---
title: "AssemblyAI Reduced hallucinations on silent multichannel audio: 2026-10-16 | Harbyn"
description: "AssemblyAI Reduced hallucinations on silent multichannel audio, announced Oct 16, 2026."
canonical: "https://harbyn.com/changes/assemblyai/2026-10-16-reduced-hallucinations-on-silent-multichannel-audio"
last-updated: 2026-10-25
---

# AssemblyAI Reduced hallucinations on silent multichannel audio

Markdown version of <https://harbyn.com/changes/assemblyai/2026-10-16-reduced-hallucinations-on-silent-multichannel-audio>.

Behavior change - AssemblyAI. low severity. In effect.

Voice-activity-based silence trimming is now enabled for all English multichannel transcription, reducing hallucinations caused by long silent stretches on individual channels. English multichannel audio only.

## Facts

| Fact | Value |
| --- | --- |
| Vendor | [AssemblyAI](https://harbyn.com/vendors/assemblyai.md) |
| Kind | Behavior change |
| Severity | low |
| Status | In effect |
| Announced | Oct 16, 2026 |
| Added to Harbyn | Oct 25, 2026 |
| Lead time | No dated deadline |
| Review | Reviewed by a person, extracted by a model |

## Find it in your code

```sh
npx harbyn scan
```

This change names no identifier the scanner can match line by line, so the scan tells you whether your repository uses AssemblyAI, from its packages and API hosts. Nothing leaves your machine.

## Sources

Where this event comes from: the page we read, when we read it, and the hash of that snapshot.

- <https://www.assemblyai.com/changelog> (changelog, fetched 2026-10-21 14:31 UTC, sha256 `031c33b04ecfcdc53d69052d07de8b0c1942c585cf171cd8527fa5ea2ac2bdf1`)

## Related changes

### More from AssemblyAI

- [Clearer error for deleted API keys](https://harbyn.com/changes/assemblyai/2026-10-07-clearer-error-for-deleted-api-keys.md) (Behavior change, announced Oct 7, 2026)
- [Legacy Summarization and Auto Chapters retire October 20](https://harbyn.com/changes/assemblyai/2026-10-06-legacy-summarization-and-auto-chapters-models-deprecated.md) (Retirement, effective Oct 20, 2026)
- [Summarization chapter count scales with audio length](https://harbyn.com/changes/assemblyai/2026-09-29-summarization-chapter-count-scales-with-audio-length.md) (Behavior change, announced Sep 29, 2026)
- [French transcript punctuation fix](https://harbyn.com/changes/assemblyai/2026-09-16-french-transcript-punctuation-fix.md) (Behavior change, announced Sep 16, 2026)

### Changes at other vendors

- [Amazon Selling Partner API: ORDER\_CHANGE notifications add PreFulfillmentStatusChange for Amazon Autos](https://harbyn.com/changes/amazon-sp-api/2026-10-14-sp-api-updates-new-listings-items-api-ivp-values-in-eu5-jp-and-ca-stores-oct-3.md) (effective Oct 28, 2026)
- [BigCommerce: 301 redirects will apply only to storefront channels](https://harbyn.com/changes/bigcommerce/2026-10-07-301-redirects-now-apply-to-storefront-channels-only.md) (effective Nov 10, 2026)
- [GitHub: Secret scanning audit log business field changes to enterprise slug](https://harbyn.com/changes/github/2026-10-20-updates-to-github-secret-scanning-7.md) (effective Nov 12, 2026)
- [Jira / Atlassian Cloud: New IP address ranges in use from January 1, 2027](https://harbyn.com/changes/atlassian-jira/2026-10-16-atlassian-cloud-adds-new-ip-address-ranges.md) (effective Jan 1, 2027)

[All upcoming deadlines](https://harbyn.com/deadlines.md)