dev.workers.cybermax-tools.cybermax/mailvett
Mailvett: Email Validation API for AI Agents
Mailvett: validate emails. MX, provider, disposable/role/free flags, typo fix, verdict.
alive probed 2026-10-14 · HTTP 200
1tools
283tokens in Claude Opus 5.5
292tokens in Claude Code
0.1 %of a 200k context window
170o200k_base estimate
314 msto initialize
101 msto list tools
- Endpoint
- https://mailvett.cybermaxtools.com/mcp?via=mcp-registry (streamable-http)
- Host
- mailvett.cybermaxtools.com
- Protocol
- 2025-11-25
- Reports itself as
- mailvett 1.0.0
- Capabilities
- tools
- Instructions
- 243 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-11. Counted again when the tool definitions change. Method.
- Repository
- https://gitlab.com/CyberMax.tools/agent-tools
- Website
- https://cybermaxtools.com/store/mailvett-api/
- Registry
- active, updated 2026-10-10 · registry entry
- Reachable
- 2 of the last 2 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| validate_emails | 170 | 100 % |
Same tool set as 1 other server
These registry entries have the same tool names and the same schema sizes.
- io.github.shawmena-dotcom/email-validate mailvett.cybermax-tools.workers.dev
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-14 18:27 | alive | 381 ms | 1 | 283 | 170 |
| 2026-10-11 10:19 | alive | 314 ms | 1 | 283 | 170 |
Badge and feed
[](https://mcpcost.ulehla.dev/s/dev.workers.cybermax-tools.cybermax/mailvett)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.