AgentIndex icon
AgentIndex
ToolsMCP ServersHOTCategoriesTrendingNewBest ListsCompareGuides
Submit Tool
ToolsMCP ServersHOTCategoriesTrendingNewBest ListsCompareGuides
Home/
Dev Tooling/
smails
smails logo

smails

Active·★ 39·MIT·Updated 2026-06-26

Smails provides disposable email addresses for humans and AI agents, offering an instant, anonymous throwaway inbox for various online interactions. It features a REST API, CLI, and an MCP server, allowing AI agents to autonomously receive and read verification emails.

#disposable email#temporary inbox#AI agent tooling#REST API#CLI utility#real-time communication#serverless#email verification
$ Install
$ npx @smails/cli create
↗ Visit site★ GitHub
01

Features

01Instant Inbox Creation
02Real-time Email Delivery
03Agent-Friendly Interfaces (API, CLI, MCP)
04Auto-expiring Mailboxes
05Serverless Architecture
02

Compatibility

Web Browser
Frontend
Verified via docs
Node.js / npm
Runtime
Verified via docs
Multi-Agent Protocol (MCP)
Integration
Verified via docs
HTTP / REST
Interface
Verified via docs
03

Quick start

1
$ npx @smails/cli create
04

Use cases

↳Anonymous Sign-ups for Online Services
↳Receiving One-time Verification Codes
↳Handling Email Confirmations
↳Enabling AI Agents to Verify Accounts
05

Alternatives

⚡Top VS:
VSseo★589→VSbutterbase★3.0k→VSMARS★400→VSroslyn-codelens-mcp★66→
seo logo
seo★ 589
The only SEO skill your agent needs. 50+ SEO audit tools through a local CLI and MCP server, using your own crawl, Search Console, and GA4 data.
VSCompare→
butterbase logo
butterbase★ 3.0k
Open-source backend-as-a-service. Postgres, auth, storage, functions, AI gateway, MCP.
VSCompare→
MARS logo
MARS★ 400
REST framework for Delphi: JAX-RS style resources and routes, servers and clients, JWT, OpenAPI 3, FireDAC and Devart UniDAC/MyDAC/IBDAC, SSE, MCP servers for AI agents. Windows, Linux, Docker.
VSCompare→
roslyn-codelens-mcp logo
roslyn-codelens-mcp★ 66
Roslyn-based MCP server giving AI agents deep semantic understanding of .NET/C# codebases — 57 tools for navigation, call graphs, diagnostics & code fixes, code-quality auditing, test intelligence, DI graphs, and IL/external-assembly inspection.
VSCompare→
codesign logo
codesign★ 42
Local design engine for AI agents. Create, edit and export real, editable designs from Claude Code, Codex, Cursor and more, then fix anything by hand in the built-in editor. Powered by CE.SDK.
VSCompare→
figwright logo
figwright★ 1.1k
Free, two-way Figma MCP server. Turn designs into framework-aware code, and push code back to the canvas. Works with Claude Code, Cursor, Codex, and any MCP client.
VSCompare→
enferno logo
enferno★ 568
Lean Flask framework built for coding agents: Vue 3 + Vuetify with no build step, production-ready auth (2FA, passkeys, OAuth), AGENTS.md, an agent skill and a read-only MCP server. No webpack, no node_modules, just Python.
VSCompare→
r3bl-open-core logo
r3bl-open-core★ 486
TUI framework and developer productivity apps in Rust 🦀
VSCompare→
See all alternatives →

Comments

Log in to leave a comment

No comments yet. Be the first!

On this page
01Features02Compatibility03Quick start04Use cases05Alternatives
pexni /
smails
↗

Agent-native disposable email — Cloudflare Workers + Durable Objects, with CLI & MCP. https://smails.dev

39MIT
Last commit3mo ago
StatusActive
CategoryDev Tooling
Links
Documentation↗Discussion↗Issues↗Releases↗
Cloud Infrastructure
Ad

Deploy on DigitalOcean

Host your MCP servers, Docker containers, and AI agents with $200 free credit over 60 days.

Claim $200 Free Credit
© 2026 AgentIndex.app|Built by a 10-year iOS Developer.
Best by use caseAboutContactAdvertisePrivacy PolicyTerms of UseQYSGitHubBuy me a coffee ☕

Browse by Category

MCP ServersCode AssistantWorkflow AutomationRAG / Knowledge BaseMulti-AgentBrowser AutomationLLM InfraDev ToolingObservability

Not affiliated with Anthropic, OpenAI or Microsoft.