AssemblyAI vs Deepgram vs File Transcribe is usually the wrong three-way until you name the buyer. AssemblyAI and Deepgram sell speech-to-text APIs. File Transcribe sells an upload, edit, export workspace. If you are a developer wiring transcription into a product, the APIs win. If you have a Zoom MP4 and need a transcript today, the APIs are extra work.
This comparison is for people who landed here from an API roundup and still have a file to transcribe, plus builders who need an honest split. Broader API list: best transcription APIs for developers. Upload path: File Transcribe.
Prices below are directional for mid-2026. Confirm on each vendor site.
Quick picks
| If you are... | Pick |
|---|---|
| Shipping transcription inside your app | AssemblyAI or Deepgram |
| Need lowest latency streaming | Deepgram (typical strength) |
| Need LLM-style speech understanding features | AssemblyAI (typical strength) |
| Have a recording and want editable text + SRT | File Transcribe |
| Do not want to write integration code | File Transcribe |
What each product actually is
Buyer
- AssemblyAI
- Developers
- Deepgram
- Developers
- File Transcribe
- People with files
Interface
- AssemblyAI
- API, docs, dashboard
- Deepgram
- API, docs, dashboard
- File Transcribe
- Browser upload + editor
Guest try
- AssemblyAI
- API keys and billing
- Deepgram
- API keys and billing
- File Transcribe
- Homepage upload
Editor
- AssemblyAI
- You build it
- Deepgram
- You build it
- File Transcribe
- Speaker labels, timestamps, export
Captions
- AssemblyAI
- You implement
- Deepgram
- You implement
- File Transcribe
- SRT/VTT after sign-in on paid plans
Meeting bot
- AssemblyAI
- No
- Deepgram
- No
- File Transcribe
- No
Official docs: AssemblyAI · Deepgram.
File Transcribe uses speech APIs under the hood. That does not make File Transcribe an API product. You are buying the workspace, not a per-minute SDK.
AssemblyAI: best when you want a speech understanding API
AssemblyAI is a developer platform: transcribe, then layer summaries, topics, or other speech models in the same stack. Fine when transcription is a feature inside your SaaS.
Strengths: One vendor for transcribe-plus-understanding if those add-ons match your roadmap. Solid docs for product teams.
Tradeoffs: You still build storage, an editor, speaker UX, and caption export. Not a tool a journalist opens after an interview.
Pick AssemblyAI if you are integrating. Pick File Transcribe if you are the end user of the transcript.
Deepgram: best when streaming speed is the product
Deepgram is widely chosen for real-time and voice-agent pipelines. If your product is a live caption or a voice bot, start here and read their current latency claims on their site.
Strengths: Streaming-first reputation. API-shaped billing.
Tradeoffs: Same as any API. No guest transcript editor. No "download SRT for YouTube" button.
Pick Deepgram if live audio in your app is the job. Pick File Transcribe if the audio is already a file on disk.
File Transcribe: best when you are not building an API product
File Transcribe is for students, journalists, and creators who upload MP3, WAV, M4A, MP4, and get editable text. Guest try, speaker labels, timestamps, TXT export. SRT/VTT on paid plans after signup.
Strengths: No code. No bot in the meeting. Works after Zoom, Meet, or a voice memo export.
Tradeoffs: Not an API you embed in your app. Not a live meeting assistant.
Intent examples: Zoom meetings · voice memos · MP3 to text.
Pick File Transcribe if the job is "file in, transcript out." Pick AssemblyAI or Deepgram if the job is "our product transcribes our users' audio."
Side-by-side decision
| Job | Winner |
|---|---|
| Build a voice feature | Deepgram or AssemblyAI |
| Add summaries inside your product | Often AssemblyAI, confirm current models |
| Transcribe one interview this afternoon | File Transcribe |
| Client Zoom with no bot | Record natively, File Transcribe |
| YouTube captions from an MP4 | File Transcribe |
| Lowest $ per hour at millions of minutes | The APIs, with engineering cost counted |
Developer roundup: best transcription APIs for developers.
FAQ
Is File Transcribe a Deepgram or AssemblyAI wrapper I should just call myself?
File Transcribe is a product with an editor and export. Calling an API yourself is cheaper per hour only after you build everything around it.
AssemblyAI vs Deepgram for a startup MVP?
Pick based on streaming vs batch and which docs you finish faster. Then confirm pricing on their sites. Neither replaces an editor for your own team's recordings.
Can I use File Transcribe and an API together?
Yes. Use File Transcribe for internal files. Use an API inside the product you ship to customers.
Do AssemblyAI and Deepgram provide speaker labels?
Both offer diarization as API features. You still have to store audio, show speakers in a UI, and export captions. File Transcribe already does that for uploaded files.
Which is cheapest?
APIs look cheap per minute. Add engineering time. File Transcribe looks like a SaaS seat. Add zero integration. Compare the full job, not the rate card.
Bottom line
AssemblyAI and Deepgram are for builders. File Transcribe is for people with recordings. If you searched this comparison because you have an MP4, skip the API keys and upload the file.
Try File Transcribe free · Audio to text · Pricing
More guides
- Detect topics and keywords with AI
- AI sentiment and intent in transcriptions
- How AI transcriptions save time
- Test transcription accuracy
- Transcription guides