Provision real US phone numbers with actual SIM cards and receive SMS messages programmatically. Built for AI agents that need to verify accounts, extract OTP codes, or test SMS-dependent workflows without manual phone handling.
io.github.rchanllc/joltsms-sms
Local install
STDIO
1 required env var
How models use it and what it is built for.
Provision real US phone numbers with actual SIM cards and receive SMS messages programmatically. Built for AI agents that need to verify accounts, extract OTP codes, or test SMS-dependent workflows without manual phone handling.
Local install — runs as a subprocess.
Configuration this server reads at startup.
Your JoltSMS API key (jolt_sk_*). Create one at https://app.joltsms.com/settings
Where to find authoritative docs and source for Rchanllc Joltsms Sms.
Paste any of these into Agent Studio after connecting Rchanllc Joltsms Sms.
Common questions about connecting and running Rchanllc Joltsms Sms.
What is JoltSMS and how does it work with this MCP server?
JoltSMS provides real US phone numbers backed by actual SIM cards. This MCP server lets you programmatically provision numbers, receive SMS, and extract OTP codes—useful for AI agents that need to automate account verification or SMS testing workflows.
How do I authenticate with the JoltSMS MCP server?
Set the JOLTSMS_API_KEY environment variable with your API key (format: jolt_sk_*). Generate one at https://app.joltsms.com/settings before running the server.
Can I use this server to receive SMS from any sender?
Yes, once you provision a US phone number through this server, you can receive SMS messages sent to that number. The server can parse incoming messages and extract OTP codes automatically.
What are the alternatives to JoltSMS for SMS verification?
Other services include Twilio, AWS SNS, and Vonage. JoltSMS differentiates by offering real SIM-backed numbers and built-in OTP extraction, making it simpler for AI agents that need quick SMS verification without carrier routing complexity.
Do I need to manage phone number lifecycle manually?
No—this MCP server handles provisioning and management programmatically. You can provision numbers on-demand and query active numbers through the server's tools, though you should check JoltSMS documentation for retention and cleanup policies.
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