# Chroma vs Weaviate: who uses which

On usedby, 10 companies use Chroma and 60 use Weaviate. No company is listed with both yet. 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: 58 of 70 public lines checked.

## Side by side

|  | [Chroma](https://www.usedby.ai/tools/chroma.md) | [Weaviate](https://www.usedby.ai/tools/weaviate.md) |
|---|---|---|
| Public customers | 10 | 60 |
| Confirmed | 3 | 17 |
| Observed | 7 | 42 |
| Signals (job posts) | 0 | 1 |
| Top industries of customers | Artificial Intelligence (3), HealthTech & Digital Health (2), Banking & Mortgages (1) | Artificial Intelligence (5), Fintech & Payments (5), Data & Analytics (2) |
| Category | Vector Databases | Vector Databases |
| Security | SOC 2 Type II ([trychroma.com](https://www.trychroma.com/security), checked 2026-10-08) | — |
| Data processing terms | A data processing agreement is available. ([trychroma.com](https://www.trychroma.com/dpa), checked 2026-10-08) | A data processing agreement is available. ([weaviate.io](https://weaviate.io/dpa), checked 2026-10-03) |
| Free trial | Free trial or free plan available. ([trychroma.com](https://www.trychroma.com/pricing), checked 2026-10-08) | Free trial or free plan available. ([weaviate.io](https://weaviate.io/pricing), checked 2026-10-03) |
| Integrations | — | Airbyte, Confluent, Databricks, Unstructured, LlamaIndex, LangChain, DSPy, Haystack, CrewAI, Snowflake, Mem0, N8n ([weaviate.io](https://weaviate.io/product/integrations), checked 2026-10-03) |
| Pricing | — | Free: $0 /mo; Flex: $45 /mo; Premium: contact sales ([weaviate.io](https://weaviate.io/pricing), checked 2026-10-03) |

## Published results

Reviewed stories only; usedby did not measure the figures.

- Chroma: [Factory](https://www.usedby.ai/case-studies/factory-chroma.md): story without a checked figure. (captured by usedby 2026-10-03)
- Chroma: [Propel](https://www.usedby.ai/case-studies/propel-chroma.md): story without a checked figure. (captured by usedby 2026-10-03)
- Weaviate: [Booking.com](https://www.usedby.ai/case-studies/booking-com-weaviate.md): **40%**: “Weaviate outperformed OpenSearch by 20x at scale and with 40% lower operational costs” (captured by usedby 2026-10-02)
- Weaviate: [Delegance](https://www.usedby.ai/case-studies/delegance-weaviate.md): **$20M**: “Delegance holds $20M in premium under management across 40 accounts” (captured by usedby 2026-10-02)

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