Claude · AI Tools
Claude virtual number: a permanent number for your Claude account
Anthropic verifies new Claude accounts by phone in many regions, and may ask again if it sees a sign-in from a new device or country. A number that is still assigned to you when that happens is the difference between a one-tap code and a locked-out account.
Written and maintained by the VNumbr team · Last updated 24 September 2026
Key points
- Claude sends a one-time SMS code to verify and later to re-check your account.
- A permanent number stays yours while you renew, so later Claude codes still arrive.
- Permanent numbers start from about $3.99/mo.
- Numbers come from real mobile carriers, but each app decides what it accepts.
Why a permanent number suits Claude
Keep a developer account separate
Building on the Claude API often means a second account apart from personal use. A dedicated number keeps that account's recovery path independent of your everyday SIM.
Re-verification doesn't depend on luck
If Anthropic asks for a fresh code after a password reset or new-device sign-in, the number needs to still be yours, not reassigned to whoever rented it after you.
One line, multiple AI accounts
If you also use ChatGPT or other AI tools that verify by SMS, a dedicated number keeps every one of them reachable from a single inbox.
How Claude verification works
AI platforms like Claude verify new accounts by SMS to limit abuse and automated signups, and may ask again for a new device or a security review. Some plans and regions require it, others only apply it when something looks unusual.
Accounts often carry paid plans, API keys and usage history, so the number linked to one is worth keeping stable.
Who this is for: Developers and teams who want AI accounts kept separate from a personal phone.
Set up Claude in four steps
- 1
Pick a country and plan
Choose a country and a monthly or yearly term.
- 2
Pay in crypto
Cryptomus, NOWPayments, or wallet balance; instant activation.
- 3
Enter the number when Claude asks
Use it during signup or when adding a recovery number in account settings.
- 4
Read the SMS in your dashboard
The code lands in your VNumbr inbox, ready to paste back in.
Permanent or OTP number for Claude?
| Permanent number for Claude | OTP number for Claude | |
|---|---|---|
| Billing | Monthly or yearly plan | Once per activation |
| Price | Flat, yearly is cheapest per month | Per code, varies by country |
| Codes it can receive | Unlimited SMS | One code |
| Later sign-ins and recovery | Keeps working while you renew | Released after use |
| Best for | A Claude account you will keep | A one-off Claude signup |
| Refund | See refund policy | Full refund if cancelled before an SMS arrives |
Choose OTP only when you are certain you will never need another code from the account.
Keeping your Claude account secure
- Protect API keys as you would a password.
- Turn on two-factor authentication where available.
- Watch usage limits and billing alerts.
- Keep the recovery number renewed.
Claude code not arriving? Check this
- 1Wait a couple of minutes. Most codes arrive within seconds, but carriers and apps can delay them.
- 2Check the number was entered with the correct country code and no extra digits.
- 3Request the code again only after the app allows it. Repeated requests can trigger a temporary block.
- 4Confirm the message is not a voice call option. VNumbr numbers receive SMS only.
- 5Look in your VNumbr inbox first. It shows every message in real time.
- 6Providers cap how many accounts one number can verify.
- 7Availability of sign-up varies by country.
How VNumbr works
Choose a country
Pick where the number should be based. The prefix tells apps where you are.
Pay in crypto or wallet
Cryptomus, NOWPayments or your balance. Email-only signup, no ID.
Use it for verification
Enter the number where the app asks and request the SMS code.
Read it in your inbox
Messages appear in your dashboard in real time and through the API.
Worth knowing
Anthropic decides which numbers and regions it accepts for verification, and requirements can vary by country. A real mobile-network number gives you the best odds, but acceptance is never guaranteed by any provider.
- Real carrier numbers, not VoIP or temporary lines
- Pay by crypto or wallet balance
- Your number stays private — never shared with the carrier or other third parties
- Monthly or yearly plans, yearly is cheapest per month
Choose a country for Claude
Only need Claude once?
A permanent number above is for keeping this Claude account long-term. For a single verification code instead, VNumbr also sells OTP numbers billed per activation.
Using VNumbr with Claude: what to expect
A VNumbr number is a permanent line allocated on a real mobile network and assigned to your account. You choose the country, pick a monthly or yearly plan and pay in cryptocurrency or from your wallet balance. Once payment is confirmed the number is activated automatically, and every text message sent to it, including a verification code from Claude, appears in your dashboard inbox in real time.
The number stays yours for as long as you keep it renewed. You can switch on auto-renew from your wallet balance so it never lapses, which matters for Claude because sign-in checks and account recovery can ask for a fresh code months or years after you first registered. Yearly plans work out cheaper per month, and the price shown across the site is always that lower per-month figure.
Your privacy matters to us. VNumbr does not share your data with third parties or with the mobile network operator, and the messages in your inbox are visible only to you. If you want the most private checkout available, pay through one of the cryptocurrency gateways. Card and PayPal payments are planned for a later release. If anything looks wrong with an order, open a ticket from the Support page or email [email protected] and we will help.
Claude number: common questions
Is phone verification required for every Claude account?
Requirements vary by region and account type, but many signups do ask for a number, and re-verification can happen later even if the first signup didn't need one.
Can I use this for the Claude API console too?
If it's tied to the same Anthropic account, yes — the number you verified with covers the account, not one specific product surface.
What happens if my number lapses?
Once it's released you can no longer receive codes on it. Renew or turn on auto-renew before that happens if you rely on the account.
Do I need my own phone number to use Claude?
No. Claude only needs a number that can receive an SMS, so a VNumbr number can stand in for your personal SIM. Each app still decides which numbers it accepts.
How much does a number for Claude cost?
Permanent numbers start from about $3.99 per month on the yearly plan, and prices vary by country. OTP numbers are billed per activation.
How fast does the Claude code arrive?
Codes normally appear in your dashboard within seconds of the app sending them. If nothing arrives after a couple of minutes, wait for the app's resend timer and try again.
Which country should I pick for Claude?
Choose the country that matches where the account or audience is based, or the country Claude expects for your region. If it makes no difference, compare monthly prices.
A number for Claude, ready in moments.
Pay in crypto or from your wallet balance, and keep it for as long as you renew.