Another option is Gladia, which offers a high-powered AI transcription API that turns raw audio into useful information. It offers multilingual speech-to-text translation in 99 languages and speaker diarization and code-switching options. The service also can summarize documents and classify topics, and it has strong security and encryption. Gladia's pricing starts with a free tier and goes up to a Pro plan costing $0.612 per hour, so it's good for a range of budgets.
If you need low-cost, high-accuracy transcriptions, Deepgram offers a range of APIs including speech-to-text and text-to-speech. It can handle multiple languages and offers detailed transcription data that's good for speech analytics and media transcription. Deepgram's pricing is transparent and flexible, including a free $200 credit, so it's a good option for many business needs.