A agentindex
Comparison

Galileo vs Helicone

A like-for-like, spec-level comparison. Both entries are verified against their docs and repo.

Galileo

Guardrails and evaluation for production LLMs.

  • + Strong on hallucination and safety metrics
  • + Good for regulated industries
  • − Proprietary and enterprise-priced
  • − Less general-purpose tracing

Helicone

Proxy-based LLM observability with instant cost tracking.

  • + Fastest setup via a drop-in proxy
  • + Automatic cost and rate-limit tracking
  • − Eval features lighter than competitors
  • − Proxy model adds a hop
Spec Galileo Helicone
Category eval-observability eval-observability
License Proprietary Apache-2.0
Open source No Yes
Self-hostable No Yes
MCP support No No
Pricing paid freemium
Starting price Custom Free tier
Models multi multi
Languages python typescript
GitHub stars — 5.9k
Last activity — 2026-06-11