Data-driven comparisons

Score all model outputs, gain a clear statistical breakdown across prompt versions, and understand the token implications of each revision.

Token transparency

View tokens in every input, ensuring clarity on model interpretation. Pinpoint impactful alterations using the diff-viewer.

Cost conscious

Gain insights into projected costs based on input tokens and average outputs, letting you refine prompts for cost-effectiveness.

Diverse model choices

Compare prompt performance across models from leading providers like OpenAI and Cohere, and Anthropic.

Fail-safe experimentation

Every version you craft is saved and revisable, letting you iterate with utmost confidence.

Dynamic input testing

Integrate multiple input slots and simultaneously test with diverse samples.

Intelligent output analysis

With tools like failure-patterns, automatically score outputs and filter out biases, ensuring accurate and consistent results.

Unified prompt management

Seamlessly save, manage, and collaborate on prompts, accommodating both individual innovators and collaborative teams

Tailored testing environment

Create and utilize a bespoke sample library, maintaining rigorous testing standards across all your prompts.

Serve from the edge

Experience the magic of Promptian edge functions, effortlessly serving your prompts.

Goodbye to lock-in

Tune your prompts for any provider. Use the best option in the moment. Built on our open core.

Full transparency

Seamlessly monitor outputs, catch every edge case, and fine-tune your prompts in real-time.