Closed Beta

Build Better LLM Prompts with Data-Driven Insights

Stop guessing. A/B test your system prompts and get quantitative metrics on quality, cost, latency, and security. Ship prompts that perform.

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Why Teams Choose MALVECTOR

Move beyond subjective guesswork. Get actionable insights backed by research.

A/B Test Prompts

Compare baseline and challenger prompts side-by-side. See exactly how changes affect performance across all metrics.

Comprehensive Metrics

Track adherence, cost per request, energy consumption, latency, and security scores in one unified dashboard.

Security Testing

Automatically test prompts against jailbreaks, prompt injection, and harmful content with curated adversarial datasets.

LLM-as-Judge Evaluation

Industry-standard GEval methodology provides objective quality scores you can trust.

Cost Optimization

Know exactly what each prompt costs per million requests. Find the sweet spot between quality and budget.

Energy Tracking

Measure power consumption in millijoules. Build sustainable AI applications.

Three Steps to Better Prompts

From writing to shipping, we have got you covered.

1

Write

Create your baseline and challenger prompts in the workbench. Import existing prompts or start fresh.

2

Evaluate

Upload test cases and run evaluations. Our Dagster pipeline handles everything in the background.

3

Compare

View results in an interactive dashboard. Table, cards, or scatter plots - analyze data your way.

The MALVECTOR Consumption Index

One score that captures what matters: quality, cost, and efficiency.

0.87MCI Score
Adherence
94%
Security
92%
Cost Efficiency
$2.40/1M
Latency
1.2s

Simple, Transparent Pricing

Start free. Scale when you are ready.

Starter

$0/month

Perfect for individual developers exploring prompt optimization.

  • 50 evaluations/month
  • 2 prompts in workbench
  • Basic metrics dashboard
  • Community support
Get Started

Pro

$49/month

For teams serious about prompt engineering.

  • Unlimited evaluations
  • Unlimited prompts
  • Advanced analytics
  • Security test suite
  • Priority support
Start Free Trial

Enterprise

Custom

For organizations with advanced requirements.

  • Everything in Pro
  • Self-hosted option
  • Custom integrations
  • SLA guarantee
  • Dedicated support
Contact Sales

Ready to Optimize Your Prompts?

Join developers shipping better LLM applications with data-driven prompt engineering.

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