Cohere vs Weaviate
Which Developer Tools AI tool is better in 2026?
Cohere
Enterprise AI for language understanding
Weaviate
Open-source AI-native vector database
Side-by-side
Cohere is the more established option (raised $2.4B), but Weaviate is cheaper to start.
| Metric | Cohere | Weaviate |
|---|---|---|
| Taglinei | Enterprise AI for language understanding | Open-source AI-native vector database |
| Foundedi | 2019 | 2019 |
| HQi | Toronto, CA | Amsterdam, NL |
| Employeesi | 1000-2000 | 200-500🏆 |
| Neuron scorei | 85🏆 | 50 |
| Total fundingi | $2.4B🏆 | $50M |
| Latest roundi | Series E · Apr 2026 | Series C · Oct 2025 |
| Valuationi | $20B🏆 | $200M |
| Cheapest paid plani | — | —🏆 |
| Free plani | ✗ | ✓ Open Source |
| Free triali | ✗ | ✓ |
| Top tier pricei | Enterprise · Contact sales | Weaviate Cloud · Contact sales |
| Pricing summaryi | 1 published plans | 2 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Cohere and Weaviate.
| Capability | Cohere | Weaviate |
|---|---|---|
| MCP support | ✓ | ✗ |
| Public API | ✓ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 4 (Python, TypeScript, Java, Go) | 5 (Python, Go, TypeScript, JavaScript…) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✓ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Cohere
- Has raised more capital ($2.4B vs $50M)
- Higher Neuron score (85 vs 50)
🔵 Strengths of Weaviate
- Offers a free plan
- Offers a free trial
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 Cohere if you want the most established option — it has raised $2.4B, 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
Cohere vs Weaviate — which is better?
It depends on your priority. Cohere has raised more capital and is the more established option; Weaviate is cheaper to start. See the side-by-side table above.
Is Cohere cheaper than Weaviate?
No — Weaviate's cheapest paid plan is Free, while Cohere's is Freemium.
Do Cohere and Weaviate offer free plans?
Cohere: Paid only. Weaviate: Yes, has a free plan.
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