Speech to Text and Accessibility: Why Captions and Transcripts Matter
By the Speakmi team · Updated October 2, 2026 · 2 min read
Audio and video exclude people who cannot hear them, and often people who cannot play sound at that moment. Text alternatives solve this, and speech-to-text makes them much faster to create.
Who benefits
- Deaf and hard-of-hearing people.
- Non-native speakers who understand written language better than fast speech.
- People watching in a noisy place, or in a quiet place without headphones.
- People who process written information more easily, or who want to search the content.
What accessibility guidelines expect
The Web Content Accessibility Guidelines (WCAG) ask for captions on prerecorded video with audio, and for a text alternative such as a transcript for audio-only content. Meeting these expectations also helps you comply with accessibility laws in many countries, although the exact legal requirements depend on where you operate.
What makes a good caption or transcript
- Accurate: names, numbers, and technical terms are correct.
- Synchronized: captions appear when the words are spoken.
- Complete: includes meaningful non-speech sounds such as [applause] or [phone rings].
- Identified: shows who is speaking when it is not obvious.
A practical process
Generate a first draft with the transcriber, download the SRT or VTT file, then review it while watching the video. Fix errors, add sound descriptions, and upload the captions to your video platform. Publish the transcript on the page for audio-only content. AI saves hours, but a person should always review the result.