Which AI transcription platforms offer the best speaker diarization and custom vocabulary training for niche industry terminology in our podcast?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Which AI transcription platforms offer the best speaker diarization and custom vocabulary training for niche industry terminology in our podcast?
4 real searches · 1 real-search pass
AI transcription platforms speaker diarization custom vocabulary phrase boosting glossary podcast Deepgram AssemblyAI Speechmatics Sonix Descript 2026Google ↗
OBSERVEDOther / navigational
Deepgram custom vocabulary keyterm prompting speaker diarization documentationGoogle ↗
OBSERVEDInstruction
AssemblyAI speaker diarization custom vocabulary keyterms documentationGoogle ↗
OBSERVEDInstruction
Speechmatics diarization custom dictionary custom vocabulary transcription documentationGoogle ↗
OBSERVEDInstruction
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (4)
Classes come from the query-classifier (a local Laya model). 4 of 4 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT4 real searches · gpt-6
AI transcription platforms speaker diarization custom vocabulary phrase boosting glossary podcast Deepgram AssemblyAI Speechmatics Sonix Descript 2026 Google ↗
Deepgram custom vocabulary keyterm prompting speaker diarization documentation Google ↗
AssemblyAI speaker diarization custom vocabulary keyterms documentation Google ↗
Speechmatics diarization custom dictionary custom vocabulary transcription documentation Google ↗
- Benchmarks · assemblyai.com
- How can I make certain words more likely to be transcribed? · assemblyai.com
- Speech-to-text prompting with AssemblyAI Universal-3.5 Pro · assemblyai.com
- AssemblyAI · assemblyai.com
- Keyterm Prompting · developers.deepgram.com
- Speaker Diarization · developers.deepgram.com
- Feature Overview · developers.deepgram.com
- Deepgram · deepgram.com
- Custom dictionary · beta-docs.speechmatics.com
- Speechmatics Features, Functionality and Deployments · speechmatics.com
- Deployments — Overview · docs.speechmatics.com
- Speechmatics · speechmatics.com
- Transcription · elevenlabs.io
- Keyterm prompting · elevenlabs.io
- ElevenLabs · elevenlabs.io
- AI Transcription Software: Fast, Accurate Speech-to-Text 2026 · sonix.ai
- FAQ - Frequently Asked Questions About Sonix Transcription · sonix.ai
- How do I use the Custom Dictionary? · help.sonix.ai
- Sonix · sonix.ai
Queries
4 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
AI transcription platforms speaker diarization custom vocabulary phrase boosting glossary podcast Deepgram AssemblyAI Speechmatics Sonix Descript 2026 OBSERVED | Google ↗ AI Mode ↗ | — | Other / navigational | — | — | 1x of 1 | |
Deepgram custom vocabulary keyterm prompting speaker diarization documentation OBSERVED | Google ↗ AI Mode ↗ | — | Instruction | — | — | 1x of 1 | |
AssemblyAI speaker diarization custom vocabulary keyterms documentation OBSERVED | Google ↗ AI Mode ↗ | — | Instruction | — | — | 1x of 1 | |
Speechmatics diarization custom dictionary custom vocabulary transcription documentation OBSERVED | Google ↗ AI Mode ↗ | — | Instruction | — | — | 1x of 1 |