vkb
by inkiebeard
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| TLS_KEY | No | Path to TLS private key file | |
| MCP_PORT | No | MCP server port (0 = stdio mode only, no auth layer) | 3333 |
| OBS_PORT | No | Observability HTTP/WebSocket server port | 4242 |
| TLS_CERT | No | Path to TLS certificate file (enables HTTPS/WSS on all servers) | |
| EMBED_DIM | No | Embedding dimension (must match model output) | 768 |
| LLM_MODEL | No | LLM model for relation extraction and summarisation | gemma4:e4b |
| LOG_LEVEL | No | Log verbosity: debug, info, warn, error | info |
| CHUNK_SIZE | No | Target chunk size in tokens | 512 |
| MCP_SECRET | No | Bearer token for the HTTP MCP endpoint on MCP_PORT (leave unset to disable) | |
| OBS_SECRET | No | Bearer token for the REST/browser API on OBS_PORT (leave unset to disable) | |
| EMBED_MODEL | No | Embedding model | nomic-embed-text |
| DATABASE_URL | No | Postgres connection string | postgres://localhost/vkb |
| JOB_TTL_DAYS | No | Days before completed/failed jobs are expired | 7 |
| CHUNK_OVERLAP | No | Overlap between adjacent chunks | 64 |
| IVFFLAT_LISTS | No | Number of ivfflat lists | 100 |
| RAWSTORE_PATH | No | Root path for filesystem rawstore | ./rawstore |
| RELATION_TOP_K | No | Nearest neighbours considered per chunk | 10 |
| OLLAMA_BASE_URL | No | Ollama API base URL | http://localhost:11434 |
| RAWSTORE_ADAPTER | No | Raw content storage: filesystem or s3 | filesystem |
| RETUNE_SUMMARISE | No | Regenerate entity summaries during retune | false |
| SECTION_MAX_SIZE | No | Max chunks per section | 8 |
| SECTION_STRATEGY | No | Sectioning strategy: similarity_valley or positional | similarity_valley |
| IVFFLAT_THRESHOLD | No | Chunk count above which an ivfflat index is created/maintained | 1000 |
| RELATION_TTL_DAYS | No | Days before unconfirmed relations are pruned | 30 |
| INGEST_MAX_RETRIES | No | Max times a failed job is re-queued | 3 |
| RAWSTORE_S3_BUCKET | No | S3 bucket name (when RAWSTORE_ADAPTER=s3) | |
| RELATION_THRESHOLD | No | Minimum cosine similarity to create a relation | 0.75 |
| WORKER_CONCURRENCY | No | Number of ingest worker processes | 2 |
| SECTION_WINDOW_SIZE | No | Sliding window size for valley detection | 5 |
| SUMMARY_CONCURRENCY | No | Parallel LLM calls during the summarising stage | 4 |
| SUMMARY_PROMPT_FILE | No | Entity summary prompt file path | |
| RAWSTORE_S3_ENDPOINT | No | S3-compatible endpoint URL (optional override) | |
| RETUNE_INTERVAL_HOURS | No | How often the retune worker runs automatically (0 = disabled) | 6 |
| LLM_EXTRACT_CANDIDATES | No | Candidate chunks the LLM considers per extraction pass | 20 |
| LLM_RELATION_EXTRACTION | No | Use LLM to extract relations (set false to use heuristics only) | true |
| SECTION_SPLIT_THRESHOLD | No | Cosine similarity drop that triggers a section boundary | 0.65 |
| SUMMARY_MAX_INPUT_CHARS | No | Max characters fed to the entity-level summary prompt (~3k tokens) | 12000 |
| RELATION_CONFIDENCE_STEP | No | Increment applied on relation confirmation | 0.05 |
| RELATION_PRUNE_THRESHOLD | No | Confidence below which relations are pruned on retune | 0.6 |
| CHUNK_SUMMARY_PROMPT_FILE | No | Per-chunk summary prompt file path | |
| SECTION_SUMMARY_PROMPT_FILE | No | Section summary prompt file path | |
| RELATION_EXTRACT_PROMPT_FILE | No | Relation extraction prompt file path |
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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