GramJS

contacts.ResolveUsername

Resolve a @username to get peer info

Example

const { Api, TelegramClient } = require("telegram");
const { StringSession } = require("telegram/sessions");

const session = new StringSession(""); // You should put your string session here
const client = new TelegramClient(session, apiId, apiHash, {});

(async function run() {
  await client.connect(); // This assumes you have already authenticated with .start()

  const result = await client.invoke(
    new Api.contacts.ResolveUsername({
      username: "some string here",
    })
  );
  console.log(result); // prints the result
})();
import { Api, TelegramClient } from "telegram";
import { StringSession } from "telegram/sessions";

const session = new StringSession(""); // You should put your string session here
const client = new TelegramClient(session, apiId, apiHash, {});

(async function run() {
  await client.connect(); // This assumes you have already authenticated with .start()

  const result: Api.contacts.ResolvedPeer = await client.invoke(
    new Api.contacts.ResolveUsername({
      username: "some string here",
    })
  );
  console.log(result); // prints the result
})();

Parameters

NameTypeDescription
usernamestring@username to resolve

Result

contacts.ResolvedPeer

Possible errors

CodeTypeDescription
401AUTH_KEY_PERM_EMPTYThe temporary auth key must be binded to the permanent auth key to use these methods.
400CONNECTION_DEVICE_MODEL_EMPTYDevice model empty
400CONNECTION_LAYER_INVALIDLayer invalid
400USERNAME_INVALIDThe provided username is not valid
400USERNAME_NOT_OCCUPIEDThe provided username is not occupied

Can bots use this method?

Yes