Domain Arrivals
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Featured in Domain Arrivals · 2026-08-16

Laplace, the Pokémon bot that searches eight possible worlds

trylaplaceai.com ↗ · Developer Corner · score 87.0
○Open: public page gives enough substance to understand the site $Paid: pricing, booking, ecommerce, subscription, or paid access is visible ADAds: visible ad load or ad-supported content ✦Pretty: notable design, copy, craft, or presentation ◆Pro: polished, finished-feeling, serious, or operationally mature ◇Niche: specific audience, workflow, or unusually focused use case ◉Human: personal, local, community, civic, handmade, or real-person signal !Suspicious: scammy, spammy, trust theater, finance fog, or credibility concern

Laplace is an open-source Pokémon Showdown AI that plays Gen 9 Random Battle using determinized Monte-Carlo Tree Search.

Why it surfaced

The site says Laplace peaked at 2137 Elo and rank 447 worldwide after 728 archived ladder games. Its unusually clear technical walkthrough explains how the bot samples hidden opponent teams, searches each possible world, and plays a mixed strategy—then invites visitors to challenge the hosted bot or inspect the source.

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The 240-Material Organ

August 16’s newborn domains include a 240-material perfume organ, a repeatedly saved JPEG cat, a ski tracker designed by a 15-year-old, and a searchable page claiming to contain 148,303 prescription records.

This is one of 1,000 discoveries in the 2026-08-16 Domain Arrivals issue.

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Claimset, the stale-citation detector claimset.org

Claimset is an open format and command-line verifier for checking whether published claims still match their cited sources.

 Observability Arena Puts Agent-Observability APIs Through Their Paces agent-otel.tech

An executable benchmark ranks five OTEL-based agent-observability platforms by how effectively their read APIs return trace data.

 Pairwise Ratio asks whether an LLM judge can keep its story straight llmsorting.com

The Judge Coherence Benchmark tests LLM evaluators against order swaps, polarity reversals, paraphrases, pressure, nuisance edits, and ratio cycles.