# Daytona vs Galileo: who uses which

On usedby, 31 companies use Daytona and 14 use Galileo. 1 company uses both, including Writer. Counts include every proof level, job-post signals included; each company keeps its proof level on each side. Latest check 2026-10-27: 45 of 45 public lines checked.

## Side by side

|  | [Daytona](https://www.usedby.ai/tools/daytona.md) | [Galileo](https://www.usedby.ai/tools/galileo.md) |
|---|---|---|
| Public customers | 31 | 14 |
| Confirmed | 15 | 1 |
| Observed | 16 | 13 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers (every proof level) | DevTools & Infrastructure (6), Artificial Intelligence (4), Accounting & Audit (1) | Telecommunications (5), Artificial Intelligence (2), Semiconductors & Hardware (2) |
| Category | Agent frameworks & AI gateways | LLM observability & evals |

## 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, Daytona | Proof, Galileo | First public proof, Galileo |
|---|---|---|---|
| [Writer](https://www.usedby.ai/companies/writer.md) | Confirmed | Observed | On or before October 2025 |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Daytona: [Martian](https://www.usedby.ai/case-studies/martian-daytona.md): **95%**: “95% faster execution of SWE-Bench Verified” (captured by usedby 2026-10-27)
- Daytona: [Writer](https://www.usedby.ai/case-studies/writer-daytona.md): **90%**: “90% savings on infrastructure costs compared to an in-house build” (captured by usedby 2026-10-27)
- Galileo: [Magid](https://www.usedby.ai/case-studies/magid-galileo.md): story without a checked figure. (captured by usedby 2026-10-06)

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