# Duckle vs Zendesk AI: who uses which

On usedby, 21 companies use Duckle and 27 use Zendesk AI. 2 companies use both, including Discord and Slack. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side. Latest check 2026-10-05: 40 of 48 public lines checked.

## Side by side

|  | [Duckle](https://www.usedby.ai/tools/duckle.md) | [Zendesk AI](https://www.usedby.ai/tools/zendesk-ai.md) |
|---|---|---|
| Public customers | 21 | 27 |
| Confirmed | 4 | 14 |
| Observed | 17 | 12 |
| Signals (job posts) | 0 | 1 |
| Top industries of customers | Artificial Intelligence (3), DevTools & Infrastructure (3), Data & Analytics (2) | DevTools & Infrastructure (4), Travel & Hospitality (3), E-commerce & D2C (2) |
| Category | Customer Service Automation | Customer Service Automation |
| Integrations | Slack, Discord, Gmail, Confluence, Notion, Google Drive, Sentry, Jira, Linear, GitHub, Zendesk, Intercom ([duckie.ai](https://duckie.ai/integrations), checked 2026-10-07) | Shopify, Microsoft Teams, Pipedrive, Klaviyo, GIPHY ([zendesk.com](https://www.zendesk.com/marketplace/), checked 2026-10-07) |
| Data processing terms | — | A data processing agreement is available. ([zendesk.com](https://www.zendesk.com/trust-center/), checked 2026-10-07) |
| Free trial | — | Free trial or free plan available. ([zendesk.com](https://www.zendesk.com/pricing/), checked 2026-10-07) |

## Companies named on both

Confirmed or observed on each side.

| Company |
|---|
| [Discord](https://www.usedby.ai/companies/discord.md) |
| [Slack](https://www.usedby.ai/companies/slack.md) |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Duckle: [Abbiamo](https://www.usedby.ai/case-studies/abbiamo-duckle.md): **66%**: “66% reduction in support cost” (captured by usedby 2026-10-04)
- Zendesk AI: [IRC-CEO](https://www.usedby.ai/case-studies/irc-ceo-zendesk-ai.md): **56 percent**: “a reduction by more than 56 percent” (published 2026-03-09)
- Zendesk AI: [Babbel](https://www.usedby.ai/case-studies/babbel-zendesk-ai.md): **50 percent**: “more than 50 percent of Babbel’s tickets are automated through AI agents” (published 2026-02-11)

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Source: https://www.usedby.ai/compare/duckle-vs-zendesk-ai · How we check: https://www.usedby.ai/methodology