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Simple billing for companies of all sizes - from startups to Fortune 500s. Always know what you'll pay with our Pay-as-you-Go pricing.

Only when you transcribe.

Pay per second of audio transcribed. One simple price, with all features included. Only pay for successfully transcribed audio/video files. Start today with a free trial, and then add a credit card to continue.

Start now for free


Transcribing large volumes of audio/video content? Get in touch for volume discounts, monthly invoicing, and Enterprise support.

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Can I sign up for free? Yes! You can use the API for free on a limited trial. Simply add a credit card to your account at any time to upgrade from the trial.

How does billing work? Great question. Once you add a credit card and deposit funds into your account, your account's funds will be drained as you use the API.

Do you offer volume discounts? Absolutely! If you plan to send large volumes of audio/video content through our API, please reach out to to see if you qualify for a volume discount.

How fast does it take for audio/video files to process? Files take around 25% of their duration to process. For example, a 20 minute audio/video file would take 5 minutes to process.

Are all features included? Yes! All features are included in the $0.00025/second transcribed pricing.

How can I talk to someone? Feel free to email us at, or click the chat button in the bottom right corner of your browser to chat live with our API Support team!

What languages do you support? At this time we support Global English (English and all of its accents), and will be launching support for 35 more languages by early 2022.

Estimate your spend
Only pay for what you transcribe.

How much do you expect to transcribe?

500 hours

Your estimated monthly spend



Based on your usage, we expect you'll spend this much per month with the AssemblyAI API.

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