# Factory vs Sourcegraph: who uses which

On usedby, 19 companies use Factory and 27 use Sourcegraph. 1 company uses both, including Blackstone. Counts include every proof level, job-post signals included; each company keeps its proof level on each side. Latest check 2026-10-19: 45 of 46 public lines checked.

## Side by side

|  | [Factory](https://www.usedby.ai/tools/factory.md) | [Sourcegraph](https://www.usedby.ai/tools/sourcegraph.md) |
|---|---|---|
| Public customers | 19 | 27 |
| Confirmed | 4 | 17 |
| Observed | 15 | 9 |
| Signals (job posts) | 0 | 1 |
| Top industries of customers (every proof level) | Fintech & Payments (4), IT Services & System Integration (2), Marketing Tech (2) | Fintech & Payments (4), Marketing Tech (3), Media & Publishing (3) |
| Category | AI coding assistants & agents | AI coding assistants & agents |
| Security | SOC 2 (type not stated), ISO 27001, ISO 42001 ([trust.factory.com](https://trust.factory.com/), checked 2026-10-07) | — |
| Your data | Not used to train models by default. ([factory.com](https://factory.com/security), checked 2026-10-07) | — |
| Data processing terms | A data processing agreement is available. ([factory.com](https://factory.com/data-processing-agreement), checked 2026-10-07) | A data processing agreement is available. ([security.sourcegraph.com](https://security.sourcegraph.com/), checked 2026-10-19) |
| Integrations | GitHub, Jira, Linear, Notion, Sentry, PagerDuty, Slack, Asana, Microsoft Teams, Confluence, Salesforce ([factory.com](https://factory.com/product/connectors), checked 2026-10-07) | — |

## Companies that use both

Every proof level counts; the proof level of each side is shown, strongest proofs first. The first public proof is not an adoption date.

| Company | Proof, Factory | Proof, Sourcegraph | First public proof, Sourcegraph |
|---|---|---|---|
| [Blackstone](https://www.usedby.ai/companies/blackstone.md) | Observed | Observed | On or before October 2026 |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Factory: [Nav](https://www.usedby.ai/case-studies/nav-factory.md): **60%**: “60% reduction in context-switching time” (published 2025-02-25)
- Factory: [Groq](https://www.usedby.ai/case-studies/groq-factory.md): **3x**: “3x FASTER FEATURE DEVELOPMENT FOR MEDIUM COMPLEXITY TASKS\*” (published 2025-12-30)

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