> For a complete documentation index, fetch https://docs.voximplant.ai/llms.txt # IBM ## Docs - [IBM](https://docs.voximplant.ai/api-reference/voxengine/voice-list/ibm/overview.md): List of available IBM TTS voices for the Call.say(/api-reference/voxengine/call#say) and… - [Neural](https://docs.voximplant.ai/api-reference/voxengine/voice-list/ibm/neural.md): List of available premium IBM TTS voices for the Call.say(/api-reference/voxengine/call#say) and…