# RouterPlex vs Sendmux on ScrollLaunch

> Side-by-side comparison of two live launches in the same space. Both listings are maker-submitted; ScrollLaunch doesn't endorse either side.

```yaml
url: "https://www.scrolllaunch.com/compare/routerplex-vs-sendmux"
product_a: RouterPlex
product_b: Sendmux
upvotes_a: 8
upvotes_b: 8
```

## At a glance

| Field | RouterPlex | Sendmux |
| --- | --- | --- |
| Tagline | One API key. 25+ AI models. | Email Inbox and Sending API for AI Agents |
| Pricing | Freemium | Freemium |
| Starting price | $0 | $0.15/1k emails |
| Platforms | api, web | web |
| Categories | AI, DevTool, SaaS | Email, SaaS, Productivity |
| Upvotes | 8 | 8 |
| Launched | 2026-07-11 | 2026-07-15 |
| Maker | Abdelrehman Fouad | Roshan Jonnalagadda |

## What is RouterPlex?

RouterPlex simplifies access to over 25 AI models from major providers like OpenAI and Anthropic. It’s designed for developers who want a single API key to manage multiple AI services without the hassle of juggling different SDKs and billing systems. Start building with just an email or GitHub account and get $50 in credits to kick off your projects.

With RouterPlex, you pay per token, set hard spend limits, and avoid lock-in contracts. Integration is straightforward just point your existing OpenAI client to RouterPlex and choose any model from the catalog. This means you can focus on building your application while RouterPlex handles the complexity behind the scenes.

**Best for:** Developers needing access to multiple AI models.

- AI model integration
- Budget management
- Token-based billing

## What is Sendmux?

Sendmux provides a dedicated email API designed for AI agents. It allows developers to create agent inboxes, send emails through their own providers, and manage routing with flexibility. This tool is tailored for teams building AI-driven applications that require efficient email handling without the clutter of traditional email services.

With Sendmux, users can create mailboxes on custom domains or the provided @myagent.mx domain. The API delivers clean, structured JSON responses, stripping away unnecessary HTML and focusing on the content that matters. This approach not only saves on token usage but also streamlines the email processing for AI agents, allowing them to act on information without getting bogged down by formatting issues.

**Best for:** Developers and teams building AI applications requiring email integration.

- AI agent email handling
- Automated email responses
- Email routing management
- Bulk email processing

## Product pages

- [RouterPlex](https://www.scrolllaunch.com/products/routerplex)
- [Sendmux](https://www.scrolllaunch.com/products/sendmux)
- [All comparisons](https://www.scrolllaunch.com/compare)

_HTML version: https://www.scrolllaunch.com/compare/routerplex-vs-sendmux_