Practical guides on one thing: checking whether a phone number is registered on Telegram and using that result. Learn how to integrate the check, store and refresh results, and read them correctly — without mistaking a request error for "not registered".
Learn how to interpret phone checker signal categories, focusing on Telegram registration status, synchronous API workflows, and account-presence data.
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TG Validator returns Telegram registration decisions synchronously. This guide explains the request path, the meaning of registered=true and false, and why invalid or temporary outcomes must remain outside the registration field.
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A durable Telegram registration record needs the returned boolean, product code, identifier, and a local response timestamp. Preserve the public API contract so an application never turns an error into a Telegram result.
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