Samsung has integrated Bixby into Galaxy AI, meaning you can access AI features on the Galaxy S24 using Bixby voice commands.
See also: Samsung Galaxy AI: Which devices in the series will support it

With the Galaxy S24 series, Samsung introduced Galaxy AI, a suite of software powered by artificial intelligence and Genetic AI. These features are currently only available on the Galaxy S24 series, but are expected to roll out to the Galaxy S23 series, Galaxy Z Flip 5, Galaxy Z Fold 5, and Galaxy Tab S9.
With Bixby, Galaxy S24 users can easily activate and use Galaxy AI features . For example, you can ask Bixby to summarize a webpage you’re viewing or contact a hotel for your international trip in the local language. You can also ask Bixby to summarize a note in Samsung Notes or transcribe a voice recording in a specific language. You can also activate the Interpreter feature using a Bixby voice command. Bixby is now compatible with these Samsung apps: Interpreter, Phone, Samsung Internet, Samsung Notes, and Voice Recorder.
See also: Samsung Galaxy S24: See the AI capabilities of the phones
You can initiate real-time translation during phone calls, correct grammar or spelling while typing using the Samsung Keyboard, create web page summaries, and automatically create cover pages for notes in Samsung Notes. For situations where you're interacting with someone who speaks a different language, ask Bixby to activate Interpreter mode for real-time, face-to-face translation.

All of these Galaxy AI features will be compatible with Bixby voice commands in supported languages: Chinese, English (India, UK, US), French, German, Italian, Korean, Portuguese, and Spanish (Brazil and Spain).
See also: Forget screen protectors, the Galaxy S24 Ultra practically wears armor
For those who don’t know, Bixby is a personal assistant created by Samsung that offers a plethora of features to enhance the user experience. Some of the key features include the ability to perform voice commands, such as calling contacts, sending messages, and setting reminders. Additionally, Bixby can control various apps and phone functions, such as the camera, music, brightness and sound settings, and web. This way, users can use their apps without having to touch their screen.
Bixby is also designed to learn from the user’s habits and adapt accordingly. This means it can suggest apps or features that the user uses frequently, saving time and making the user experience more enjoyable. Finally, Bixby can connect with other Samsung devices, such as TVs and refrigerators, to provide an efficient and unified experience. This allows users to control various devices with their voice, creating a more convenient and flexible environment.
Source: sammobile
