Sendmux - The Email API for AI Agents, featuring Inboxes

Sendmux is an Email API designed specifically for AI agents, enabling seamless email communication through dedicated inboxes. It allows users to create agent inboxes, send emails via various providers, and manage routing with features like quotas and failover—all through a single API. The platform emphasizes privacy and offers a straightforward setup process, making it accessible for developers and businesses alike.

1. Agent Inboxes

   Create dedicated inboxes for AI agents on verified domains or shared domains, allowing for structured email management.

2. Unified API

   Send and receive emails through a single API, eliminating the need for multiple services and simplifying integration.

3. Flexible Routing

   Route emails across multiple providers with weighted distribution and automatic failover, ensuring reliability in email delivery.

4. Structured Email Format

   Incoming emails are received as clean, structured JSON, stripping unnecessary HTML noise for easier processing.

5. Bulk Actions

   Perform bulk actions on email threads, such as archiving, labeling, or marking as spam, enhancing productivity.

6. Multi-Tenancy Support

   Designed for companies managing email for multiple clients, with isolated workspaces and scoped API keys for security.

7. Cost-Effective Pricing

   Pay only for what you use, with no per-seat or per-mailbox fees, making it economical for scaling operations.

1. Sign up for a Sendmux account to get started.
2. Create agent mailboxes using the provided API or CLI tools.
3. Connect your preferred email providers via SMTP or OAuth for outbound email sending.
4. Utilize the structured JSON format for incoming emails to streamline processing.
5. Explore the API documentation for detailed instructions on implementing features.

What is Sendmux?

Sendmux is an Email API tailored for AI agents, facilitating email sending, receiving, and routing through a unified platform.

What can an AI agent do with Sendmux?

AI agents can manage email communications, send and receive messages, and utilize structured data for efficient processing.

Can I use my own SMTP or email provider?

Yes, Sendmux allows integration with your own SMTP or email providers, providing flexibility in email management.

Does Sendmux include inbound mailboxes?

Yes, Sendmux provides dedicated inbound mailboxes for AI agents, ensuring clean and structured email reception.

How does Sendmux help with email parsing?

Sendmux delivers incoming emails as structured JSON, reducing the complexity of parsing raw HTML content.

What are Sendmux webhooks and Server-Sent Events for?

Webhooks and Server-Sent Events facilitate real-time updates and notifications for email events, enhancing responsiveness.

How does Sendmux pricing work?

Pricing is based on accepted recipients, with no minimum commitments or per-mailbox fees, making it scalable for various needs.

Sendmux offers a pay-as-you-go pricing model:

• $0.15 per 1,000 accepted recipients

• $0.25 per 1,000 managed SES recipients

• $0.02 per GB/month for mailbox storage

1. Strengths: Sendmux provides a comprehensive solution for AI agents, combining email sending and receiving into a single API. Its structured JSON format simplifies email processing, making it easier for developers to integrate.

2. Areas for Improvement: While the platform is robust, it may require additional documentation for advanced features to enhance user understanding. Additionally, expanding support for more email providers could increase flexibility for users.

3. Overall Impression: Sendmux is a powerful tool for businesses looking to streamline email communications for AI agents. Its pricing model is attractive for scaling, but users should be prepared to invest time in understanding its full capabilities.