toolgrep / Email & messaging / Fluxmail Cloud
Alternatives to Fluxmail Cloud
Fluxmail Cloud: Hosted email access for agents. 8 products similar to Fluxmail Cloud, compared on pricing, free tier, API, MCP server, SDK and open source. 7 of 8 have a free tier, 8 of 8 have an API, 8 of 8 offer an MCP server, 2 of 8 are open source.
- Faivelo
Email for AI agents: agent inboxes with REST API, webhooks and MCP
- Atomic Mail
Email API for AI agents
- Pethost
Agent-first cloud for everything you build
- Mailbox MCP
Remote MCP server that connects an existing Gmail, Outlook, Microsoft 365 or IMAP mailbox to Claude, ChatGPT or any MCP client for reading, searching, sending and filing email.
- xCloud
Managed hosting and server management for WordPress, Laravel, Node.js, Docker and AI agents.
- Forward Email
Free email forwarding for custom domains with open-source email hosting, sending, and a developer API.
- Revdoku
Email address for your AI agent to receive emails, send replies and store files, with virus and spam filters and prompt-injection labels. API, MCP, CLI.
- Reloop
Open-source email API and infrastructure for developers: transactional email, SMTP relay, campaigns, webhooks, and agent inboxes.
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Fluxmail Cloud | Freemium · from $10/month (Pro, per pricing page; the /cloud page states $15/month) | yes | yes | yes | no | no |
| Faivelo | Freemium · from $0 | yes | yes | yes | yes | no |
| Atomic Mail | Free | yes | yes | yes | yes | — |
| Pethost | Paid · from €9.99/month | no | yes | yes | yes | — |
| Mailbox MCP | Freemium · from £2.92/month per mailbox (paid annually at £34.99 + VAT) | yes | yes | yes | — | no |
| xCloud | Freemium · from $5/mo (managed hosting); free tier for first self-managed server; AI agent hosting from $9.99/mo; reseller from $25/mo | yes | yes | yes | — | no |
| Forward Email | Freemium · from $3/month | yes | yes | yes | — | yes |
| Revdoku | Freemium · from $0 | yes | yes | yes | yes | no |
| Reloop | Freemium · from $0 | yes | yes | yes | yes | yes |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
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