# How Grain uses AssemblyAI

**12%** increase in customer satisfaction

As published on [assemblyai.com](https://www.assemblyai.com/customers/grain-customer-story). Captured by usedby on 2026-10-02.

- Company: [Grain](https://www.usedby.ai/companies/grain.md)
- Tool: [AssemblyAI](https://www.usedby.ai/tools/assembly-ai.md)
- Industry: [Marketing Tech](https://www.usedby.ai/companies/industry/marketing-tech-martech.md)
- Teams: Product

## The use case: how Grain deploys AssemblyAI

Grain, an AI notetaker platform, uses AssemblyAI's speech-to-text and Voice AI models to transcribe its customers' meetings and conversations accurately, which powers its conversation intelligence and AI-generated insights. It switched from Rev to AssemblyAI and also uses Automatic Language Detection to serve its international customer base.

Summary written by usedby from the source page, in English. The figures are those of AssemblyAI and Grain, not ours.

> After integrating AssemblyAI's Voice AI models into its workflows, Grain saw its customer satisfaction increase by 12%.

> Everything in statistics comes down to garbage in and garbage out. So depending on the quality of your natural language processing and your speech-to-text, that's going to impact the quality of your analysis.
>
> Mike Adams, Co-founder and former CEO, Grain

Source: [assemblyai.com](https://www.assemblyai.com/customers/grain-customer-story), captured 2026-10-02.

## Other AI tools used by Grain

- [Recall.ai](https://www.usedby.ai/tools/recall.md) — Confirmed

## AssemblyAI users in Marketing Tech

- [CallRail](https://www.usedby.ai/companies/callrail.md) — Confirmed
- [Kapwing](https://www.usedby.ai/companies/kapwing.md) — Confirmed
- [Veed.io](https://www.usedby.ai/companies/veedio.md) — Confirmed
- [WhatConverts](https://www.usedby.ai/companies/whatconverts.md) — Confirmed
- [Liine](https://www.usedby.ai/companies/liine.md) — Observed

## What usedby checked

We compared the story with its live page on 2026-10-03.

- Checked: the figure 12% is on the page; its label is our wording.
- Checked: the passage quoted above is copied word for word from the page, near the name of Grain.
- Checked: Grain uses AssemblyAI. Confirmed line. Latest check across sources: 2026-10-21.
- Not checked: the result itself. We quote it; we did not measure it.

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Source: https://www.usedby.ai/case-studies/grain-assembly-ai · How we check: https://www.usedby.ai/methodology