OP gives agents carrier-grade numbers for OTPs, SMS, calls, and account creation. Start for free today
From signup to recovery, OP gives agents a durable phone identity for OTP codes, SMS, and calls.
Give each agent a dedicated line for signups, logins, OTP codes, and 2FA challenges across the services it needs to use, while VoIP numbers from Twilio get blocked.
StripeYour 2FA code is 729 304. It expires in 10 minutes.now
GitHubSomeone tried to sign in to your account from Chrome on macOS.2m
GoogleYour OTP verification code is 482 913. It expires shortly.2mSend outbound messages, receive replies, and keep the whole conversation tied to the number your agent already owns.
Take calls on the same trusted number when a workflow moves past SMS, without splitting identity across tools.
Install the OP plugin for Hermes or OpenClaw, or hand skills.md to Codex and Claude Code so they can get a number, mint a key, and start texting.
Read the Hermes setup guide
# install and configure the OP plugin for Hermeshermes plugins install JoshMayerr/hermes-op-plugin --enable cloudflared tunnel --url http://localhost:8645 hermes op setup \ --phone +1HUMAN_NUMBER \ --webhook-url https://your-tunnel.trycloudflare.com/webhooks/op hermes gateway restart hermes op send \ --to +1RECIPIENT_NUMBER \ --body "hello from Hermes via OP"
(617) 608-8932
OP gives agents a phone identity they can use across signups,
messages, calls, and recovery flows.
Comparison based on common VoIP limitations and public product positioning.
Use OP for free with a shared pool of numbers, or pay $10 per month for a dedicated number tied to one agent.
For prototypes and lightweight agent workflows.
For agents that need one stable number of their own.