Nefesh — Real Time Human State Awareness for AI vs Email MCP
In-depth architectural comparison of the Nefesh — Real Time Human State Awareness for AI and Email 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
Nefesh — Real Time Human State Awareness for AI
Communication · Remote HTTP/SSE
Quality: 47/100 (Fair) | Auth: No auth required
Email MCP
Communication · Local stdio
Quality: 68/100 (Great) | Auth: other
Verdict Summary: Choose Nefesh — Real Time Human State Awareness for AI if you need specialized Communication tools running via a hosted cloud SSE transport. Choose Email MCP if your workspace requires Communication integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose Nefesh — Real Time Human State Awareness for AI when:
You need dedicated capabilities in the Communication domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Fuses biometric signals into a stress score (0-100) for AI adaptation. MCP + A2A native.
Unified MCP server for email across Gmail (REST API), Outlook (Microsoft Graph), iCloud, and generic IMAP/SMTP. 24 tools for search, send, organize, and batch-manage emails with built-in OAuth2 and encrypted credential storage.
Nefesh — Real Time Human State Awareness for AI Tools (6)
request_api_key
Request a free API key. You MUST ask the user for their real email first. Do not invent or guess emails. The user receives a verification link they must click. Poll with `check_api_key_status` until ready.
check_api_key_status
Poll for API key activation using the same email the user provided. Returns `pending` or `ready` with API key.
get_human_state
Get stress state (0-100), `suggested_action` (maintain/simplify/de-escalate/pause), and `adaptation_effectiveness` — a closed-loop showing whether your previous action reduced stress.
ingest
Send biometric signals (heart rate, HRV, voice tone, expression, sentiment, 30+ fields) and get unified state back. Include `subject_id` for trigger memory.
get_trigger_memory
Get psychological trigger profile — which topics cause stress (active) and which have been resolved over time.
get_session_history
Get timestamped state history with trend (rising/falling/stable).
Email MCP Tools (33)
email_list_accounts
List all configured email accounts and their connection status
email_add_account
Add a new IMAP or iCloud email account (Gmail and Outlook require the setup wizard for OAuth)
email_remove_account
Remove an email account: deletes its stored credentials, revokes the Google grant for Gmail accounts, and removes Outlook tokens from the local token cache. The result reports whether provider-side revocation succeeded.
email_test_account
Test an email account connection
email_list_folders
List all email folders for an account
email_search
Search emails with filters. By default returns compact results without full body content to save context. Set returnBody=true to include full email bodies.
email_get
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).
Nefesh — Real Time Human State Awareness for AI Configuration
Nefesh — Real Time Human State Awareness for AI is categorized under Communication and uses a remote streaming HTTP/SSE transport. In contrast, Email MCP belongs to Communication using local stdio subprocess. Select Nefesh — Real Time Human State Awareness for AI when you need capabilities focused on communication and Email MCP when you require tools for communication.
Get an email attachment by ID, returns base64 encoded data
email_save_attachment
Download an email attachment and save it directly to disk, returning metadata only (no base64 in the response) — avoids paying the token cost of round-tripping large attachments through the calling model. outputPath is relative to a fixed downloads directory (/home/user/.email-mcp/downloads, override with EMAIL_MCP_DOWNLOADS_DIR) and cannot escape it.