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Tools/Baserun vs Promptfoo
Baserun

Baserun

observability
vs
Promptfoo

Promptfoo

observability

Baserun vs Promptfoo — Comparison

Overview
What each tool does and who it's for

Baserun

Based on the social mentions provided, users appreciate Baserun's simplicity and developer-friendly approach, with the SDK requiring only 2 steps to get started and easy integration with popular testing frameworks like pytest and Jest. The tool's main strengths appear to be its comprehensive visibility into LLM workflows (including sequence, duration, costs, and API calls) and its powerful comparison features that help developers spot differences between test executions and understand the impact of code changes. Users find the side-by-side comparison view particularly valuable for debugging complex agent workflows and identifying where divergence occurs. The community seems engaged and supportive, with active development including new evaluation features for automated test result checking, though no pricing information or significant complaints are evident in these mentions.

Promptfoo

The AI Security Platform that catches vulnerabilities in development. Trusted by 127 of the Fortune 500 and 300,000+ developers worldwide.

Based on the limited social mentions available, users view Promptfoo as a comprehensive open-source tool that combines LLM performance evaluation and security red-teaming capabilities in a single CLI interface. The tool appears to have gained significant credibility after being acquired by OpenAI in March 2026, which users seem to view as validation of its effectiveness. There's notable interest from the developer community, particularly in Korean markets, suggesting it's gaining traction among AI practitioners. However, with only social mentions and no detailed user reviews available, it's difficult to assess specific user complaints or detailed pricing sentiment.

Key Metrics
—
Avg Rating
—
0
Mentions (30d)
1
—
GitHub Stars
18,874
—
GitHub Forks
1,622
—
npm Downloads/wk
—
—
PyPI Downloads/mo
—
Community Sentiment
How developers feel about each tool based on mentions and reviews

Baserun

0% positive100% neutral0% negative

Promptfoo

0% positive100% neutral0% negative
Pricing

Baserun

Promptfoo

subscription + freemium + tieredFree tier
Use Cases
When to use each tool

Promptfoo (6)

Integrate AnywhereCI/CD pipelinesGitHub, GitLab, Jenkins, and moreMCP and Agent frameworksOn-premise or cloudTest Everything
Features

Only in Promptfoo (10)

Direct and indirect prompt injectionsJailbreaks tailored to your guardrailsData and PII leaksBusiness rule violationsInsecure tool use in agentsToxic content generationCI/CD pipelinesGitHub, GitLab, Jenkins, and moreMCP and Agent frameworksOn-premise or cloud
Developer Ecosystem
—
GitHub Repos
20
—
GitHub Followers
312
—
npm Packages
20
—
HuggingFace Models
1
—
SO Reputation
—
Product Screenshots

Baserun

No screenshots

Promptfoo

Promptfoo screenshot 1Promptfoo screenshot 2Promptfoo screenshot 3
Company Intel
information technology & services
Industry
information technology & services
2
Employees
24
$0.1M
Funding
$23.4M
Seed
Stage
Merger / Acquisition
Supported Languages & Categories

Baserun

Promptfoo

AI/MLFinTechDevOpsSecurityDeveloper Tools
View Baserun Profile View Promptfoo Profile