
Retell AI
Bland AI
Smith.ai
Bolna
Voiceflow
Deepgram
Goodcall
Voice AI Infrastructure for the Internet

Deepgram
Eleven Labs
Speechmatics
Express Scribe
Descript
Otter.ai
Wispr Flow
Robust and Accurate Multilingual Speech Recognition

Which is more popular?
AssemblyAI might be a bit more popular than Vapi. We know about 9 links to it since March 2021 and only 9 links to Vapi.
Website, pricing, platforms and company facts side by side.
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| Website | vapi.ai | assemblyai.com |
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In their own words, as submitted to SaaSHub.


No description of Vapi yet.
Build powerful AI experiences for your end users on the industry’s leading speech-to-text models. The API offers high-accuracy transcribing and understanding accented speech, even with background noise or in a natural conversation. AI models are easy to integrate and always up-to-date. Join over...
What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Vapi yet.
Overall verdict
Why this product is good
Recommended for
AssemblyAI is recommended for software developers, businesses, and enterprises that require transcription services, real-time audio processing, or want to implement AI-driven analytics on audio content. It's particularly suitable for industries like media production, call centers, education, and any other sector that relies heavily on audio data.
Walkthroughs and reviews on video.
Exploring Vapi A Quick Review - Discuss what is needed to compare to Air.Ai
More videos
Build an AI agent with LiveKit for real-time Speech-to-Text 🤖 | Full Python tutorial
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Vapi and AssemblyAI. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Developers shouldn’t have to guess what happens to their conversations once they hit the platform. With Vapi and Retell, “ownership” often comes with strings attached. SigmaMind AI takes the opposite stance: your data...
Iâd recommend Vapi if you are planning to create advanced AI meeting agents. It is great for creating custom flows and integrates easily with all of your databases, CRMs, and knowledge bases.
Vapi is a San Francisco-based AI Voice Agent Development Agency founded 2023. This company is well-known for its developer-first platform that supports businesses to deploy their own AI voice agents. Vapi is one of...
We have no reviews of AssemblyAI yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


The Vapi platform helps developers build and deploy voice agents and AI products in Python, React, and TypeScript. It provides two ways to make intelligent voice apps. It's assistant's option allows you to create simple conversational... - Source: dev.to / 8 months ago
It can make/take phone calls[0], but they need to be prompted on the nature of the call, the data they need, and how to collect it. They can also output the results of the call via API. An AI agent from Masterworks recently called me... - Source: Hacker News / 8 months ago
### Resources **VAPI Documentation:** [vapi.ai/docs](https://vapi.ai/docs) – Voice agent API, webhook integration, real-time call transcription, intent detection endpoints, assistant configuration, function calling. **Twilio Voice... - Source: dev.to / 9 months ago
It’s about value—saving time, money, and effort. Traditional transcription services charged $1-2 per audio minute. Imagine needing 10 hours transcribed—that’s $600 to $1,200, just to get your words on paper. With tools like Assembly AI... - Source: dev.to / almost 2 years ago
The auto caption is from assemblyai.com, they do a pretty good job. As for manual, you can do `Add Layer` > `Text` from the short-form editor then trim each text layer. Its slow going though. Ideally we will figure out a better interface... Source: over 3 years ago
Assemblyai is a great tool for extracting transcripts from videos, I have used it for investor presentations from other sources. - Source: dev.to / about 4 years ago
When comparing Vapi and AssemblyAI, you can also consider the following products.

API that enables developers to build human-like voice agents
Compare Retell AI to Vapi or AssemblyAI:



The most realistic and versatile AI speech software, ever. Eleven brings the most compelling, rich and lifelike voices to creators and publishers seeking the ultimate tools for storytelling.
Compare Eleven Labs to Vapi or AssemblyAI:

Smith.a is one of the best virtual receptionist and chat services that offer phone calls, answer chats and take messages for you and your staff.
Compare Smith.ai to Vapi or AssemblyAI:

The most accurate and inclusive speech-to-text API ever released.
Compare Speechmatics to Vapi or AssemblyAI: