Is it cheaper to use the voices provided by vapi w...
# support
p
I was checking within 11Labs, and I already purchased the Creator plan, cloned my voice, and everything is set up. I also connected the API to BAPI and assigned that voice to my assistant, and it’s working fine. The issue is that I’ve noticed within 11Labs that each time I use that voice, my credits decrease. I consume about 1,000 credits per call, and from what I understand, the Creator plan in 11Labs provides 100,000 credits, which will allow me to make approximately 100 calls. So, my question is: when I use voices provided by BAPI from 11Labs, am I consuming additional credits? In other words, does the cost not get added separately to 11Labs? However, when I use my cloned voice, I understand I also need to pay the additional cost within 11Labs. Is that correct? Could someone explain how this works and clarify the cost differences between using the voices provided by BAPI within 11Labs versus using my own cloned voice in 11Labs?
v
@Paolo I'm glad to hear that you've successfully set up your cloned voice with BAPI and that it's working well for you. Regarding your query about credit consumption and costs, here's how it works: When you use the voices provided by BAPI, including your own cloned voice from Elevenlabs (11Labs), you are indeed consuming credits from your Elevenlabs account. Each API call to generate speech with your cloned voice deducts credits from your balance based on the length of the generated audio and the specific pricing plan you are on. With the Creator plan, you mentioned that you receive 100,000 credits. If you're consuming about 1,000 credits per call, it means you can make approximately 100 calls, as you've calculated. This consumption rate is part of the service provided by Elevenlabs, and it's separate from any other costs or credits you might have with BAPI. The cost difference between using standard BAPI voices and your own cloned voice from Elevenlabs typically lies in the credit consumption rate. Standard voices might have a different rate of credit consumption compared to a cloned voice, which could be higher due to the personalized nature of the service. To summarize, using any voice through the Elevenlabs API, whether a standard voice or your cloned voice, will consume credits from your Elevenlabs account. The rate at which credits are consumed depends on the pricing plan you're on and the type of voice you're using. If you need a detailed breakdown of credit consumption for different types of voices or further clarification on pricing, please ask support for more info on this. They can provide you with the most accurate and up-to-date information tailored to your specific use case and plan.
You can continue this conversation by mentioning me in the message.
p
Pero mi pregunta entonces es, ¿por qué cuando ni siquiera incluyo la API de Levenlabs, igual puedo utilizar voces que son parte de Levenlabs? O no sé si es que, ¿cómo funciona eso? Porque yo sin tener una cuenta de Levenlabs ya podía utilizar un par de voces. Entonces, ¿por qué cuando utilizo una voz, digamos, importada desde mi cuenta de Levenlabs, me cobran adicionalmente esos créditos, y si es que utilizo las voces que proporcionaba API, no hay ese consumo de créditos?
My question then is, why can I still use voices that are part of ElevenLabs even when I haven’t included the ElevenLabs API? Or how does that work? Because even without having an ElevenLabs account, I was already able to use a couple of voices. So why is it that when I use a voice imported from my ElevenLabs account, I get charged additional credits, but when I use the voices provided by VAPI, there’s no consumption of credits?
c
If you can find a voice in the Voice Library instead of using your own voice that would be significantly cheaper for you. Unfortunately, the only way to use your own custom 11labs voice is using your API key to access it - this will then switch you to using your own credits. Stick with VAPI's super low rates if you can.
p
Thanks a lot chris!
I am trying to figure out the specific service required to implement virtual numbers within VAPI. Currently, I am aware that providers like Vonage or Twilio can be used for this purpose. However, we are exploring partnerships with local providers in Ecuador due to their better connectivity with local operators and more competitive pricing. The challenge I am facing is how to clearly describe the capabilities and functionalities these virtual numbers must have to work seamlessly with VAPI. As far as I understand, it is possible to use a provider other than Twilio or Vonage. According to VAPI’s documentation AI, the following requirements need to be fulfilled when using your own phone number: 1. Credential ID: The credential ID of your SIP trunk or carrier. 2. Phone Number Details: Information about the phone number being used. 3. Configuration Settings: Any necessary configuration settings to enable integration. The documentation also mentions that this setup typically requires an enterprise-level implementation. For specific implementation details or next steps, they recommend reaching out to their support team directly. Could you provide guidance on how to describe these requirements clearly to local providers and any insights on how the integration process would work with a provider that isn’t Twilio or Vonage?
s
@Paolo First, it is not BAPI, it's VAPI. Regarding the costs, as @Chris Laupama has answered, I believe your initial doubt is resolved - if not, please let me know. As for using other telephony providers, you can use them within VAPI through SIP Trunking. You'll need to check with your telephony provider if they support this feature. If they do, then you can use any number with VAPI. Let me know if your telephony providers supports SIP Trunking then I will share the next process.
p
all right i will let you know as soon i have. response from my telephony providers
Also: I am working on improving the response time of my assistant and would like to confirm that everything is optimally configured to achieve the best possible performance. I would also like to understand if there are additional adjustments that can be implemented. Below, I outline the key points of my configuration and areas of inquiry: I understand that the number provider may influence latency. But besides that for • TTS and ASR: • I am using Eleven Labs for TTS, specifically the multilingual model, as it is the only one available for my needs. I would like to know if the “Flash” model would provide faster response times or if there are significant latency differences between the two. • Additionally, I would like to confirm if Cartesia, as an alternative for TTS or ASR, could offer better latency compared to Eleven Labs. Do you have any benchmarks or recommendations regarding this? 2. VAPI Configurations: • I have adjusted the “Wait Seconds” and “Stop Speaking Plan” parameters to the lowest possible settings. Currently, they are configured as follows: • Wait Seconds: 0.1 seconds. • Stop Speaking Plan: 1 word to stop the assistant, 0.4 seconds voice tolerance, and 1 second back-off time to resume speaking. soo.. • Are there any other settings within VAPI that could help further reduce latency? • Are there any adjustments or integrations you recommend when using TTS, ASR, or number providers to minimize response times? • Regarding the number provider, which specific parameters should I look for to ensure optimal response time and audio quality? What are these parameters called?
s
1. Eleven Labs is currently the best in the market. If possible, use the Turbo V2 and multilingual models instead of the Flash model for now, as it's still new and may have some issues. In terms of latency, all models perform well except when compared to Flash. 2. For the Deepgram transcriber, set its endpoint timing to 300ms and waitSeconds to 0.8 to better capture words. The Stop Speaking Plan works well. Regarding your questions about "number providers to minimize response times" and "parameters for optimal response time and audio quality" - could you please provide more context about what specific aspects you'd like to know about?
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