Stop Testing Strings. Start Testing Meaning.
PromptEval helps you validate LLM behavior using semantic similarity, structured YAML test cases, and automated evaluation pipelines.
Everything You Need to Test AI
Comprehensive testing toolkit designed for modern LLM applications
Semantic Validation
ML-powered matching validates meaning, not just text. Test natural language responses with confidence.
HTTP Adapter
Test any API endpoint with zero configuration. Works with OpenAI, Anthropic, and custom LLMs.
YAML Configuration
Define tests in simple, readable YAML files. No code required for basic test suites.
CI/CD Ready
Integrate seamlessly with GitHub Actions, GitLab CI, Jenkins, and more. Run tests on every commit.
Detailed Reports
Beautiful HTML reports with semantic similarity scores, diff visualization, and failure analysis.
Fast Execution
Parallel test execution with intelligent caching. Run 1000s of tests in minutes, not hours.
Enterprise Security
SOC 2 Type II compliant. Self-hosted options available. Your data never leaves your infrastructure.
Version Control
Track test history, compare results across versions, and catch regressions before they reach production.
Ship AI Features 10x Faster
Stop manually testing every prompt variation. Automate your LLM testing and focus on building amazing features.
Save Time
Reduce testing time from hours to minutes. Automated validation means faster iterations and quicker releases.
Reduce Costs
Cut QA costs by 70%. One engineer can manage testing for dozens of LLM features simultaneously.
Improve Quality
Catch regressions before production. Semantic validation ensures your AI responses stay on-brand and accurate.
Scale Confidently
Deploy AI features without fear. Comprehensive testing gives you the confidence to ship fast and scale big.
Choose Your Plan
Start free and upgrade as you grow. All plans include our core semantic validation technology.
Free
Try PromptEval and see the value before upgrading.
- 30 tests/month
- 1 API Key
- Semantic validation
- HTML reports
- Community support
Pro
Perfect for startups getting serious about LLM testing.
- 1,000 tests/month
- 1 API Key
- Semantic validation
- HTML reports
- CI/CD integration
- Email support
Team
For growing teams that need more capacity.
- 5,000 tests/month
- 5 API Keys
- Semantic validation
- HTML reports
- CI/CD integration
- Priority support
Enterprise
For large organizations with custom requirements.
- On Demand tests
- On Demand API Keys
- Semantic validation
- HTML reports
- CI/CD integration
- SLA guarantee
- Dedicated support
Ready to Ship AI Features with Confidence?
Join 50+ companies using PromptEval to catch bugs before production. Start your free trial today.
Get Started Today
Join 50+ companies using PromptEval to ship AI features faster