A/B Test AI Prompts
with Cost Tracking
Compare prompt variations side-by-side, track performance metrics, and calculate cost-per-quality ratios across OpenAI, Anthropic, and more.
⚡
Side-by-Side Testing
Run multiple prompt variants simultaneously across any AI model.
💰
Cost-Per-Quality Ratio
Know exactly what you pay per output quality point.
📊
Performance Dashboard
Track latency, token usage, and quality scores in real time.
Simple Pricing
Pro Plan
$29
/month
- ✓ Unlimited prompt experiments
- ✓ OpenAI, Anthropic, Mistral support
- ✓ Cost & quality analytics dashboard
- ✓ Export results as CSV / JSON
- ✓ Priority email support
Cancel anytime. No hidden fees.
FAQ
Which AI providers are supported?
We support OpenAI (GPT-4o, GPT-4, GPT-3.5), Anthropic (Claude 3.5, Claude 3), and Mistral. More providers are added regularly.
How is cost-per-quality calculated?
We track token usage and API costs per run, then divide by a quality score you define (human rating, automated eval, or custom metric).
Can I cancel my subscription anytime?
Yes. Cancel with one click from your billing portal. You keep access until the end of your billing period.