In-depth architectural comparison of the PhoneScreen and Open Greenhouse MCP 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
PhoneScreen
Workplace & Productivity · Remote HTTP/SSE
Quality: 69/100 (Great) | Auth: OAuth 2.0
Open Greenhouse MCP
Workplace & Productivity · Local stdio
Quality: 51/100 (Good) | Auth: API Key required
Verdict Summary: Choose PhoneScreen if you need specialized Workplace & Productivity tools running via a hosted cloud SSE transport. Choose Open Greenhouse MCP if your workspace requires Workplace & Productivity integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
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Choose PhoneScreen when:
You need dedicated capabilities in the Workplace & Productivity domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: OAuth 2.0 (Freemium).
You need dedicated capabilities in the Workplace & Productivity domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (Free / Open Source).
You have access to required keys: GREENHOUSE_API_KEY, GREENHOUSE_BOARD_TOKEN, GREENHOUSE_TOOL_PROFILE, GREENHOUSE_READ_ONLY, GREENHOUSE_ON_BEHALF_OF, GREENHOUSE_LOG_LEVEL, GREENHOUSE_LOG_FILE.
Primary tools included: Read-only, recruiter, and full access profiles, Greenhouse Harvest API coverage, Candidate screening and resume search.
Run hourly hiring from your AI assistant: score resumes, screen candidates by phone, review interviews, and check references.
Production-ready MCP server for Greenhouse ATS with 175 tools for recruiting teams. Role-based profiles (full/recruiter/read-only), composite workflow tools for pipeline views, analytics, candidate search, and bulk operations.
Category & Scope
Tools & Capabilities Breakdown
PhoneScreen Tools (0)
No explicit tool names declared in metadata yet. Check project README on main listing page.
Open Greenhouse MCP Tools (6)
Read-only, recruiter, and full access profiles
Greenhouse Harvest API coverage
Candidate screening and resume search
Pipeline analytics and workflow tools
Job board listing and application tools
Rate-limited bulk recruiting operations
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).
PhoneScreen is categorized under Workplace & Productivity and uses a remote streaming HTTP/SSE transport. In contrast, Open Greenhouse MCP belongs to Workplace & Productivity using local stdio subprocess. Select PhoneScreen when you need capabilities focused on workplace & productivity and Open Greenhouse MCP when you require tools for workplace & productivity.