Galileo vs Portkey

Side-by-side from the Top 11 rankings of The 11 Best LLM Evaluation Platforms (2026) and The 11 Best Prompt Engineering & Prompt Management Tools (2026). Last verified May 31, 2026.

The short answer

Galileo ranks higher on Top 11 (#1 vs #6) for ML engineers and AI product teams measuring model quality / AI engineers managing and versioning production prompts. The best platform for production RAG, offering powerful, real-time hallucination detection and deep system insights.

At a glance

GalileoPortkey
Top 11 rank#1 / The 11 Best LLM Evaluation Platforms (2026)#6 / The 11 Best Prompt Engineering & Prompt Management Tools (2026)
Score (out of 9.4)9.38.2
Best forProduction RAG evaluationAI gateway and prompt management
Pricing$$$ ($1,000 to $10,000+/mo)$$ ($100 to $1,000+/mo)
HQSan Francisco, USABengaluru, India
Founded20212023

Galileo

The best platform for production RAG, offering powerful, real-time hallucination detection and deep system insights.

www.rungalileo.io/

See full entry in The 11 Best LLM Evaluation Platforms (2026)

Portkey

Combines a robust AI gateway with solid prompt management tools.

portkey.ai/

See full entry in The 11 Best Prompt Engineering & Prompt Management Tools (2026)

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.