Side-by-Side Model Context Protocol Comparison
Open Corporates vs Open Sanctions
In-depth architectural comparison of the Open Corporates and Open Sanctions MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Open Corporates
Developer Tools · Local stdio
Quality: 44/100 (Fair) | Auth: No auth required
Open Sanctions
Developer Tools · Local stdio
Quality: 44/100 (Fair) | Auth: No auth required
Verdict Summary: Choose Open Corporates if you need specialized Developer Tools tools running via a local process. Choose Open Sanctions if your workspace requires Developer Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's
mcpServers manifest.Which MCP Server Should You Choose?
O
Choose Open Corporates when:
- You need dedicated capabilities in the Developer Tools domain.
- You prefer local stdio subprocess transport architecture.
- Your security boundary fits: No auth required (Free / Open Source).
- Primary tools included: search_companies, get_company, search_officers.
O
Choose Open Sanctions when:
- You need dedicated capabilities in the Developer Tools domain.
- You prefer local stdio subprocess transport architecture.
- Your security boundary fits: No auth required (Free / Open Source).
- Primary tools included: search_entities, get_entity.
Feature & Specification Comparison
Tools & Capabilities Breakdown
Open Corporates Tools (3)
search_companies
Search global company registries by name across 140+ jurisdictions. Returns company name, jurisdiction, status, type, incorporation date, and registered address. REQUIRES your own OpenCorporates API token via _apiKey — their public API is closed and keyless calls return 401. For keyless global comp…
get_company
Get full details for a specific company by jurisdiction and company number. Returns registration details, officers, filings, and industry codes. REQUIRES your own OpenCorporates API token via _apiKey — their public API is closed and keyless calls return 401. Example: get_company({jurisdiction:"us_d…
search_officers
Search company officers and directors by name. Returns officer name, position, company, start/end dates, and nationality. REQUIRES your own OpenCorporates API token via _apiKey — their public API is closed and keyless calls return 401. Example: search_officers({query:"Elon Musk", _apiKey:"..."})
Open Sanctions Tools (2)
search_entities
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
Open Corporates Configuration
Open Sanctions Configuration