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The standard for prompt engineering. Version, test, and deploy your prompts with confidence.

A product of Sparktac

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© 2026 All rights reserved by Sparktac. Made with for Ai Engineers.
Product Updates

Changelog

Track our journey as we build the standard for prompt engineering.

major UpdateJanuary 14, 2026

v2.0.0

The Agent Architect (Builder)

A revolutionary new way to build agents. Describe your intent, and The Architect constructs a production-ready system prompt for you.

Natural Language to System Prompt conversion
Real-time streaming generation
One-click testing in Sandbox
minor UpdateDecember 15, 2025

v1.6.0

Community Feedback & Analytics

Empowering the community with new tools to rate prompt effectiveness and improved sharing capabilities.

Prompt Accuracy Feedback System
Model-Wise Success Analytics
SEO Optimization for Public Prompts
minor UpdateDecember 11, 2025

v1.5.0

AI Sandbox & Secure Testing

A powerful new AI Sandbox environment for testing prompts directly within OpenPrompt.

Interactive AI Sandbox (OpenAI & Gemini)
AES-256 Local Key Encryption
Support for Gemini 2.0 Flash
minor UpdateDecember 08, 2025

v1.3.0

Developer API & UI Modernization

Programmatic access to your prompts and a completely refreshed user interface.

Public Developer API
API Key Management
Modernized UI with Toast Notifications