# Dify 0.6.15 — Release & Upgrade Intelligence
- **Product:** Dify (https://dify.ai)
- **Version:** 0.6.15
- **Released:** Jul 23, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/dify/updates/0.6.15/

## Executive Summary (TL;DR)
Dify 0.6.15. Source highlight: ✨ What’s New in v0.6.15? ✨

## New Features
- **Environment Variables in Workflow**: Now you can use environment variables directly in your chatflows/workflows, by @laipz8200 and @JzoNgKVO in #6515.
- **New Prompt Generator**: We’ve introduced a new prompt generator, by @iamjoel in #6514, #6525, #6564, and @ZhouhaoJiang in #6516.
- **Stepfun LLM Support**: Added by @forrestlinfeng in #6346.
- **GPT-4o-mini for OpenRouter Provider**: Added by @sinomoe in #6447.
- **Tencent Cloud ASR Support**: Added by @lancemao in #6091.
- **Google Translate Tool**: Added by @svcvit in #6156.

## Improvements
- **API Key Support for Xinference**: Integrated by @themanforfree in #6417.
- chore: improve prompt auto generator
- Revert "chore: improve prompt auto generator"

## Bug Fixes
- **Fix for Anthropic Header Issue**: Quickly resolved by @richards199999 in #6445.
- fix: prompt editor new line
- fix: better qr code panel and webapp url regen confirmation
- fix wrong using of RetrievalMethod Enum
- Fix tts api err
- chore: fix legacy API usages of Query.get() by Session.get() in SqlAlchemy 2