deepset vs LangChain
Which Agents AI tool is better in 2026?
deepset
Haystack framework and deepset Cloud for enterprise LLM apps
LangChain
Build context-aware AI applications
Side-by-side
LangChain is the more established option (raised $125M), but deepset is cheaper to start.
| Metric | deepset | LangChain |
|---|---|---|
| Taglinei | Haystack framework and deepset Cloud for enterprise LLM apps | Build context-aware AI applications |
| Foundedi | 2018🏆 | 2022 |
| HQi | Berlin, DE | San Francisco, US |
| Employeesi | 51-100🏆 | 50-100 |
| Neuron scorei | 82🏆 | 54 |
| Total fundingi | $45.6M | $125M🏆 |
| Latest roundi | Series B · Aug 2023 | Series B · Oct 2025 |
| Valuationi | — | $1.3B🏆 |
| Cheapest paid plani | Pricing not disclosed🏆 | Plus · $39/mo |
| Free plani | ✗ | ✓ Developer |
| Free triali | ✗ | ✗ |
| Top tier pricei | Pricing not disclosed | Plus · $39/mo |
| Pricing summaryi | Enterprise · Contact sales | 3 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for deepset and LangChain.
| Capability | deepset | LangChain |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✓ |
| Webhooks | ✓ | ✗ |
| OAuth 2.0 | ✓ | ✗ |
| SDK languages | 2 (python, rest) | 4 (Python, TypeScript, Go, Java) |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of deepset
- Higher Neuron score (82 vs 54)
- More mature (2018)
🔵 Strengths of LangChain
- Has raised more capital ($125M vs $45.6M)
- Newer company (2022)
- Verified profile
Which should you choose?
Choose deepset if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both AI Agents tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose LangChain if you want the most established option — it has raised $125M, 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
deepset vs LangChain — which is better?
It depends on your priority. deepset is the leaner option; LangChain has broader feature depth. See the side-by-side table above.
Is deepset cheaper than LangChain?
Yes — deepset's cheapest paid plan is Enterprise · Contact sales, while LangChain's is Plus · $39/mo.
Do deepset and LangChain offer free plans?
deepset: Paid only. LangChain: Yes, has a free plan.
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