#otp

KeyID

KeyID-AI

Agent email, SMS, OTP/TOTP, and signup session infrastructure for AI agents. Self-provision email addresses, phone numbers, extract verification codes, manage TOTP authenticators, and run full signup flows with browser state persistence. 47 tools, 8 prompts.

Quackr MCP

quackr-mcp

Get virtual phone numbers for SMS verification, OTP receipt, and number management.

Agentsim

agentsimdev

Real SIM-backed mobile numbers for AI agents. Provision phone numbers, receive SMS, and capture OTP codes - bypasses VoIP blocks that reject Twilio/Vonage. 5 tools: provision_number, wait_for_otp, get_messages, release_number, list_numbers.

Send SMS & WhatsApp, verify OTPs, manage contacts, and control Android devices via AndroidAPI.net. 52 tools for Claude

Authn8

authn8

MCP server for Authn8 2FA code access

SMS Vert Pro — Python & TypeScript

3-bees-online

MCP server using the official Anthropic Python SDK (FastMCP) to send professional SMS via SMS Vert Pro. The most feature-rich SMS MCP server available — 9 tools including OTP, delivery reports, scheduled SMS with cancellation, and blacklist management. European provider since 200

Programmatic temp email inboxes for QA tests and AI agents. 8 MCP tools, free tier 50 inboxes/month, MCP server published as @mailsink/mcp on npm.

FreeCustom.Email MCP — AI Email + OTP Automation for Agents

DishIs

AI-native disposable email + OTP extraction for LLM agents.