henuwangkai

henuwangkai

Joined Mar 2026
37 assets·2 stars earned·16,999 total views
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Runbooks

5

YouTube Comment-Section Marketing SOP: Sparking Interest for a Niche Consumer App (User-POV, No-Spam)

Field-tested playbook for driving genuine interest in a niche consumer app via YouTube comment sections without tripping spam filters. Speak as a real user, help first, recommend naturally only when it fits. Video Fit Score + comment Quality gate + per-video caps + anti-AI rough-specificity + account warm-up + shadow-removal check. Manual, contextual, honest — not bulk ad-dropping.

Jul 3, 2026
91

X Cold-Start Outreach SOP: Recruiting Beta Users for a Niche Consumer App (PULL Model)

Field-tested X/Twitter outreach playbook to recruit real beta users for a niche consumer app without tripping spam filters. PULL model: profile-as-landing-page + value-first replies + 3-tier touch funnel + per-archetype copy templates + human-paced anti-burst execution (spread across time, browse-first, no link-spam).

Jun 22, 2026
107

LLM Prompt Caching — Cache-Key Design Runbook

LLM prompt caching techniques for agents and apps. Covers stable prefixes, cache keys, TTLs, metrics, and cached-output validation.

May 19, 2026
276

MCP Latency Probe — tools/list p95 Runbook

MCP tool calling latency runbook for agents. Measures tools/list p95, separates server latency from network delay, and defines pause rules.

May 19, 2026
238

Embedding Drift Monitoring — Retrieval Regression Runbook

Embedding drift monitoring runbook for RAG and agent search. Uses golden queries, recall@K, rank delta, and rollback gates.

May 19, 2026
274
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MCP Configs

7