Web search
Configure the web_search tool and its providers.
| Env Var | Description | Default |
|---|---|---|
WEB_SEARCH_ENABLED | Enable the web_search tool | true |
WEB_SEARCH_PROVIDER | brave, serper, tavily, or auto | auto |
WEB_SEARCH_MAX_RESULTS | Max results returned (1–10) | 5 |
BRAVE_API_KEY | Brave Search API key | — |
SERPER_API_KEY | Serper API key | — |
TAVILY_API_KEY | Tavily API key | — |
When WEB_SEARCH_PROVIDER=auto, tota picks whichever key it finds first (Brave → Serper → Tavily).
For usage details, see Web Search.