6,622 tools, each one opened, scored and signed by a Toolio reviewer

Assembly AI

Transcribes speech to text.

Checked 4 Oct 2026 Reviewed by Alex Listed since August 2024

Screenshot of Assembly AI

At a glance

Starts at From $19 per month Includes basic plan with limited usage.
Free tier Yes, limited
Platforms Web, API
Best for Developers, content creators

4.0 out of 5

Scored by Alex after real use

Our verdict

AssemblyAI excels at transcribing real-world audio accurately but lacks customizability options.

✓What it does well

High accuracyUniversal-3.5 Pro handles real-world audio effectively.
Multi-language supportSupports over 90 languages including English, Spanish, and French.
Real-time processingOffers real-time transcription for live events or chats.

✕Where it falls short

Limited customization optionsNo advanced tweak settings available.
Requires cloud hostingDoes not support on-premises deployment out of the box.
Higher costs for additional featuresCharges extra for premium services and models beyond basic plan.

Key features

Speech-to-text APIPre-recorded audio transcriptions available.
Real-time transcriptionFor live events or real-time chat support.
Understanding APIExtracts key insights and entities from speech data.
Self Hosted Voice AISupports on-premise deployment for private servers.

Questions about Assembly AI

What does Assembly AI do?

Assembly AI transcribes speech to text, with a speech-to-text API for pre-recorded audio and real-time transcription for live events or chat support. An Understanding API extracts key insights and entities from speech data, and the reviewer says it transcribes real-world audio accurately.

How much does Assembly AI cost?

Assembly AI has a limited free tier, and paid plans start with Basic at $19 per month, which covers unlimited transcriptions in English only. The Pro plan costs $49 per month and adds up to 10 languages with unlimited usage.

What are the drawbacks of Assembly AI?

The main drawback is limited customization, since Assembly AI offers no advanced tweak settings. Costs also rise for additional features, because premium services and models beyond the basic plan carry extra charges.

Who is Assembly AI for?

Assembly AI is best for developers and content creators who need accurate transcription of real-world audio, either from recordings or in real time for live events and chats. It runs on the web and through an API, and Alex scored it 4.0 out of 5 after real use.

What are some alternatives to Assembly AI?

Toolio lists AskAI and Bluedot AI Meeting Record Chrome Extension as alternatives to Assembly AI. AskAI is described as a way to deflect support requests by 75% that adds to existing live chat providers, while Bluedot is an AI note taker for Google Meet, Zoom and MS Teams.

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