2.0.19
farion1231/cc-switch2.0.19Jun 21, 2026by github-actions[bot]
AI Summary
This release focuses on enhancing Qdrant integration, improving plugin validation, and introducing V2 class-based agent tools. It includes bug fixes for JSON parsing and chat history management, alongside new configuration options.
Key Highlights
- Added `CCAT_QDRANT_CLIENT_TIMEOUT` environment parameter to configure Qdrant client timeouts.
- Introduced [V2] Class based agent tools for better architecture.
- Improved plugin validation and handles plugin duplicates more robustly.
- Fixed escape characters in `utils.parse_json` to prevent parsing errors.
New Features
- Added `CCAT_QDRANT_CLIENT_TIMEOUT` environment parameter.
- Classify score_threshold as parameter (default 0.5) instead of magic number.
- Introduced V2 Class based agent tools.
- Improved Qdrant collection management with safer alias handling.
- Decoupled MCP types from Cat chat types.
Full Release Notes
## What's Changed * Update startup.py by @BDadmehr0 in https://github.com/cheshire-cat-ai/core/pull/1051 * classify score_threshold as parameter, default 0.5, instead of magic … by @primax79 in https://github.com/cheshire-cat-ai/core/pull/1057 * Dev/qdrant update by @nickprock in https://github.com/cheshire-cat-ai/core/pull/1059 * Added CCAT_QDRANT_CLIENT_TIMEOUT environment parameter to configure Q… by @primax79 in https://github.com/cheshire-cat-ai/core/pull/1061 * Improve Qdrant collection management with safer alias handling and errors handligs by @primax79 in https://github.com/cheshire-cat-ai/core/pull/1062 * Improves plugin validation and handles duplicates by @primax79 in https://github.com/cheshire-cat-ai/core/pull/1068 * Fix escape characters in utils.parse_json by @davidebizzocchi in https://github.com/cheshire-cat-ai/core/pull/1070 * Levenshtein distance without langchain by @Pingdred in https://github.com/cheshire-cat-ai/core/pull/1072 * Use official langchain cohere by @Pingdred in https://github.com/cheshire-cat-ai/core/pull/1073 * Fix for cleared chat history reloaded by stateful cache managers by @lucapiccinelli in https://github.com/cheshire-cat-ai/core/pull/1076 * Decouple MCP types from Cat chat types by @sambarza in https://github.com/cheshire-cat-ai/core/pull/1106 * [V2] Class based agent tools by @lucagobbi in https://github.com/cheshire-cat-ai/core/pull/1111 * remove orphaned mcp registry route by @zarch in https://github.com/cheshire-cat-ai/core/pull/1127 ## New Contributors * @BDadmehr0 made their first contribution in https://github.com/cheshire-cat-ai/core/pull/1051 * @primax79 made their first contribution in https://github.com/cheshire-cat-ai/core/pull/1057 * @davidebizzocchi made their first contribution in https://github.com/cheshire-cat-ai/core/pull/1070 * @zarch made their first contribution in https://github.com/cheshire-cat-ai/core/pull/1127 **Full Changelog**: https://github.com/cheshire-cat-ai/core/compare/1.9.0...2.0.19