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SlateIndex
Evidently AIOpen-source AI evaluation and observability
vs
FeastThe Open Source Feature Store for Machine Learning
Comparison · MLOps Platforms · weekly run Nov 2

Evidently AI vs Feast

Which one do AI engines recommend, and how do they differ on price, fit and features?

The short answer

Evidently AI is the stronger AI pick in MLOps Platforms: it has a visibility score of 2.4 versus 2 for Feast, and ranks ahead in 0% of the answers that name both.

Choose Evidently AI if…

  • You want the brand AI engines rank higher (2.4 vs 2)
  • Listed as a monitoring option in vendor-neutral ML stacks
  • Named alongside Prometheus and Grafana in monitoring setups
  • Grouped with Arize and WhyLabs as a monitoring tool

Choose Feast if…

  • Connects with data lakes and warehouses for consistent data retrieval
  • Open-source, portable foundation option

AI visibility side by side

Latest weekly run · Nov 2

Metric Evidently AI Feast
Visibility score2.4%2%
Change vs last weekNewNew
Rank in MLOps Platforms#25#29
Share of voice0.9%0.6%
Mentions this run74
Positive in AI answers50%50%

The stronger value in each row is marked with a ✓.

Visibility score trend

Weekly runs over the last 60 days

0%25%50%75%100%Nov 2Evidently AI 2%

Evidently AI 0pp · Feast 0pp over 0 weekly runs.

Engine by engine

Evidently AI leads on 2 of 3 engines

ChatGPT
5.4%
1.9%
AI Mode
0%
3.1%
Perplexity
1.9%
0.9%
Evidently AIFeast

Head to head in AI answers

3 engine answers name both brands

0Evidently AI ranked higher
3Feast ranked higher

Features, pricing & fit

DimensionEvidently AIFeast
DeploymentThe open-source version runs on the customer's own infrastructure; Evidently Cloud runs on managed infrastructure.Self-hosted; Kubernetes, and AWS Lambda (alpha)
Support—Community Slack, Documentation
Founded20202018
HeadquartersSan Francisco, CA, United States—
Employees1–10—
FundingSeed · $1M raised—
Best forAI and ML teams that want open-source evaluation, testing and monitoring for LLM applications and predictive models.Machine learning and AI teams that need the same feature definitions for training and inference.

Pros and cons

Themes from the AI answers that mention each brand

Evidently AI

  • Listed as a monitoring option in vendor-neutral ML stacks
  • Named alongside Prometheus and Grafana in monitoring setups
  • Grouped with Arize and WhyLabs as a monitoring tool

    Feast

    • Connects with data lakes and warehouses for consistent data retrieval
    • Open-source, portable foundation option

      Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run

      Cite as: SlateIndex, “Evidently AI vs Feast”, https://slateindex.ai/compare/evidently-ai-vs-feast, data of Nov 2, 2026. Licence: CC BY 4.0.