---
title: "ElevenLabs API iOS SDK v3.3.1 reconciles agent messages by response_id: 2026-09-14 | Harbyn"
description: "ElevenLabs API iOS SDK v3.3.1 reconciles agent messages by response_id, announced Sep 14, 2026."
canonical: "https://harbyn.com/changes/elevenlabs/2026-09-14-sdk-releases-3"
last-updated: 2026-10-04
---

# ElevenLabs API iOS SDK v3.3.1 reconciles agent messages by response\_id

Markdown version of <https://harbyn.com/changes/elevenlabs/2026-09-14-sdk-releases-3>.

Behavior change - ElevenLabs API. low severity. In effect.

iOS SDK v3.3.1 reconciles agent messages by response\_id instead of event\_id, preserving multiple responses around tool calls and preventing streamed parts or corrections from attaching to the wrong message.

## Facts

| Fact | Value |
| --- | --- |
| Vendor | [ElevenLabs API](https://harbyn.com/vendors/elevenlabs.md) |
| Kind | Behavior change |
| Severity | low |
| Status | In effect |
| Announced | Sep 14, 2026 |
| Added to Harbyn | Oct 4, 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 ElevenLabs API, 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://elevenlabs.io/docs/changelog.md> (changelog, fetched 2026-10-04 04:50 UTC, sha256 `43059b8c565217296a65aec4778d9144268c3e8a8f519bf3cab220b206846b58`)

## Related changes

### More from ElevenLabs API

- [Convai widget packages 0.18.2 fix duplicate replies and throttle user\_activity events](https://harbyn.com/changes/elevenlabs/2026-09-14-sdk-releases-5.md) (Behavior change, announced Sep 14, 2026)
- [Data collection value constraint field deprecated](https://harbyn.com/changes/elevenlabs/2026-09-07-elevenagents-4.md) (Deprecation, announced Sep 7, 2026)
- [CLI v1.2.0 makes eleven\_v3 the default TTS model and adds elevenlabs say](https://harbyn.com/changes/elevenlabs/2026-09-07-sdk-releases-4.md) (Behavior change, announced Sep 7, 2026)
- [Conversation filters no longer accept the missing operator](https://harbyn.com/changes/elevenlabs/2026-09-21-api-12.md) (Breaking change, announced Sep 21, 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)