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No. 24 of 29 ·AI Agent Evaluation Tools

Sensei

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Freedom report

One barScore 5.2

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely0 of 6 device platforms
DocumentedPlans, terms and facts published

Sensei is ranked #24 of 29 in AI agent evaluation tools on Freedom251.

Compared on AI agent evaluation tools

Evaluation methods: hybrid
Regression runs: Yes
SDK language support: javascript

Best Sensei alternatives

Two bars Future AGI AI Evaluation SDK Free tier No. 1$250/mo6.6 Two bars Promptfoo Free tier No. 2Free6.6 Two bars W&B Weave Free tier No. 3$60/mo6.6 Two bars DeepEval Free tier No. 4Free6.5 One bar Noveum Free tier No. 5$69/mo6.5 One bar Opik Free tier No. 6$19/mo6.5

The record

Purpose: Sensei describes itself as an open-source qualification engine for AI agents.
Evaluation: It evaluates agents across task execution, reasoning, and self-improvement.
Scoring: Its evaluation pipeline produces a score from 0 to 100 and a badge decision.
Agent connection: The site shows agents connecting to Sensei over HTTP or stdio.
Test suites: Built-in suites cover roles including SDR, customer support, content writer, bartender, dungeon master, and cat interview.
Custom suites: The site says users can create their own evaluation suites.
Marketplace: The marketplace offers community evaluation suites to discover, download, and publish.
Marketplace categories: Marketplace categories include engineering, sales, marketing, product, design, support, testing, analytics, compliance, and content.
Community library: The home page describes a library of 70+ community-built professional evaluation suites.

Where it ranks on Freedom251

Best AI Agent Evaluation Tools in 2026#24 of 29

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Sources

sensei.sh· checked 4 Oct 2026
sensei.sh/marketplace· checked 4 Oct 2026