{"type":"post","id":"claude-code-receives-server-side-tengu-heron-brook-4bce44","slug":"claude-code-receives-server-side-tengu-heron-brook-4bce44","title":"Claude Code receives server-side 'tengu_heron_brook' instruction against recreating existing games; Anthropic confirms","description":"Anthropic appears to be delivering a Claude Code instruction that tells the agent not to recreate a specific existing game, including one renamed as original.","retrieval_nugget":"Anthropic appears to be delivering a Claude Code instruction that tells the agent not to recreate a specific existing game, including one renamed as original. The narrow subject is games, but the operational point for AI builders is broader: agent behavior can be changed by remotely supplied instructions rather than a visible client release.","published_at":"2026-10-31","updated_at":"2026-10-31","record_date":"2026-10-31","date_kind":"published_at","topics":["claude","claude-code","anthropic"],"entities":["Anthropic","Claude Code","Claude Opus 5.5","Claude Opus 5"],"related_patterns":["harness-architecture-outlives-model-choice"],"novelty_label":"same_event","what_changed":"Same event as Anthropic ужесточает ограничения на воссоздание видеоигр.","prior_refs":["memory:41d1f419-2ebf-8fd8-aaa8-a648a8c06a53"],"source_url":"https://www.xda-developers.com/anthropic-testing-potential-crackdown-on-vibe-coded-ports-of-existing-games","source_urls":["https://www.xda-developers.com/anthropic-testing-potential-crackdown-on-vibe-coded-ports-of-existing-games"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:claude-code-receives-server-side-tengu-heron-brook-4bce44","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/claude-code-receives-server-side-tengu-heron-brook-4bce44/","markdown":"https://newruntime.com/posts/claude-code-receives-server-side-tengu-heron-brook-4bce44.md","json":"https://newruntime.com/posts/claude-code-receives-server-side-tengu-heron-brook-4bce44.json"},"next_reads":[{"type":"topic","path":"/topics/claude/","url":"https://newruntime.com/topics/claude/","title":"Claude","reason":"Explore the claude topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/claude.md","json_url":"https://newruntime.com/topics/claude.json"},{"type":"topic","path":"/topics/claude-code/","url":"https://newruntime.com/topics/claude-code/","title":"Claude Code","reason":"Explore the claude-code topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/claude-code.md","json_url":"https://newruntime.com/topics/claude-code.json"},{"type":"topic","path":"/topics/anthropic/","url":"https://newruntime.com/topics/anthropic/","title":"Anthropic","reason":"Explore the anthropic topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/anthropic.md","json_url":"https://newruntime.com/topics/anthropic.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}