Modular vs Weaviate
Which Developer Tools AI tool is better in 2026?
Modular
A unified AI inference platform for high-performance, portable compute, enabling full optimisations from GPU kernel to API endpoint.
Weaviate
Open-source AI-native vector database
Side-by-side
| Modular | Weaviate | |
|---|---|---|
| Tagline | A unified AI inference platform for high-performance, portable compute, enabling full optimisations from GPU kernel to API endpoint. | Open-source AI-native vector database |
| Founded | — | 2019 |
| HQ | — | Amsterdam, NL |
| Employees | — | 200-500 |
| Total funding | Undisclosed | $168M |
| Latest round | — | Series C |
| Valuation | — | $1B |
| Cheapest paid plan | — | — |
| Free plan | ✓ Public Playground | ✓ Open Source |
| Free trial | ✗ | ✓ |
| Top tier price | Full Account with API Token · Contact sales | Weaviate Cloud · Contact sales |
| Pricing summary | 2 published plans | 2 published plans |
| Categories |
Capability matrix
Developer-facing capabilities and access signals for Modular and Weaviate.
| Capability | Modular | Weaviate |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | 5 (Python, Go, TypeScript, JavaScript…) |
| Free plan | ✓ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Modular
- Strong in AI Developer Tools
🔵 Strengths of Weaviate
- Has raised more capital ($168M vs Undisclosed)
- Higher Neuron score (49 vs 12)
- Offers a free trial
- Newer company (2019)
Which should you choose?
Choose Weaviate if price matters most — it starts at Open source, which is friendlier for teams watching burn. Both AI Developer Tools tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Weaviate if you want the most established option — it has raised $168M, 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
Modular vs Weaviate — which is better?
It depends on your priority. Modular is the leaner option; Weaviate is cheaper to start. See the side-by-side table above.
Is Modular cheaper than Weaviate?
No — Weaviate's cheapest paid plan is Free, while Modular's is Free.
Do Modular and Weaviate offer free plans?
Modular: Yes, has a free plan. Weaviate: Yes, has a free plan.
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