Update README.md
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README.md
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@@ -26,6 +26,8 @@ Helion-V1 is a conversational AI model designed to be helpful, harmless, and hon
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- **Finetuned from:** Troviku-1.1
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- **Model Size:** 7B parameters
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- **Context Length:** 4096 tokens
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## Model Capabilities
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- Creative writing and content creation
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- Problem solving and reasoning
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- Safe and ethical responses
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##
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```bash
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pip install transformers torch accelerate
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from transformers import AutoTokenizer, AutoModelForCausalLM
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import torch
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model_name = "DeepXR/Helion-V1"
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tokenizer = AutoTokenizer.from_pretrained(model_name)
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model = AutoModelForCausalLM.from_pretrained(
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model_name,
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torch_dtype=torch.float16,
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device_map="auto"
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)
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def chat_with_helion(prompt, max_length=512, temperature=0.7):
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messages = [
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{"role": "user", "content": prompt}
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]
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input_ids = tokenizer.apply_chat_template(
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messages,
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return_tensors="pt"
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).to(model.device)
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with torch.no_grad():
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outputs = model.generate(
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input_ids,
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max_length=max_length,
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temperature=temperature,
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do_sample=True,
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pad_token_id=tokenizer.eos_token_id,
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top_p=0.9,
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repetition_penalty=1.1
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)
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response = tokenizer.decode(outputs[0], skip_special_tokens=True)
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return response
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# Example usage
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prompt = "Explain the concept of machine learning in simple terms."
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response = chat_with_helion(prompt)
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print(response)
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from transformers import pipeline
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# Create a chat pipeline
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chat_pipeline = pipeline(
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"text-generation",
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model="DeepXR/Helion-V1",
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tokenizer=model_name,
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device_map="auto",
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torch_dtype=torch.float16
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)
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def conversational_chat(messages, max_new_tokens=256):
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formatted_prompt = tokenizer.apply_chat_template(
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messages,
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tokenize=False,
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add_generation_prompt=True
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)
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outputs = chat_pipeline(
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formatted_prompt,
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max_new_tokens=max_new_tokens,
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temperature=0.7,
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do_sample=True,
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top_p=0.9,
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repetition_penalty=1.1
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)
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return outputs[0]['generated_text']
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# Multi-turn conversation
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conversation = [
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{"role": "user", "content": "What's the weather like today?"},
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{"role": "assistant", "content": "I don't have real-time weather data, but I can help you understand weather patterns or find weather services!"},
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{"role": "user", "content": "Can you explain how weather forecasting works?"}
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]
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response = conversational_chat(conversation)
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print(response)import streamlit as st
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import torch
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from transformers import AutoTokenizer, AutoModelForCausalLM
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@st.cache_resource
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def load_model():
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model_name = "DeepXR/Helion-V1"
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tokenizer = AutoTokenizer.from_pretrained(model_name)
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model = AutoModelForCausalLM.from_pretrained(
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model_name,
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torch_dtype=torch.float16,
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device_map="auto"
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)
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return tokenizer, model
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def generate_response(prompt, tokenizer, model, max_length=512):
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messages = [{"role": "user", "content": prompt}]
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input_ids = tokenizer.apply_chat_template(
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messages,
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return_tensors="pt"
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).to(model.device)
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with torch.no_grad():
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outputs = model.generate(
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input_ids,
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max_length=max_length,
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temperature=0.7,
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do_sample=True,
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top_p=0.9,
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repetition_penalty=1.1,
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pad_token_id=tokenizer.eos_token_id
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)
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response = tokenizer.decode(outputs[0], skip_special_tokens=True)
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return response
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# Streamlit UI
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st.set_page_config(page_title="Helion-V1 Chat", page_icon="🤖")
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st.title("Helion-V1 Chat Interface")
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st.write("Chat with the Helion-V1 AI assistant")
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# Initialize session state
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if "messages" not in st.session_state:
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st.session_state.messages = []
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# Load model
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with st.spinner("Loading Helion-V1 model..."):
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tokenizer, model = load_model()
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# Display chat messages
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for message in st.session_state.messages:
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with st.chat_message(message["role"]):
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st.markdown(message["content"])
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# Chat input
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if prompt := st.chat_input("What would you like to know?"):
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# Add user message to chat history
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st.session_state.messages.append({"role": "user", "content": prompt})
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with st.chat_message("user"):
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st.markdown(prompt)
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# Generate response
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with st.chat_message("assistant"):
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with st.spinner("Thinking..."):
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response = generate_response(prompt, tokenizer, model)
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st.markdown(response)
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# Add assistant response to chat history
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st.session_state.messages.append({"role": "assistant", "content": response})from fastapi import FastAPI, HTTPException
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from pydantic import BaseModel
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import torch
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from transformers import AutoTokenizer, AutoModelForCausalLM
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import uvicorn
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from typing import List, Optional
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app = FastAPI(title="Helion-V1 API", version="1.0.0")
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class ChatMessage(BaseModel):
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role: str
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content: str
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class ChatRequest(BaseModel):
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messages: List[ChatMessage]
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max_tokens: Optional[int] = 512
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temperature: Optional[float] = 0.7
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top_p: Optional[float] = 0.9
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class ChatResponse(BaseModel):
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response: str
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tokens_used: int
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# Load model globally
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@app.on_event("startup")
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async def load_model():
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global tokenizer, model
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model_name = "DeepXR/Helion-V1"
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tokenizer = AutoTokenizer.from_pretrained(model_name)
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model = AutoModelForCausalLM.from_pretrained(
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model_name,
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torch_dtype=torch.float16,
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device_map="auto"
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)
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@app.post("/chat", response_model=ChatResponse)
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async def chat_endpoint(request: ChatRequest):
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try:
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# Format messages
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formatted_prompt = tokenizer.apply_chat_template(
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[msg.dict() for msg in request.messages],
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tokenize=False,
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add_generation_prompt=True
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)
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# Tokenize
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input_ids = tokenizer.encode(formatted_prompt, return_tensors="pt").to(model.device)
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# Generate
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with torch.no_grad():
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outputs = model.generate(
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input_ids,
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max_length=input_ids.shape[1] + request.max_tokens,
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temperature=request.temperature,
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do_sample=True,
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top_p=request.top_p,
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repetition_penalty=1.1,
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pad_token_id=tokenizer.eos_token_id
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)
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# Decode response
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response = tokenizer.decode(outputs[0], skip_special_tokens=True)
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tokens_used = outputs.shape[1]
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return ChatResponse(response=response, tokens_used=tokens_used)
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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return {"status": "healthy", "model": "Helion-V1"}
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- **Finetuned from:** Troviku-1.1
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- **Model Size:** 7B parameters
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- **Context Length:** 4096 tokens
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- **Architecture:** Transformer-based decoder-only
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- **Training Method:** Supervised Fine-Tuning + RLHF
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## Model Capabilities
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- Creative writing and content creation
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- Problem solving and reasoning
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- Safe and ethical responses
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- Task-oriented assistance
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- Technical support
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## Quick Start
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### Installation
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```bash
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# Install required packages
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pip install transformers torch accelerate
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# For additional features
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pip install bitsandbytes scipy
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# For web interfaces
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pip install gradio streamlit fastapi uvicorn
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