This repository contains the official trained policies for The files are organized by task environment and training seed: The play.py script in the JoSE repository downloads a pretrained model and executes it in the corresponding environment, allowing agent behaviour to be visualized. The script is called from the repo root as follows: Seeds vary by hand and task. See the HuggingFace model directory to see which seeds are available for each task-hand combination.
Open-weight model · Reinforcement learning
connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher
by Hwihwa Lab hwihwalab/connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher
connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher is an open-weight model for reinforcement learning from Hwihwa Lab, released under Apache License 2.0. Its published files total 118.6 KB.
Standard conversational language models generate verbose token streams, incur latency, and suffer from hallucination risks—making them hazardous for sub-second financial risk gating and high-stakes fraud interception.
Model Card
By Hwihwa Lab, published under apache-2.0, revision 2fb7ea66b709.
Standard conversational language models generate verbose token streams, incur latency, and suffer from hallucination risks—making them hazardous for sub-second financial risk gating and high-stakes fraud interception. connectailab-rl-CHOCO-BRAINGUARD-v1-teacher (brain.json) operates as an external Prefrontal Cortex Policy Matrix (142 KB) calibrated through Multi-Objective Reinforcement Learning (PPO) in the CONNECT TYCOON enterprise simulator. While standard generic models balance reward priorities symmetrically (1.0: 1.0: 1.0), CHOCO-BRAINGUARD-v1-teacher enforces an aggressive risk-governance objective: $$\text{Reward} = 0.8 \cdot \frac{\text{Profit}}{10} + 1.0 \cdot…
Read Hwihwa Lab's full model card
connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher — FinTech Risk Guardian Policy Brain
“connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher: High-Conviction PPO Reinforcement Learning Policy Matrix for E-Commerce & FinTech Fraud Defense
English Documentation|한국어 공식 매뉴얼|LLM Decision Brain”
Developed by Hwihwa Lab· AI × Automation × Aesthetics
Why a Prefrontal Risk Policy Matrix?
Standard conversational language models generate verbose token streams, incur latency, and suffer from hallucination risks—making them hazardous for sub-second financial risk gating and high-stakes fraud interception.
connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher (brain.json) operates as an external Prefrontal Cortex Policy Matrix (142 KB) calibrated through Multi-Objective Reinforcement Learning (PPO) in the CONNECT TYCOON enterprise simulator.
Core Capabilities
- Sub-millisecond execution: Delivers zero-latency, deterministic decisions in under 0.01 seconds.
- Multi-objective PPO calibration: Enforces an aggressive risk-penalty function to safeguard capital reserves, customer trust, and compliance integrity.
- Ground-Truth Decision Anchor: Provides the mathematically optimal judgment trajectories used to distill and align the conversational reasoning LLM (
hwihwalab/connectailab-rl-CHOCO-BRAIN_GUARD-v1).
Model Persona: "The FinTech Risk Guardian"
While standard generic models balance reward priorities symmetrically (1.0 : 1.0 : 1.0), CHOCO-BRAIN_GUARD-v1-teacher enforces an aggressive risk-governance objective:
$$\text{Reward} = 0.8 \cdot \frac{\text{Profit}}{10} + 1.0 \cdot (\Delta\text{Satisfaction} \times 100) - \mathbf{3.0} \cdot (\text{Incidents} \times 5)$$
{
"Profit Weight": 0.8,
"Satisfaction Weight": 1.0,
"Risk Penalty Weight": 3.0
}
Guardian Governance Protocols:
- Aggressive Security Gate: Transactions exceeding fraud probability $\ge 0.70$ are immediately terminated.
- Proactive Refund Review Routing: High-risk refund claims ($\ge 0.60$) are isolated for dedicated verification.
- Inventory & Stockout Sentinel: Proactive dynamic safety buffers reduce stockout days from 10.7 days down to 0.3 days.
40-Month Stochastic Operational Benchmark
Tested across 40 unseen simulated operating months (800 business days) under dynamic stochastic market conditions:
| Evaluation Metric (40-Mo Avg) | Rule-Based Baseline | CHOCO-BRAIN_GUARD-v1-teacher | Net Advantage |
|---|---|---|---|
| Monthly Net Profit | 3.24M KRW / mo | 11.11M KRW / mo | +243% Net Profitability |
| Customer Satisfaction | 79% | 96% | +17%p Customer Trust |
| Critical Risk Incidents | 7.8 cases / mo | 2.0 cases / mo | -74% Incident Reduction |
| Stockout Days | 10.7 days / mo | 0.3 days / mo | -97% Stockout Elimination |
| Staff Overload Incidents | 37.8 cases / mo | 12.2 cases / mo | -68% Operational Fatigue |
Autonomous Risk Adjudication in CONNECT TYCOON · Top-tier prefrontal cortex instantly gating fraud & refund abuse across departments to safeguard enterprise capital reserves.
Dual-Cortex Decision Architecture
This repository forms the foundation of Hwihwa Lab's two-tier autonomous decision pipeline:
┌────────────────────────────────────────────────────────┐
│ CONNECT TYCOON Enterprise Simulation Environment │
└───────────────────────────┬────────────────────────────┘
│ Multi-objective PPO
▼
┌────────────────────────────────────────────────────────┐
│ [Policy Brain] CHOCO-BRAIN_GUARD-v1-teacher │
│ - File: brain.json (142 KB Policy Matrix) │
│ - 11.11M KRW/mo | 96% Satisfaction | 2.0 Incidents │
└───────────────────────────┬────────────────────────────┘
│ JEV Trajectory Ground-Truth
▼
┌────────────────────────────────────────────────────────┐
│ [Reasoning LLM] CHOCO-BRAIN_GUARD-v1 │
│ - Qwen3.5-0.8B LoRA Adapter (Natural Language JEV) │
│ - Multi-turn explanation & Zero-shot reasoning │
└────────────────────────────────────────────────────────┘
Quick Start & JEV Protocol
1. Python API (JEV typesafe/jev-1.13)
import connect_tycoon as ct
# Load policy brain directly from Hugging Face Hub or local file
brain = ct.CompanyBrain.from_hub("hwihwalab/connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher")
# Or: brain = ct.CompanyBrain.from_file("brain.json")
# Evaluate an incoming refund dispute under the JEV protocol
decision = brain({
"model": "typesafe/jev-1.13",
"state": {
"department": "refund",
"reason": "non-delivery",
"tier": "vip",
"amount": 8.7,
"fraud_score": 0.31
},
"questions": {
"decision": {
"type": "choice",
"instructions": "Determine refund disposition.",
"criteria": {
"full": "Full Refund",
"partial": "Partial Refund",
"deny": "Deny Claim",
"human": "Route to Human Review"
}
}
}
})
print("Policy Decision:", decision["answers"]["decision"]["choice"])
print("Confidence:", decision["answers"]["decision"]["confidence"])
2. Run Interactive Simulation
# Install the simulator
pip install "connect-tycoon[game]"
# Appoint the Risk Guardian Policy Brain as Company CEO
connect-tycoon play --brain hf:hwihwalab/connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher
About Hwihwa Lab
“AI × Automation × Aesthetics — Crafting tools you'll love ”
Hwihwa Lab is an independent AI research & engineering studio dedicated to blending practical on-device intelligence, autonomous operations, and refined aesthetics. We engineer resilient systems that free solopreneurs and indie creators from operational overhead—giving people their time and creative joy back.
Core Research & Engineering Pillars
- Zero-Cost Edge Operations: Private, on-device AI pipelines for autonomous business workflows without ongoing cloud API overhead.
- Autonomous Decision OS & Micro-ERP: Deterministic, prefrontal-cortex-style reasoning architectures designed to orchestrate daily business decisions and operations.
- Embodied AI & Domain-Specific Robotics: Simulation-driven reinforcement learning, physical control brains, and specialized domain data engineering for real-world environments.
- Interactive Creative Aesthetics: Fusing functional automation with refined visual craft and modern design philosophy to build delightful tools.
Connect & Research Ecosystem
- Research Studio: Hugging Face (@hwihwalab) · GitHub (@Hwihwa-Lab)
- CHOCO-BRAIN GUARD Defense Suite:
- Fraud Defense Policy Core:
connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher(Current Model) (142KB PPO reinforcement learning policy trained with 3x risk penalty) - Real-Time Fraud Adjudicator: connectailab-rl-CHOCO-BRAIN_GUARD-v1 (FP16 reasoning LLM executing 0.05s fraud judgment via JEV protocol)
- Zero-Leakage Edge Fraud Guardian: connectailab-rl-CHOCO-BRAIN_GUARD-v1-GGUF (811MB Q8_0 binary for private, on-device fraud defense without cloud leakage)
Part of the CONNECT AI LAB Collaborative Research Network · CONNECT TYCOON Decision Foundation
License
This project and decision policy matrix are distributed under the Apache 2.0 License — see the repository LICENSE file for full details.
한국어 요약 (Click to expand)
### 모델 개요 `connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher`는 1인 기업 및 이커머스 운영 환경에 특화된 142KB 초경량 전전두엽 사기 방어 정책 두뇌(PPO 강화학습 Q-Table)입니다. 40개월 가상 시뮬레이션에서 기존 규칙 대비 월 순이익 1,111만원(+243%), 위험 사고 2.0건(-74%), 품절일 0.3일(-97%)의 압도적인 방어 안정성을 입증했습니다. ### 핵심 활용 - **Python (JEV 정책 평가)**: `brain.json` 가중치로 결제 및 환불 요청에 대해 0초 즉시 판결 및 신뢰도 점수 산출 - **시뮬레이터 구동**: `connect-tycoon play` 명령어로 가상 기업 환경에서 실시간 방어 정책 시뮬레이션 ### 한국어 공식 가이드 전체 정책 매트릭스 분석 및 상세 사용법은 **[`README_KR.md`](https://huggingface.co/hwihwalab/connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher/blob/main/README_KR.md)** 파일에서 확인하실 수 있습니다.Built and maintained by HWIHWA LAB in collaboration with CONNECT AI LAB.
Identity and Version
- Repository
- hwihwalab/connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher
- Publisher
- Hwihwa Lab
- Task
- Reinforcement learning
- Modality
- Control
- Library
- numpy
- Parameters
- Not stated by the source
- Languages
- en, ko
- Revision
- 2fb7ea66b709ed7371c93991aa4148bf790ef03c
- First published
- 2026-10-13
- Last updated
- 2026-10-14
Files and Weights
5 files, 118.6 KB in total.
Every file
| File | Type | Size | SHA-256 |
|---|---|---|---|
| brain.json | Configuration | 79.2 KB | — |
| LICENSE | Documentation | 10.3 KB | — |
| README.md | Documentation | 13.2 KB | — |
| README_KR.md | Documentation | 14.3 KB | — |
| .gitattributes | Repository | 1.5 KB | — |
License and Download
- License
- apache-2.0
- Access
- Open weights, no gate
Released by Hwihwa Lab through its official repository on Hugging Face. Read the license.
Questions About connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher
Can I use connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher commercially?
Yes. connectailab-rl-CHOCO-BRAIN_GUARD-v1-teacher is released under Apache License 2.0. The Apache License 2.0 is a permissive open-source license. It permits commercial use, modification and redistribution. It requires keeping the license and copyright notices and any NOTICE file, stating significant changes, and it includes an express patent grant from contributors.
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