Langfuse vs Resolve AI
Which Developer Tools AI tool is better in 2026?
Langfuse
Open source LLM engineering platform for debugging, analyzing, and iterating on LLM applications
Resolve AI
AI SRE for complex production environments
Side-by-side
Resolve AI is the more established option (raised $190M), but Langfuse is cheaper to start.
| Metric | Langfuse | Resolve AI |
|---|---|---|
| Taglinei | Open source LLM engineering platform for debugging, analyzing, and iterating on LLM applications | AI SRE for complex production environments |
| Foundedi | 2023 | 2023 |
| HQi | DE | US |
| Employeesi | 11-50🏆 | — |
| Neuron scorei | 52 | 90🏆 |
| Total fundingi | $8M | $190M🏆 |
| Latest roundi | Seed · Nov 2023 | Series A Extension · Apr 2026 |
| Valuationi | — | — |
| Cheapest paid plani | From $29/mo🏆 | — |
| Free plani | ✓ | ✗ |
| Free triali | ✗ | ✗ |
| Top tier pricei | Pricing not disclosed | Enterprise · Contact sales |
| Pricing summaryi | Free · From $29/mo | 1 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Langfuse and Resolve AI.
| Capability | Langfuse | Resolve AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | 3 (Python, JavaScript, TypeScript) | — |
| Free plan | ✓ | ✗ |
| Free trial | ✗ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Langfuse
- Offers a free plan
- Lower starting price ($29/mo)
🔵 Strengths of Resolve AI
- Has raised more capital ($190M vs $8M)
- Higher Neuron score (90 vs 52)
Which should you choose?
Choose Langfuse if price matters most — it starts at Free · From $29/mo, 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 Resolve AI if you want the most established option — it has raised $190M, 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 Resolve AI — which is better?
It depends on your priority. Langfuse is the leaner option; Resolve AI has broader feature depth. See the side-by-side table above.
Is Langfuse cheaper than Resolve AI?
Yes — Langfuse's cheapest paid plan is Free · From $29/mo, while Resolve AI's is Enterprise · Contact sales.
Do Langfuse and Resolve AI offer free plans?
Langfuse: Yes, has a free plan. Resolve AI: Paid only.
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