Galileo vs LangWatch
Which Evaluation AI tool is better in 2026?
Galileo
LangWatch
Platform for LLM evaluations, agent testing and observability
Side-by-side
Galileo is the more established option (raised $68M); pricing is comparable on both sides.
| Metric | Galileo | LangWatch |
|---|---|---|
| Taglinei | — | Platform for LLM evaluations, agent testing and observability |
| Foundedi | 2021🏆 | 2023 |
| HQi | — | Amsterdam, NL |
| Employeesi | 11-50🏆 | 1-10 |
| Neuron scorei | 78🏆 | 60 |
| Total fundingi | $68M🏆 | $1.1M |
| Latest roundi | Series B | Pre-Seed · Jan 2024 |
| Valuationi | — | — |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed |
| Free plani | ✓ | ✓ |
| Free triali | ✓ | ✗ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Free | Open source |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Galileo and LangWatch.
| Capability | Galileo | LangWatch |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✓ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Galileo
- Has raised more capital ($68M vs $1.1M)
- Higher Neuron score (78 vs 60)
- Offers a free trial
- More mature (2021)
🔵 Strengths of LangWatch
- Newer company (2023)
Which should you choose?
Choose LangWatch if price matters most — it starts at Open source, which is friendlier for teams watching burn. Both AI Evaluation tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Galileo if you want the most established option — it has raised $68M, 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
Galileo vs LangWatch — which is better?
It depends on your priority. Galileo has raised more capital and is the more established option; LangWatch has broader feature depth. See the side-by-side table above.
Is Galileo cheaper than LangWatch?
No — LangWatch's cheapest paid plan is Open source, while Galileo's is Free.
Do Galileo and LangWatch offer free plans?
Galileo: Yes, has a free plan. LangWatch: Yes, has a free plan.
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