nansen-web-fetcher▌
nansen-ai/nansen-cli · updated Apr 8, 2026
Fetch and analyze content from one or more URLs using Gemini 2.5 Flash with URL context.
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 questionretrieved_urls— URLs successfully fetchedfailed_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.
Discussion
Product Hunt–style comments (not star reviews)- No comments yet — start the thread.
Ratings
4.4★★★★★64 reviews- ★★★★★Isabella Anderson· Dec 28, 2024
nansen-web-fetcher fits our agent workflows well — practical, well scoped, and easy to wire into existing repos.
- ★★★★★Henry Agarwal· Dec 8, 2024
Solid pick for teams standardizing on skills: nansen-web-fetcher is focused, and the summary matches what you get after install.
- ★★★★★William Smith· Dec 4, 2024
I recommend nansen-web-fetcher for anyone iterating fast on agent tooling; clear intent and a small, reviewable surface area.
- ★★★★★Benjamin Sethi· Nov 27, 2024
nansen-web-fetcher has been reliable in day-to-day use. Documentation quality is above average for community skills.
- ★★★★★Sophia Anderson· Nov 23, 2024
Useful defaults in nansen-web-fetcher — fewer surprises than typical one-off scripts, and it plays nicely with `npx skills` flows.
- ★★★★★Layla Taylor· Nov 19, 2024
Registry listing for nansen-web-fetcher matched our evaluation — installs cleanly and behaves as described in the markdown.
- ★★★★★William Sharma· Nov 11, 2024
Registry listing for nansen-web-fetcher matched our evaluation — installs cleanly and behaves as described in the markdown.
- ★★★★★Anika Harris· Oct 18, 2024
Keeps context tight: nansen-web-fetcher is the kind of skill you can hand to a new teammate without a long onboarding doc.
- ★★★★★Anaya Brown· Oct 14, 2024
nansen-web-fetcher reduced setup friction for our internal harness; good balance of opinion and flexibility.
- ★★★★★Sophia Ghosh· Oct 14, 2024
nansen-web-fetcher is among the better-maintained entries we tried; worth keeping pinned for repeat workflows.
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