LLM-based Chat Assistant

An LLM-based chat assistant bot available in the OSGeo Matrix space.

Access

The bot is available in the Matrix room #lounge:osgeo.org. Its Matrix identifier is @llm-assitant:matrix.org. The bot responds when mentioned (@llm-assitant:matrix.org) or when a line starts with !oc or bot.

Administration

TBD

Technical Details

• Host: osgeo7
• Container: Gallery
• Maintainer: User:Ominiverdi
• Source: https://github.com/ominiverdi/opencode-chat-bridge
• Language model: opencode/big-pickle (may change — ask the bot for current info)

Usage

Ask a question, prefixing your question with !oc or bot or mentioning @llm-assitant:matrix.org; the bot will respond, possibly local OSGeo services. Tool calls may be visible in chat logs using the pattern:

> query=spam, limit=10 [osgeo-knowledge_search_content]
> query=spam, limit=10 [osgeo-knowledge_search_wiki]

The prefix identifies the MCP server, and the suffix identifies the tool.

osgeo-knowledge-base MCP tools:

• osgeo-knowledge_search_wiki - Search AI-generated summaries and keywords
• osgeo-knowledge_search_content - Search raw page content chunks
• osgeo-knowledge_search_entities - Search people, projects, organizations, events
• osgeo-knowledge_get_entity_relationships - Query entity relationships
• osgeo-knowledge_get_page - Retrieve a full page by title
• osgeo-knowledge_get_wiki_stats - Show database and sync statistics

osgeo-library / doclibrary MCP tools:

• search_documents - Semantic search over document text and visual elements
• search_visual_elements - Search figures, tables, equations, charts, and diagrams
• list_elements - Browse document elements without semantic search
• get_element_details - Retrieve metadata for a visual element
• get_element_image - Retrieve a cropped element image
• get_page_image - Retrieve a full page image
• get_document_info - Show document metadata
• find_document - Find a document by name or query
• list_documents - List indexed documents
• get_library_status - Check document library service status

Contact: ominiverdi (Lorenzo Becchi) or SAC channel