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#API comparison

Conceptual illustration of private on-network audio transcription: a cyan waveform enters a shielded vault while the cable to a third-party cloud is severed — AssemblyAI Sync API alternative metaphor
Comparisons 6 min read

AssemblyAI Sync API Alternative: Private HTTP Transcription Without the Third-Party Hop

AssemblyAI Sync is one-shot HTTP STT at ~134 ms p50 and $0.45/hr, but the default host still sends audio off-network. Privocio keeps that POST-and-read DX on private infrastructure with flat 4-week pricing.

Sarah Mitchell
Developer migrating from OpenAI Realtime API to private flat-rate streaming speech-to-text
Developer Guides 8 min read

Migrating Off OpenAI Realtime API: A Developer's Guide to Private, Flat-Rate Streaming STT

I've migrated 4 voice agents off OpenAI Realtime API. Here's the SDK swap, 400+ hr/month cost math, and which migration path to pick.

Sarah Mitchell
Multilingual speech-to-text API language coverage globe illustration
Comparisons 5 min read

Multilingual Speech-to-Text APIs: Language Coverage and Accuracy Compared

I tested six multilingual STT APIs on a 47-language corpus. Language counts on marketing pages rarely match production accuracy. Here's how to pick the right API for your markets.

Sarah Mitchell
Privocio vs Azure Speech comparison - voice waveform and cloud infrastructure concept
Comparisons 6 min read

Privocio vs Azure Speech: Privacy, Pricing, and Microsoft Ecosystem Compared

I've benchmarked Privocio and Azure Speech on the same enterprise call recordings. Here's how Microsoft ecosystem integration, privacy, and pricing compare at production volumes.

Sarah Mitchell
Privocio vs AWS Transcribe comparison cover showing cloud speech-to-text infrastructure
Comparisons 5 min read

Privocio vs AWS Transcribe: Privacy, Pricing, and Enterprise Control Compared

I've benchmarked Privocio and AWS Transcribe on the same call-center audio. Here's how pricing, privacy, and developer experience compare at production volumes.

Sarah Mitchell
Laptop with code editor connected to three API cards, illustrating a developer comparison of speech-to-text APIs
Comparisons 8 min read

Comparing Speech-to-Text APIs for Developers in 2026: Privacy, Speed, and Cost

I've spent six years evaluating speech-to-text APIs for production. Here's the 2026 comparison of privacy architecture, speed under load, and true cost at scale.

Sarah Mitchell
Privocio vs Google Cloud Speech-to-Text: Privacy, Pricing, and Control Compared
Comparisons 5 min read

Privocio vs Google Cloud Speech-to-Text: Privacy, Pricing, and Control Compared

At 200 hours/month, Google Cloud costs $288. Privocio costs $19 flat. Here is how privacy, pricing, and control compare.

Sarah Mitchell
Privacy-Focused Whisper API Alternatives: 5 Options That Keep Your Audio Yours
Comparisons 5 min read

Privacy-Focused Whisper API Alternatives: 5 Options That Keep Your Audio Yours

I've tested every major Whisper alternative that claims privacy. Here are 5 options that actually keep your audio data under your control, from edge devices to self-hosted deployments.

Sarah Mitchell

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