Agenticmail vs Callingly
A side-by-side look at the Agenticmail and Callingly MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
C
CallinglyCommunication · Remote HTTP/SSELets AI agents get leads on the phone: call, send SMS, and schedule callbacks for sales teams.43FairAuth: oauth 2.0Verdict: choose Agenticmail for communication work as a local process; choose Callingly for communication over a hosted endpoint. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Agenticmail when
- You need dedicated capabilities in the Communication domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: API key required.
- You have the keys it needs:
OPENAI_API_KEY.
CChoose Callingly when
- You need dedicated capabilities in the Communication domain.
- You prefer a remote HTTP/SSE transport.
- Its auth model fits you: OAuth 2.0.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | C Callingly | |
|---|---|---|
| Category | Communication | Communication |
| Quality signal | 61/100 · Good | 43/100 · Fair |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Remote HTTP/SSE |
| Auth | API key required | OAuth 2.0 |
| Pricing | BYOK (pay the provider) | Not declared |
| Required env vars | OPENAI_API_KEY | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 241 | — |
| Directory activity | 5 views 0 installs 0 upvotes | 2 views 0 installs 0 upvotes |
| Tools | Not listed | Not listed |
| Full listing | View Agenticmail | View Callingly |
Tools & capabilities
Agenticmail tools
No tool names declared yet. Check the project README from the listing page.
Callingly 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.
Agenticmail
{
"mcpServers": {
"agenticmail-agenticmail": {
"command": "npx",
"args": [
"-y",
"@agenticmail/cli@latest"
],
"env": {
"OPENAI_API_KEY": "YOUR_OPENAI_API_KEY_HERE"
}
}
}
}
Callingly
{
"mcpServers": {
"callingly": {
"url": "https://callingly.com/features/mcp/"
}
}
}
Frequently asked questions
Agenticmail is categorized under Communication and uses a local stdio subprocess. Callingly belongs to Communication and uses a remote HTTP/SSE transport. Pick Agenticmail for communication work and Callingly for communication.
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.
Agenticmail is bring-your-own-key: usage is billed by the API provider you supply a key for. Auth: api key required. Callingly has no declared pricing — check the project's own site. Auth: oauth 2.0. 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 agenticmail-agenticmail and callingly as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Agenticmail has a quality signal of 61/100 (Good) with 5 views, 0 installs and 241 GitHub stars. Callingly has 43/100 (Fair) with 2 views, 0 installs and 0 GitHub stars.