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Agentsim

@agentsimdev

代码仓库

关于 Agentsim

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.

#sms#otp#phone#verification#telephony#ai-agents

基本信息

分类

沟通协作

传输方式

stdio

发布者

agentsimdev

提交者

Fathin

配置

使用下面的配置,将此服务器添加到你的 MCP 客户端。

{
  "mcpServers": {
    "agentsim": {
      "type": "http",
      "url": "https://mcp.agentsim.dev/mcp",
      "env": {
        "AGENTSIM_API_KEY": "asm_live_..."
      }
    }
  }
}

工具

5

Get a real US mobile number with a session ID

Block until an SMS OTP arrives (configurable timeout)

Retrieve all SMS messages for a session

Release the number back to the pool

List all active sessions for your API key

概览

What is Agentsim?

AgentSIM provides real SIM-backed US mobile numbers for AI agents. Unlike VoIP numbers from Twilio or Vonage, these numbers pass carrier-lookup checks as line_type: mobile and work with services that block virtual numbers, such as Google, Stripe, and WhatsApp.

How to use Agentsim?

Get an API key at console.agentsim.dev, connect the MCP server to your AI assistant, then ask it to provision a number and wait for an OTP. The server exposes five tools: provision_number, wait_for_otp, get_messages, release_number, and list_numbers.

Key features of Agentsim

  • Provision real US mobile numbers via MCP tools
  • Wait for SMS OTPs with a configurable timeout
  • Retrieve all messages for a given session
  • Release numbers back to the pool when done
  • List all active sessions for your API key
  • 10 free sessions per month on the Hobby plan

Use cases of Agentsim

  • Automate SMS OTP verification for AI agent logins
  • Register AI agents on Google, Stripe, or WhatsApp
  • Test phone‑verified user flows without manual intervention
  • Handle one‑time verification codes in automated workflows

FAQ from Agentsim

What kind of phone numbers does Agentsim provide?

Real SIM‑backed US mobile numbers that pass carrier‑lookup checks as line_type: mobile.

How is Agentsim different from Twilio or Vonage?

Unlike VoIP numbers from Twilio or Vonage, Agentsim numbers work with services that block virtual numbers.

What is the pricing?

10 free sessions per month on the Hobby plan, then $0.99 per session. OTP timeouts are not billed.

Where do I get an API key?

At console.agentsim.dev.

What tools are available?

provision_number, wait_for_otp, get_messages, release_number, and list_numbers.

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