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ProKope-421M-8K

ProKope-421M-8K

Introduction

ProKope-421M-8K is a 421M-parameter non-autoregressive classification and scoring model developed by ProKope AI, based on ModernBERT-large with a 8,192-token context window. It evaluates structured state inputs in a single forward pass across three typed decision primitives:

  1. noul: Binary boolean classification ([0, 1] probability).
  2. choice: Multi-class categorical routing.
  3. score: Ordinal severity and confidence estimation ([0, 1] scalar).

For 1,024-token context workloads, see ProKope-421M.


Evaluation

Evaluated across 400 test cases (2,000 total decisions) on the LocalLLaMA/typed-decisions benchmark:

Model Parameters Context Overall Accuracy Decisions Correct Brier Score
ProKope-421M-8K 421M 8,192 71.85% 1,437 / 2,000 0.384 (raw)
Featherless Simple Jev 35B 8,192 71.60% 1,432 / 2,000 0.110
ProKope-421M 421M 1,024 71.40% 1,428 / 2,000 0.071 (calibrated)
prima-ratio 12B 8,192 70.20% 1,404 / 2,000 0.125
mgoeckel/oscar-1-400m 400M 1,024 70.00% 1,400 / 2,000 0.062
OpenDecider-small 4B 8,192 67.10% 1,342 / 2,000 0.117
Bekko System One v0 400M 1,024 66.80% 1,336 / 2,000 0.113

Domain Breakdown (ProKope-421M-8K: 71.85% / 1,437 / 2,000)

  • Invoice Processing: 79.80% (399 / 500)
  • Agent-Trace Observability: 73.80% (369 / 500)
  • Security Incidents: 69.60% (348 / 500)
  • Customer Service Routing: 64.20% (321 / 500)

Decision Primitive Breakdown

  • noul (Binary Decision): 80.50%
  • choice (Multi-Class Routing): 70.00%
  • score (Ordinal Severity): 66.75%

Model Details

Property Value
Backbone ModernBERT-large (28 bidirectional encoder layers, 1,024 hidden size) + 2-layer multi-head decision projection
Total Parameters 421,293,830 (803.57 MB in bfloat16)
Context Window 8,192 tokens (head_max_len: 256 tokens)
Throughput 23.5 decisions/sec (42 ms/decision on single GPU)
Recommended VRAM 2 GB+ for bfloat16 / float16 inference
Precision torch.bfloat16
License CC-BY-NC-4.0 (Commercial licensing available via ProKope AI)

Quickstart

1. Python Inference (RLAgent)

from rl_agent_api import RLAgent

agent = RLAgent("ProKope-AI/ProKope-421M-8K")

state = (
    "Production API Gateway alert: 504 Gateway Timeout spiked to 14.8% over the last 3 minutes. "
    "Worker node 4 pod eviction reported due to memory pressure (96.2%)."
)
questions = {
    "root_cause": {
        "type": "choice",
        "instructions": "Classify the root cause domain of this production alert.",
        "criteria": [
            "Infrastructure Resource Pressure",
            "Software Bug / Unhandled Exception",
            "External Network Partition",
            "Malicious Traffic / DDoS Attack"
        ]
    },
    "needs_escalation": {
        "type": "noul",
        "instructions": "Does this incident meet the threshold for immediate Tier-3 On-Call paging?",
        "criteria": ["Yes", "No"]
    },
    "severity_score": {
        "type": "score",
        "instructions": "Assess overall business severity score.",
        "criteria": ["Low", "Medium", "High", "Critical"]
    }
}

results = agent.system_one(state, questions)
for key, ans in results["answers"].items():
    print(key, "->", ans)

2. Reproducing the Benchmark Evaluation

python eval_prokope.py

Limitations & Intended Use

  • Intended Use: Low-latency structured classification, incident triage, workflow routing, and calibrated probability estimation over bounded decision schemas (noul, choice, score).
  • Limitations: ProKope-421M-8K is a non-autoregressive encoder-classifier and does not generate free-form text. Inputs exceeding the 8,192-token context window are truncated.

Contact & Citation

@misc{canto2026prokope421m8k,
  author       = {Alan Canto and Wesley Foreman},
  title        = {ProKope-421M-8K: Non-Autoregressive Structured Typed Decision Model},
  howpublished = {Hugging Face},
  year         = {2026},
  url          = {https://huggingface.co/ProKope-AI/ProKope-421M-8K}
}
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Dataset used to train ProKope-AI/ProKope-421M-8K

Evaluation results