Redacted excerpt; full evidence withheld. $ cd && pwd && ls -la && id -u && python3 --version && cat README.md 2>/dev/null | head -c 6000 exit: 0 labeled synthesis | | Backend choice | Provider and routing are usually managed by the client | Exa or Tavily search, with a disclosed Firecrawl fallback | | Difficult pages | One client-specific access path | Indexed content, guarded local browser rendering, Tavily Extract, and Firecrawl tiers | | Retrieval intent | Usually search or page text | Full body, concise summary, or query-grounded page answer | | Research discovery | General web index | Dedicated paper and developer-source tools in addition to web search | | Freshness and filters | Whatever the client exposes | Date windows, hour-level recency, domains, categories, result limits, and forced freshness | | Auditability | Client-specific | Fetch tier/cache/truncation disclosures; Tavily and Firecrawl search-fallback labels; explicit filter notices where supported | | Operations | Client-defined; often hosted or opaque | Local stdio or self-hosted loopback HTTP, optional private UDS cache | | Security policy | Client-specific | Initial URL validation plus guarded browser requests and redirects | [excerpt truncated]