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RouterPlex vs Sendmux

RouterPlex and Sendmux are both live SaaS launches on ScrollLaunch. Here's how they compare - what each one does, who it's for, pricing, platforms, and how the community voted. Both listings are maker-submitted; ScrollLaunch doesn't endorse either side.

RouterPlex logo
RouterPlex

8 upvotes

One API key. 25+ AI models.

View RouterPlex
Sendmux logo
Sendmux

8 upvotes

Email Inbox and Sending API for AI Agents

View Sendmux

At a glance

RouterPlexSendmux
TaglineOne API key. 25+ AI models.Email Inbox and Sending API for AI Agents
PricingFreemiumFreemium
Starting price$0$0.15/1k emails
Platformsapi, webweb
CategoriesAI, DevTool, SaaSEmail, SaaS, Productivity
Upvotes88
LaunchedJuly 2026July 2026
MakerAbdelrehman FouadRoshan 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

See the full listing - RouterPlex on ScrollLaunch.

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

See the full listing - Sendmux on ScrollLaunch.

Frequently Asked Questions

What's the difference between RouterPlex and Sendmux?

RouterPlex is One API key. 25+ AI models., while Sendmux is Email Inbox and Sending API for AI Agents. Both are live launches in the SaaS space on ScrollLaunch - the full descriptions, pricing, and platforms for each are compared on this page.

Is RouterPlex or Sendmux more popular on ScrollLaunch?

Both currently have 8 community upvotes on ScrollLaunch. Upvotes reflect community interest at launch, not an endorsement or a quality verdict.

Is RouterPlex or Sendmux free?

Both offer a free way in - RouterPlex is Freemium and Sendmux is Freemium. Check each product page for current pricing details.

Should I choose RouterPlex or Sendmux?

It depends on your use case. RouterPlex is built for Developers needing access to multiple AI models.; Sendmux is built for Developers and teams building AI applications requiring email integration.. ScrollLaunch lists both as maker-submitted launches and doesn't endorse either - compare the descriptions above and visit each product page to decide.