There can be many factors associated with Twilio SMS fees. Some of these factors include:
Photos or video links
large text messages
Country or region your business is based out of
In general, most SMS messages cost around $.02 for approximately 150 characters. Obviously, the factors above can also change the price of a message.
Our recommendation when it comes to sending SMS, is to use it for quick, short replies. If a text warrants a long response, we suggest sending an email to the client, then direct them with a short SMS message with something like this: "Hey <NAME>, I just sent you an email, can you go check it?"
If you want to know exactly what your SMS costs are, here's how you can find out this information: