openperplex_backend_os Releases

A major update that brings a Web UI, an EPUB 3 packaging pipeline, and architectural improvements. The codebase is now reorganized to support both PyQt6 desktop and Web interfaces.

Feb 6, 2026

This release updates the default model to GPT-5-mini and introduces new validation tools for comparing simulations with empirical data. It also adds interactive Jupyter widgets, cost tracking utilities, and experimental support for local Ollama models.

Feb 2, 2026

This release focuses on extensibility and proxy customization, adding TLS context management, early TCP filtering, and support for custom proxy logic.

Jan 30, 2026

This release addresses temporary file issues on Windows and refines audio generation parameters. It introduces a new chunk size control argument and adds links to community browser implementations.

Jan 22, 2026

Installation process is simplified using `uv`, and various bugs are fixed including dependency errors and sentence segmentation issues.

Dec 10, 2025

This release expands subtitle generation capabilities to support non-English languages and introduces spaCy for improved sentence segmentation. It also adds features for pre-downloading models to support offline use and includes various performance optimizations and bug fixes.

Nov 28, 2025

This release focuses on PDF table generation improvements, specifically adding a header repeat option and fixing dynamic layout issues to improve document rendering.

Nov 21, 2025

This release introduces voice generation capabilities for subtitle files with flexible timestamp handling and speed adjustment options. It also adds support for embedding cover images in M4B files and addresses critical Windows compatibility issues.

Nov 18, 2025

This update reworks the Voice Activity Detection (VAD) training paradigm to improve stability and quality on various edge cases, including unusual voices, child voices, and muted speech.

Nov 6, 2025

This release addresses PyTorch 2.9 compatibility issues and cleans up the codebase by removing debug tools and fixing optimizer logic.

Nov 5, 2025

The update upgrades the user interface framework from PyQt5 to PyQt6 and enhances the queue manager with better file opening options. It also includes visual fixes for the light theme and improvements to subtitle segmentation logic.

Oct 27, 2025

A major version release introduces a new VAD training algorithm that reduces errors on real-world data and improves overall robustness compared to the previous version.

Aug 26, 2025

This release focuses on security by bumping the H2 crate dependency to guard against a known HTTP/2 vulnerability. It also adds features like execution phase tracking and multipart range request support.

Aug 15, 2025

This release updates the default model to GPT-4.1-mini to improve quality, though users are advised to retest scenarios due to potential behavioral differences from the previous default.

Jul 31, 2025

This alpha release introduces significant enhancements to the simulation engine, including parallel execution capabilities, new verification tools, improved LLM integration, and the release of the associated research paper.

Jul 16, 2025

This release focuses on security hardening, enhanced documentation, and infrastructure automation. It includes updates to dependencies, bug fixes for module and server issues, and the integration of Claude AI for code reviews.

Jul 9, 2025

This release introduces new AI integrations including VoyageAI and Mistral AI, while fixing critical bugs related to vector store ranking and path-traversal security vulnerabilities.

Jul 4, 2025

A major update focusing on proxy configuration flexibility, HTTP/2 stability, and Windows compatibility. It introduces new connection hooks and configuration options while fixing numerous streaming and compilation errors.

May 9, 2025

Minimal release notes: "**Full Changelog**: https://github.com/agentheroes/agentheroes/commits/v0.0.1"

Apr 8, 2025

This alpha release introduces a significant expansion to the persona system with deeper specifications, JSON loading capabilities, and reusable fragments, alongside new logical propositions and interventions for agent behavior monitoring.

Jan 29, 2025