# Autonomous Coding Agents: the tools companies use

80 companies on usedby use at least one of the 4 tools in this category with a public customer. Augment Code leads with 28 companies. Counts are of companies on usedby, not of the whole market. Latest check 2026-10-06: 80 of 83 public lines checked.

> Virtual software engineers fixing tickets independently

Family: [Engineering & Data](https://www.usedby.ai/tools/category/engineering-data.md)

## Ranking

Public customers count every public line, job-post signals included; ties share a rank.

| Rank | Tool | Public customers | Confirmed | Observed | Signals |
|---|---|---|---|---|---|
| 1 | [Augment Code](https://www.usedby.ai/tools/augment-code.md) | 28 | 24 | 4 | 0 |
| 2 | [Cognition](https://www.usedby.ai/tools/cognition.md) | 26 | 7 | 19 | 0 |
| 3 | [Factory](https://www.usedby.ai/tools/factory.md) | 18 | 4 | 14 | 0 |
| 4 | [Tessl](https://www.usedby.ai/tools/tessl.md) | 11 | 1 | 10 | 0 |

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Source: https://www.usedby.ai/tools/category/autonomous-coding-agents · How we check: https://www.usedby.ai/methodology