v1.5.2
Helicone/heliconev1.5.2Jun 11, 2026by danielaskdd
AI Summary
A maintenance release with parser engine standardization and several bug fixes.
Key Highlights
- Standardized parser engine interface with registration mechanism
- Sanitized Lucene reserved chars in Neo4j label search
- Fixed LaTeX escape damage in LLM JSON responses
- Removed deprecated docs_format='lightrag' enqueue entrypoint
Breaking Changes
- Removed deprecated docs_format='lightrag' enqueue entrypoint
New Features
- Standardized parser engine interface with registration mechanism
- Fixed XML-illegal control chars stripping
- Fixed malformed multimodal analysis JSON retry
Full Release Notes
## What's New * feat(parser): standardize the parser engine interface through a registration mechanism with support for third-party parsers by @danielaskdd in https://github.com/HKUDS/LightRAG/pull/3235 ## What's Changed * 🐛 fix(neo4j): sanitize Lucene reserved chars in label search by @danielaskdd in https://github.com/HKUDS/LightRAG/pull/3233 * fix(multimodal): strip XML-illegal control chars before they reach the graph by @danielaskdd in https://github.com/HKUDS/LightRAG/pull/3237 * fix: repair LaTeX escape damage in LLM JSON responses (multimodal analysis & entity extraction) by @danielaskdd in https://github.com/HKUDS/LightRAG/pull/3238 * fix(pipeline): map parse-stage failures onto the legacy error-document UI fields by @danielaskdd in https://github.com/HKUDS/LightRAG/pull/3239 * refactor(pipeline)!: remove the deprecated docs_format="lightrag" enqueue entrypoint by @danielaskdd in https://github.com/HKUDS/LightRAG/pull/3240 **Full Changelog**: https://github.com/HKUDS/LightRAG/compare/v1.5.1...v1.5.2