Web Fetch Fetch and analyze content from one or more URLs using Gemini 2.5 Flash with URL context. nansen web fetch https://nansen.ai --question "What products does Nansen offer?" nansen web fetch --url https://example.com --url https://other.com --question "Compare these two sites" nansen web fetch https://docs.uniswap.org/contracts/v4/overview --question "What changed in v4?" Positional args and --url flags can be combined — all become URLs to fetch. Flag Values Default Purpose --url URL — URL to fetch (repeatable for multiple URLs, up to 20) --question string required Question to answer about the URL content --pretty flag off Human-readable JSON Returns: analysis — AI-generated answer to your question retrieved_urls — URLs successfully fetched failed_urls — URLs that could not be retrieved Tip: Combine with web search — search first to find relevant URLs, then fetch to get full content.

Find and analyze in two steps

nansen web search "uniswap v4 launch" --num-results 3 --fields link nansen web fetch https://blog.uniswap.org/ .. . --question "What are the key changes?" Note: 30s timeout. Paywalled or bot-blocked pages may appear in failed_urls .