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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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© 2025 Sparktac Technologies. All rights reserved.

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