Show HN: A verification browser for AI agents – 13ms windows, one-call checks
hwatu Make your agent harness loop instantly faster by giving it real eyes STOP your agent claiming "pixel-perfect." Make it prove 97.49%. STOP paying 5 tool calls per page check. hwatu check is one call, ~35 ms (beats warm-server Playwright ~9x). The installer installs binaries only. hwatu setup detects supported coding agents and prints the available connections without changing their config.
- ▪hwatu Make your agent harness loop instantly faster by giving it real eyes STOP your agent claiming "pixel-perfect." Make it prove 97.49%.
- ▪STOP paying 5 tool calls per page check. hwatu check is one call, ~35 ms (beats warm-server Playwright ~9x).
- ▪The installer installs binaries only. hwatu setup detects supported coding agents and prints the available connections without changing their config.
Hacker News (AI / LLM) files mainly under ai. We currently carry 2,766 of its stories.
Story provenance
Source · retrieval · rights · ranking — open for full record
inspect →
Story provenance
Attribution is not the same as permission. This drawer separates discovery metadata, excerpts, WeSearch-generated summaries, reuse status, and whether the publisher receives the visit. Nothing here claims a legal grant the publisher has not made.
Record
| Original publisher | GitHub |
| Canonical URL | https://github.com/hongnoul/hwatu |
| Publication time | Wed, 29 Jul 2026 14:05:30 +0000 |
| Retrieval time | 2026-07-29T14:28:15.215Z |
| Last seen | 2026-07-29T14:28:15.215Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | hiy0_oHPs8sU · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
hwatu Make your agent harness loop instantly faster by giving it real eyes STOP your agent claiming "pixel-perfect." Make it prove 97.49%. STOP paying 5 tool calls per page check. hwatu check is one call, ~35 ms (beats warm-server Playwright ~9x). STOP browser windows stealing your focus. Headless by default, you keep typing. STOP shipping 170 MB of Chromium. One static binary + your distro's webkitgtk. Documents Vision: durable product principles, native platform strategy, swarm model Agent guide: protocol, primitives, verification loops Human guide: the tiling-WM browser side Benchmarks: every number, measured, with methodology Roadmap: plan of record, priorities, non-goals Continuous improvement: activation metric, feedback loop, weekly cadence Launch kit: reusable copy, channels, and…
Excerpt limited to ~120 words for fair-use compliance. The full article is at GitHub.