June 13, 2025

⚙️ Config v1.2.8

LibreChat

Added azure_mistral_ocr strategy option for OCR configuration
- Enables use of Mistral OCR models deployed on Azure AI Foundry
- Supports Azure-specific deployment configurations with custom endpoints
- Requires Azure deployment name to be specified in mistralModel field
- Compatible with Mistral OCR 2503 model available on Azure AI Foundry
- See OCR Configuration for details
Added serverInstructions to MCP Servers object structure:
- Controls whether server instructions are included in agent context when using MCP Server tools
- See: MCP Servers Object Structure
Added additional user field placeholders to MCP Servers Object Structure:
- {{LIBRECHAT_USER_ID}}: Will be replaced with the current user’s ID, enabling multi-user support.
- {{LIBRECHAT_USER_*}}: Dynamic user field placeholders. Replace * with the UPPERCASE version of any allowed field.
- See: headers and url fields, which both support these placeholders.
Added customUserVars to MCP Servers for per-user credentials:
- Allows users to securely provide their own API keys and credentials for MCP servers
- Configurable through UI via settings icon in tool selection or MCP Settings panel
- Ensures authentication details remain private in multi-user environments
- See: MCP Servers Object Structure - customUserVars
Added mcpServers to the interface configuration in librechat.yaml:
- Centralizes UI-related settings for Model Context Protocol (MCP) servers.
- This includes the placeholder option, which customizes the text shown in the server selection dropdown when no MCP is selected.
- See: Interface Object Structure - mcpServers
Added user placeholder variables support to Custom Endpoint Headers:
- Users can now use {{LIBRECHAT_USER_ID}}, {{LIBRECHAT_USER_EMAIL}}, and other user field placeholders in custom endpoint headers
- See: Custom Endpoint Object Structure - Headers for details

⚙️ Config v1.2.7 🚀 LibreChat v0.5.0