Speechmatics
Speech recognition API for pre-recorded and real-time audio, with models tuned for voice agents and healthcare, plus text-to-speech. Usage is billed per hour of audio, and new accounts receive $100 in free credits without a card.
AI tool intelligence
Explore AI tools
Track useful AI products by workflow, pricing, traction and the ecosystem entities behind them.
Advisor
Ask for a workflow, not a keyword.
The advisor turns a requirement like “image generation for campaign thumbnails” into ranked tool suggestions with fit reasons.
Tool index
PolyAI
Enterprise voice AI company whose platform builds phone agents for customer service, alongside a self-serve API for its Dialog-RSN-1 voice model. The API is billed per connected minute and per token, while the full agent platform is priced per minute through sales.
