Langfuse vs LlamaIndex
Which LLM Orchestration AI tool is better in 2026?
Langfuse
Open source LLM engineering platform for debugging, analyzing, and iterating on LLM applications
LlamaIndex
Data framework and cloud for LLM applications
Side-by-side
| Langfuse | LlamaIndex | |
|---|---|---|
| Tagline | Open source LLM engineering platform for debugging, analyzing, and iterating on LLM applications | Data framework and cloud for LLM applications |
| Founded | 2023 | 2023 |
| HQ | DE | San Francisco, US |
| Employees | 11-50 | 11-50 |
| Total funding | Undisclosed | $27.5M |
| Latest round | — | Series A · Mar 2025 |
| Valuation | — | — |
| Cheapest paid plan | Core · $29/mo | Pricing not disclosed |
| Free plan | ✓ Hobby | ✓ |
| Free trial | ✗ | ✓ |
| Top tier price | Pro · $199/mo | Pricing not disclosed |
| Pricing summary | 4 published plans | Free |
| Categories |
Capability matrix
Developer-facing capabilities and access signals for Langfuse and LlamaIndex.
| Capability | Langfuse | LlamaIndex |
|---|---|---|
| MCP support | ✗ | ✓ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✓ |
| OAuth 2.0 | ✗ | ✓ |
| SDK languages | — | 2 (python, typescript) |
| Free plan | ✓ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Langfuse
- Strong in LLM Orchestration
🔵 Strengths of LlamaIndex
- Has raised more capital ($27.5M vs Undisclosed)
- Higher Neuron score (83 vs 31)
- Offers a free trial
Which should you choose?
Choose LlamaIndex if price matters most — it starts at Free, which is friendlier for teams watching burn. Both LLM Orchestration tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose LlamaIndex if you want the most established option — it has raised $27.5M, 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
Langfuse vs LlamaIndex — which is better?
It depends on your priority. Langfuse is the leaner option; LlamaIndex is cheaper to start. See the side-by-side table above.
Is Langfuse cheaper than LlamaIndex?
No — LlamaIndex's cheapest paid plan is Free, while Langfuse's is Core · $29/mo.
Do Langfuse and LlamaIndex offer free plans?
Langfuse: Yes, has a free plan. LlamaIndex: Yes, has a free plan.
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