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

Agents send JSON commands to localhost:9400 and get back compact, token-efficient responses. No raw HTML. No DevTools protocol.
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.
DevSnoop is a paid product. Check their website for current pricing.
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DevSnoop is listed under Development on Uneed.
MatterhornsoToken-efficient inspect and verify primitives are exactly what autonomous agents need to ship work reliably. Great.
Token-efficient inspect and verify primitives are exactly what autonomous agents need to ship work reliably. Great.
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Publisher
Launch Date
2026-04-25Category
DevelopmentPricing
PaidDomain Rating
5Domain Rating by Ahrefs
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