Opik vs Promptfoo — Features, Pricing & Reviews Compared

Opik

observability

Promptfoo

observability

Overview

What each tool does and who it's for

Opik

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

—

Mentions (30d)

18,555

GitHub Stars

18,874

1,413

GitHub Forks

1,622

—

npm Downloads/wk

—

PyPI Downloads/mo

—

Community Sentiment

How developers feel about each tool based on mentions and reviews

Opik

0% positive100% neutral0% negative

Promptfoo

0% positive100% neutral0% negative

Pricing

Opik

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

666

GitHub Followers

312

npm Packages

HuggingFace Models

—

SO Reputation

—

Product Screenshots

Opik

No screenshots

Promptfoo

Company Intel

information technology & services

Industry

information technology & services

110

Employees

$74.8M

Funding

$23.4M

Series B

Stage

Merger / Acquisition

Supported Languages & Categories

Opik

Promptfoo

AI/MLFinTechDevOpsSecurityDeveloper Tools

View Opik Profile View Promptfoo Profile

Opik

Promptfoo

Opik vs Promptfoo — Comparison

Opik

Promptfoo

Opik vs Promptfoo — Comparison