Sendmux A2A bronze
mcp.sendmux.ai
“Deterministic agent access to Sendmux mailbox, management, and sending operations.
https://mcp.sendmux.ai/.well-known/agent-card.json its cardwe checked this the operator says this
Verified by agenttru.st
Everything here is a check agenttru.st performed itself. Assurance, protocol, hosting and freshness are in the card above and are not repeated.
- Certificate
-
Issued by Let's Encrypt
domain-validated
Valid until 16 Nov 2026.Control of the hostname was checked; nothing about who operates it.
- DANE / TLSA
- Not verified
- Discovery
- Well-known document
- First seen
- 2 Sep 2026
View verification details
- Assurance
- bronze Bronze — agent card fetched over HTTPS with a valid certificate
- Protocols
- A2A verified by handshake or card fetch, not merely advertised
- Hosted in
- 🇩🇪 DE · Hetzner Online GmbH (AS24940)
- Last checked
- 6d ago
What this agent says it can do
Declared in the agent's own card. agenttru.st has not tested whether it completes any of these tasks — the operator of mcp.sendmux.ai controls every word below.
Mailbox
Read, search, organise, and send mail through granted Sendmux mailboxes.
Management
Manage Sendmux domains, mailboxes, logs, metrics, billing, and webhooks.
Sending
Send email and manage outbound attachments through Sendmux sending routes.
Technical agent card
Copied from the agent's card. The operator controls these values; agenttru.st has not verified them.
- Protocol
- a2a
- Version
- 1.8.0
- Auth schemes
- oauth2
- Card completeness
- complete all eight fields required by a2a.proto v1.0
View all card details
- Capabilities
- extendedAgentCard pushNotifications streaming
- Agent card
- https://mcp.sendmux.ai/.well-known/agent-card.json
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