We will install Hermes on Docker to avoid it change your main environment.

Create the folder for your Hermes:

Create or edit the docker-compose.yml

model:
  provider: openrouter
  model: openrouter/free

Start the docker:

cd hermes-data
docker compose up -d

To connect Hermes with Telegram:

* In Telegram, search @BotFather (the one with the verified tick). Send /newbot, pick a name, copy the token. The username must end in bot.