API Pricing
Always know what you'll pay.
Access real-time transcription with high accuracy and low latency.
*Must be used with PII Redaction
Unlock the information in your audio
Enter your estimated input size, output size, and final model to get a price estimate.
Input size
Number of tokens in the transcripts + prompt + context.
Max output size
Max number of tokens for LeMUR to generate.
Model
LeMUR Default: Suitable for most use cases and better at understanding complicated input.
LeMUR Basic: Suitable for basic use cases like quick summaries and answering simple questions.
*in addition to Core Transcription pricing
For businesses with large volume, additional support needs, and/or bespoke use cases.
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.
Absolutely! If you plan to send large volumes of audio and video content through our API, please reach out to us here to see if you qualify for a volume discount.
Files take around 25% of their duration to process. For example, a 20 minute audio or video file would take 5 minutes to process.
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.
Feel free to email us at support@assemblyai.com, or click the chat button in the bottom right corner of your browser to chat live with our API Support team!
We support over 16 languages and counting, including Global English (English and all of its accents).
In the context of a Large Language Model (LLM), a "token" is the smallest unit of text processed by the model. 100 tokens roughly maps to ~75 words.