Agents send JSON commands to localhost:9400 and get back compact, token-efficient responses. No raw HTML. No DevTools protocol.

Inspect pages, interact, logs, and verify work through a Chrome extension

Agents send JSON commands to localhost:9400 and get back compact, token-efficient responses. No raw HTML. No DevTools protocol.
DevSnoop is a paid product, with no free version listed. Uneed does not list exact prices yet: see the current prices on devsnoop.com.
UNEED10Uneed can't vouch for DevSnoop, but here is what it can check. Read the reviews and the site's terms before you pay or share personal data.
What Uneed does not check: payments, refunds, or how DevSnoop handles your data.
1 review
An average shows from 3 ratings.
Used DevSnoop? Add your voice.
Matterhornso
Apr 25, 2026
Token-efficient inspect and verify primitives are exactly what autonomous agents need to ship work reliably. Great.
Publisher
DevSnoop is a development product listed on Uneed as a paid product. It's tagged with Browser Extensions, Development. See the best Browser Extensions products for related options.
DevSnoop is inspect pages, interact, logs, and verify work through a Chrome extension.
Uneed can't vouch for DevSnoop. What it can check: DevSnoop was launched on Uneed on Apr 25, 2026 by hboon and is still listed, upvoted by 6 people and reviewed by 1 user. Uneed does not check payments, refunds or data handling, so read the reviews and the site's terms before you pay or share personal data.
No, DevSnoop is a paid product with no free version listed. The current prices are on devsnoop.com.
Yes, Uneed lists the code UNEED10 for DevSnoop: 10% off.
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