Chalk vs Onehouse
Which Data Engineering AI tool is better in 2026?
Chalk
AI data platform delivering real-time context for models and agents
Onehouse
Fully managed universal data lakehouse built on Apache Hudi, Iceberg and Delta Lake
Side-by-side
Onehouse is the more established option (raised $68M); pricing is comparable on both sides.
| Metric | Chalk | Onehouse |
|---|---|---|
| Taglinei | AI data platform delivering real-time context for models and agents | Fully managed universal data lakehouse built on Apache Hudi, Iceberg and Delta Lake |
| Foundedi | 2022 | 2021🏆 |
| HQi | San Francisco, US | Sunnyvale, United States |
| Employeesi | 11-50 | 51-200🏆 |
| Neuron scorei | 55 | 69🏆 |
| Total fundingi | $60M | $68M🏆 |
| Latest roundi | Series A · May 2025 | Series B · Jun 2024 |
| Valuationi | $500M🏆 | — |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed |
| Free plani | ✗ | ✓ |
| Free triali | ✗ | ✓ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Enterprise · Contact sales | Enterprise · Contact sales |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Chalk and Onehouse.
| Capability | Chalk | Onehouse |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Chalk
- Newer company (2022)
🔵 Strengths of Onehouse
- Has raised more capital ($68M vs $60M)
- Higher Neuron score (69 vs 55)
- Offers a free plan
- Offers a free trial
Which should you choose?
Choose Onehouse if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both AI Data Engineering tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Onehouse if you want the most established option — it has raised $68M, suggesting more runway for enterprise features, support, and long-term roadmap. For mission-critical workflows or larger teams, that stability often outweighs a lower monthly price.
Frequently asked questions
Chalk vs Onehouse — which is better?
It depends on your priority. Chalk is the leaner option; Onehouse has broader feature depth. See the side-by-side table above.
Is Chalk cheaper than Onehouse?
No — Onehouse's cheapest paid plan is Enterprise · Contact sales, while Chalk's is Enterprise · Contact sales.
Do Chalk and Onehouse offer free plans?
Chalk: Paid only. Onehouse: Yes, has a free plan.
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