Deepgram vs AssemblyAI

Both are speech-to-text APIs. Deepgram is generally cheaper and faster for realtime; AssemblyAI ships more downstream analysis out of the box.

Deepgram

Free plan

Pick Deepgram if…

Latency and per-hour cost dominate.

Full details Visit ↗

AssemblyAI

Free plan

Pick AssemblyAI if…

You want summaries and topic detection included.

Full details Visit ↗

Side by side

	Deepgram	AssemblyAI
Pricing	Free plan	Free plan
Category	Audio & Voice	Audio & Voice
Best known for	Fast, cheap speech-to-text API built for high volume.	Speech-to-text API with diarisation, topics and summarisation.
Tags	transcription, api, realtime	transcription, api, diarisation

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Comparisons are editorial and can't be bought. Pricing models change — check both vendors before deciding. Some links earn a commission; see the disclosure.