatrix Online
A side-by-side look at the Companies House and Weavatrix Online MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Companies House for legal work as a local process; choose Weavatrix Online for legal as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Companies House when
- You need dedicated capabilities in the Legal domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: API key required.
- You have the keys it needs:
COMPANIES_HOUSE_API_KEY.
Choose Weavatrix Online when
- You need dedicated capabilities in the Legal domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
WEAVATRIX_SYNC_URL, WEAVATRIX_SYNC_TOKEN.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Legal | Legal |
| Quality signal | 49/100 · Fair | 41/100 · Fair |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | API key required | Not declared |
| Pricing | Not declared | Not declared |
| Required env vars | COMPANIES_HOUSE_API_KEY | WEAVATRIX_SYNC_URLWEAVATRIX_SYNC_TOKEN |
| Verified owner | Community listing | Community listing |
| GitHub stars | 13 | 1 |
| Directory activity | 5 views 0 installs 0 upvotes | 1 views 0 installs 0 upvotes |
| Tools | Not listed | Not listed |
| Full listing | View Companies House | View Weavatrix Online |
Tools & capabilities
Companies House tools
No tool names declared yet. Check the project README from the listing page.
Weavatrix Online tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Companies House
{
"mcpServers": {
"companies-house": {
"command": "npx",
"args": [
"-y",
"companies-house-mcp"
],
"env": {
"COMPANIES_HOUSE_API_KEY": "YOUR_COMPANIES_HOUSE_API_KEY_HERE"
}
}
}
}
Weavatrix Online
{
"mcpServers": {
"weavatrix-online": {
"command": "npx",
"args": [
"-y",
"weavatrix-online@0.3.4"
],
"env": {
"WEAVATRIX_SYNC_URL": "YOUR_WEAVATRIX_SYNC_URL_HERE",
"WEAVATRIX_SYNC_TOKEN": "YOUR_WEAVATRIX_SYNC_TOKEN_HERE"
}
}
}
}
Frequently asked questions
Companies House is categorized under Legal and uses a local stdio subprocess. Weavatrix Online belongs to Legal and uses a local stdio subprocess. Pick Companies House for legal work and Weavatrix Online for legal.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
Companies House has no declared pricing — check the project's own site. Auth: api key required. Weavatrix Online has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add companies-house and weavatrix-online as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Companies House has a quality signal of 49/100 (Fair) with 5 views, 0 installs and 13 GitHub stars. Weavatrix Online has 41/100 (Fair) with 1 views, 0 installs and 1 GitHub stars.