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README.md
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---
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license: other
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---
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---
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license: other
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datasets:
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- tatsu-lab/alpaca
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language:
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- en
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library_name: transformers
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---
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# Model Card for `chopt-research-1_3b`
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<!-- Provide a quick summary of what the model is/does. -->
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AI Squared's `chopt-research-1_3b` is a large language
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model which is derived from Meta AI's Open Pre-trained Transformer language modelsand fine-tuned on a single GPU on a corpus of 50k records ([Stanford Alpaca](https://crfm.stanford.edu/2023/03/13/alpaca.html)) to help it exhibit chat-based capabilities.
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The ChOPT family of models from AI Squared are licensed under the OPT-175B license, Copyright (c) Meta Platforms, Inc. All Rights Reserved.
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While `chopt-research-1_3b` is **not a state-of-the-art model**, we believe that the level of interactivity that can be achieved on such a small model that is trained so cheaply is important to showcase, as it continues to demonstrate that creating powerful AI capabilities may be much more accessible than previously thought.
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### Model Description
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<!-- Provide a longer summary of what this model is. -->
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- **Developed by:** AI Squared, Inc.
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- **Shared by:** AI Squared, Inc.
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- **Model type:** Large Language Model
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- **Language(s) (NLP):** EN
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- **License:** Other
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- **Finetuned from model:** OPT
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## Bias, Risks, and Limitations
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<!-- This section is meant to convey both technical and sociotechnical limitations. -->
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**`chopt-research-1_3b` is not a state-of-the-art language model.** `chopt-research-1_3b` is an experimental technology and is not designed for use in any
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environment other than for research purposes. Furthermore, the model can sometimes exhibit undesired behaviors. Some of these behaviors include,
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but are not limited to: factual inaccuracies, biases, offensive responses, toxicity, and hallucinations.
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Just as with any other LLM, we advise users of this technology to exercise good judgment when applying this technology.
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## Usage
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The code below shows how to use `chopt-research-1_3b` in the way which it was trained. While the model can be used "out of the box" using the
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`transformers` library, using the function defined below to create a response from the model will achieve better results.
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### Load Model and Tokenizer from this Repository Using the `transformers` Package
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```python
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from transformers import AutoModelForCausalLM, AutoTokenizer
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import numpy as np
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import re
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model_id = 'aisquared/chopt-research-1_3b'
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tokenizer = AutoTokenizer.from_pretrained(model_id, padding_side = 'left')
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model = AutoModelForCausalLM.from_pretrained(model_id, trust_remote_code = True, device_map = 'auto')
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```
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### Create the Prompt Format and Other Variables
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```python
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PROMPT = """Below is an instruction that describes a task. Write a response that appropriately completes the request.
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### Instruction:
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{instruction}
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### Response:
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"""
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END_KEY = '### End'
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RESPONSE_KEY = '### Response:\n'
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```
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### Create a Function to Retrieve a Response
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```python
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def create_response(
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instruction,
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model,
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tokenizer,
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do_sample = True,
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max_new_tokens = 256,
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top_p = 0.92,
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top_k = 0,
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**kwargs
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):
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"""
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Create a response from the model by using a formatted prompt
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"""
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input_ids = tokenizer(
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PROMPT.format(instruction=instruction), return_tensors="pt"
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).input_ids
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gen_tokens = model.generate(
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input_ids,
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pad_token_id=tokenizer.pad_token_id,
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do_sample=do_sample,
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max_new_tokens=max_new_tokens,
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top_p=top_p,
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top_k=top_k,
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**kwargs,
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)
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decoded = tokenizer.batch_decode(gen_tokens)[0]
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# The response appears after "### Response:". The model has been trained to append "### End" at the end.
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m = re.search(r"#+\s*Response:\s*(.+?)#+\s*End", decoded, flags=re.DOTALL)
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response = None
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if m:
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response = m.group(1).strip()
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else:
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# The model might not generate the "### End" sequence before reaching the max tokens. In this case, return
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# everything after "### Response:".
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m = re.search(r"#+\s*Response:\s*(.+)", decoded, flags=re.DOTALL)
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if m:
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response = m.group(1).strip()
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else:
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pass
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return response
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```
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### Model Performance Metrics
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We present the results from various model benchmarks on the EleutherAI LLM Evaluation Harness for all models in the DLite family.
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Model results are sorted by mean score, ascending, to provide an ordering. These metrics serve to further show that none of the DLite models are
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state of the art, but rather further show that chat-like behaviors in LLMs can be trained almost independent of model size.
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| Model | openbookqa | arc_easy | winogrande | hellaswag | arc_challenge | piqa | boolq |
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|:--------------------|-------------:|-----------:|-------------:|------------:|----------------:|---------:|---------:|
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| chopt-125m | 0.178 | 0.443182 | 0.501973 | 0.294165 | 0.197099 | 0.630577 | 0.476758 |
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| chopt-research-125m | 0.17 | 0.436027 | 0.503552 | 0.294762 | 0.205631 | 0.62568 | 0.48685 |
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| opt-125m | 0.166 | 0.435606 | 0.501973 | 0.291775 | 0.190273 | 0.6284 | 0.554434 |
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| chopt-350m | 0.178 | 0.450758 | 0.508287 | 0.325334 | 0.21843 | 0.650707 | 0.559633 |
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| opt_350m | 0.176 | 0.441077 | 0.52644 | 0.320056 | 0.207338 | 0.645267 | 0.57737 |
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| chopt-research-350m | 0.172 | 0.462542 | 0.514601 | 0.327524 | 0.235495 | 0.643634 | 0.589908 |
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| opt-1.3b | 0.234 | 0.569865 | 0.596685 | 0.414957 | 0.232935 | 0.718172 | 0.577676 |
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| chopt-research-1_3b | 0.232 | 0.564815 | 0.59116 | 0.424716 | 0.276451 | 0.713275 | 0.634557 |
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| chopt-1_3b | 0.236 | 0.569444 | 0.584057 | 0.42621 | 0.268771 | 0.723069 | 0.658104 |
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| opt-2.7b | 0.25 | 0.608165 | 0.608524 | 0.458176 | 0.267918 | 0.738303 | 0.603058 |
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| chopt-2_7b | 0.276 | 0.616582 | 0.601421 | 0.472615 | 0.288396 | 0.75136 | 0.552294 |
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| chopt-research-2_7b | 0.262 | 0.610269 | 0.625099 | 0.458176 | 0.295222 | 0.742111 | 0.636697 |
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