prompten

Unlock Ultimate Prompt Testing: Features That Empower Your AI Workflow

Dive deep into Prompten's advanced capabilities. Test across multiple models, compare results side-by-side, and integrate your own API keys to engineer the perfect prompts.
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Core Features for Superior Prompt Engineering

Multi-Model Testing

Instantly run your prompts across a diverse range of AI models simultaneously. Save significant time by avoiding repetitive manual testing and discover which models perform best for your specific needs.

Side-by-Side Comparison

View and analyze outputs from different AI models next to each other. This direct comparison allows for immediate identification of subtle differences, quality variations, and cost-effectiveness, leading to smarter model choices.

Custom API Key Integration

Connect your own API keys from various AI providers. This feature ensures you're testing with the exact models and configurations you intend to use in production, providing realistic performance insights.

Prompt Scenario Generation

Effortlessly create and manage multiple prompt variations or 'scenarios'. Test complex workflows and gain a comprehensive understanding of how different prompt structures impact AI output across providers.

Visualize and Optimize Your Prompts

Parallel Prompt Execution

Launch prompts across selected models in parallel. Prompten's architecture is built for speed, delivering results rapidly so you can iterate and refine your prompts without delay. See how different models interpret your instructions in near real-time.
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Refine for Quality and Cost

Beyond raw output, compare the quality and potential cost implications of each model's response. Prompten empowers you to make data-driven decisions, optimizing not just for effectiveness but also for budget-friendliness and resource efficiency.
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Refine for Quality and Cost
Parallel Prompt Execution

Prompt workflows

PromptLab Flows turns prompt engineering from writing isolated prompts into designing versioned, reliable, multi-step AI pipelines — governed by the same registry and router that already run your models.

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Team collaboration

Ready to Engineer Better AI Prompts?

Stop guessing and start optimizing. Download Prompten today and transform how you test and compare AI models with your own API keys.
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