Which Open Source AI AI tool is better in 2026?
Open-source search infrastructure for AI with vector, full-text, regex, and metadata search.
Efficient general-purpose foundation models built for edge, on-device, and cloud deployment at every scale.
| Chroma | Liquid AI | |
|---|---|---|
| Tagline | Open-source search infrastructure for AI with vector, full-text, regex, and metadata search. | Efficient general-purpose foundation models built for edge, on-device, and cloud deployment at every scale. |
| Founded | 2022 | 2023 |
| HQ | San Francisco, US | Boston, US |
| Employees | 11-50 | 51-200 |
| Total funding | $20.3M | $300M |
| Latest round | seed | series-b |
| Valuation | $75M | — |
| Cheapest paid plan | — | — |
| Free plan | ✓ Open Source | ✓ Playground |
| Free trial | ✓ | ✓ |
| Top tier price | Enterprise (BYOC) · Contact sales | Enterprise · Contact sales |
| Pricing summary | 3 published plans | 2 published plans |
| Categories |
Developer-facing capabilities and access signals for Chroma and Liquid AI.
| Capability | Chroma | Liquid AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 3 (Python, TypeScript, Rust) | 1 (Python) |
| Free plan | ✓ | ✓ |
| Free trial | ✓ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
Choose Chroma if price matters most — it starts at Open source, which is friendlier for teams watching burn. Both Open Source AI tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Liquid AI if you want the most established option — it has raised $300M, 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.
It depends on your priority. Chroma is the leaner option; Liquid AI has broader feature depth. See the side-by-side table above.
Yes — Chroma's cheapest paid plan is Free, while Liquid AI's is Free.
Chroma: Yes, has a free plan. Liquid AI: Yes, has a free plan.
Contextual paths to related AI startups, deals and rankings.