ARKA SLM V1

ARKA SLM V1 is the first official release of the ARKA Small Language Model family.

ARKA stands for Academic Research Knowledge Assistant.

Creator and Developer: Abhay Kumar Rudrapaul

ARKA SLM V1 is a compact causal language model designed as a foundation for conversational AI, educational applications, RAG systems, mobile AI experiments and domain-specific assistants.

Fine-tuning is recommended before specialized or production deployment.

Retrieval-Augmented Generation (RAG) is strongly recommended for factual, private, domain-specific or frequently changing information.


Model Information

Property Value
Official Name ARKA SLM V1
Full Form Academic Research Knowledge Assistant
Creator Abhay Kumar Rudrapaul
Version V1
Release Status Official Release
Model Type Small Language Model
Architecture GPT2LMHeadModel
Parameters 129,944,832
Hidden Size 768
Transformer Layers 12
Attention Heads 12
Head Dimension 64
Vocabulary Size 50,257
Maximum Context Positions 8,192
Framework PyTorch / Hugging Face Transformers

About ARKA

ARKA is a Small Language Model project created and developed by Abhay Kumar Rudrapaul.

The project explores compact language models combined with supervised fine-tuning, instruction tuning, retrieval, external tools and application-specific AI.

ARKA SLM V1 is intended to provide a compact foundation that developers can further adapt for their own use cases.


Release Checkpoint

  • Source repository: Abhayn01/arka-v5-8k-mixed-sft-54m-v1
  • Source revision: a4a4f1566c57f5bb2ce3417c184fc7ffc94a6ca5
  • Source stage: balanced_recovery_2p5m_v1
  • Source status: complete
  • Source step: unknown
  • Recorded cumulative valid-token exposure: 76,539,609
  • Recorded cumulative supervised-token exposure: unknown

The official release does not contain optimizer, gradient-scaler or intermediate training checkpoint state.


Weight Integrity

  • NaN values: 0
  • Infinite values: 0
  • Fully-zero parameter tensors: 0
  • Tied LM head / token embeddings: True
  • Weight integrity: Verified

All model parameters were set to requires_grad=False during the official release-build verification.

Important: requires_grad=False is a runtime PyTorch property and is not permanently stored in SafeTensors. Users can intentionally fine-tune their own loaded copy.


Fine-Tuning Recommendation

ARKA SLM V1 should generally be treated as a foundation checkpoint.

Fine-tuning is recommended before using the model for a specialized domain or production application.

Examples include:

  • educational assistants
  • electrical engineering assistants
  • campus assistants
  • customer-support systems
  • mobile personal assistants
  • domain-specific question answering
  • document assistants
  • application intent routing

Retrieval-Augmented Generation (RAG)

RAG is strongly recommended when ARKA is expected to answer factual or knowledge-intensive questions.

Typical pipeline:

User Question
     |
     v
Intent Router
     |
     +---- Direct task ----> ARKA
     |
     +---- Knowledge task -> Retriever
                              |
                              v
                       Retrieved Evidence
                              |
                              v
                         ARKA SLM V1
                              |
                              v
                       Grounded Response

Possible retrieval sources include PDFs, local documents, vector databases, verified websites, institutional data, company documentation and search engines.

RAG can improve grounding, but it does not guarantee perfect factual accuracy.


Mobile and Edge Applications

ARKA SLM V1 contains approximately 129.9 million parameters.

It may be integrated into mobile or local applications using an appropriate runtime and, where necessary, quantization or model conversion.

Potential applications include:

  • mobile AI assistants
  • educational applications
  • campus assistants
  • voice assistants
  • offline or partially offline assistants
  • document Q&A systems
  • domain-specific RAG applications
  • embedded conversational features

Actual performance depends on model precision, RAM, CPU/GPU/NPU capability, runtime and context length.


Prompt Format

User: <user message>
Assistant:

Python Usage

from transformers import AutoTokenizer, AutoModelForCausalLM

MODEL_ID = "Abhayn01/ARKA-SLM-V1"

tokenizer = AutoTokenizer.from_pretrained(MODEL_ID)
model = AutoModelForCausalLM.from_pretrained(MODEL_ID)

prompt = "User: Explain renewable energy simply.\nAssistant:"

inputs = tokenizer(prompt, return_tensors="pt")

output = model.generate(
    **inputs,
    max_new_tokens=120,
    do_sample=False,
    eos_token_id=tokenizer.eos_token_id,
    pad_token_id=tokenizer.eos_token_id,
)

new_tokens = output[0, inputs['input_ids'].shape[1]:]

print(tokenizer.decode(new_tokens, skip_special_tokens=True))

Current Strengths

Development testing has shown useful behavior in:

  • ARKA identity handling
  • short instruction following
  • exact short responses
  • supplied-context question answering
  • explicit missing-context abstention
  • some follow-up corrections
  • short-context recall
  • RAG-oriented workflows

These observations are developmental and are not standardized benchmark claims.


Known Limitations

ARKA SLM V1 is a compact model and has important limitations.

  • factual recall can be unreliable
  • unsupported questions may produce hallucinations
  • arithmetic reasoning is weak
  • programming ability is limited
  • electrical knowledge is inconsistent
  • multi-entity context binding can fail
  • long-form text may become repetitive
  • structured email/story/dialogue generation is inconsistent
  • exact formatting or units may occasionally be lost
  • reasoning capability is below significantly larger models

For factual tasks, developers should prefer RAG and validate important outputs.


Memory

ARKA SLM V1 should not be assumed to remember information from previous conversations unless the application explicitly provides that information in the active context.

Persistent memory should be implemented at the application layer.


Recommended Production Architecture

                     +--> Direct ARKA
                     |
User -> Intent Router+--> RAG -> ARKA
                     |
                     +--> Calculator / Tools
                     |
                     +--> Application Actions

High-Stakes Use

ARKA SLM V1 should not be used as the sole authority for medical, legal, financial, emergency, safety-critical or similarly high-stakes decisions.


Creator

Abhay Kumar Rudrapaul

Creator and developer of the ARKA model family.


Version

ARKA SLM V1 — Version 1.0

This checkpoint represents the first officially designated release of the ARKA Small Language Model family.

Future ARKA releases may improve factual knowledge, reasoning, long-form generation, RAG, tool use, coding, domain specialization and efficient mobile inference.


License

No specific open-source license is automatically declared by this release script. The repository owner should select an appropriate license separately before defining redistribution or commercial-use rights.

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