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Osam-2025
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Model Details
Model Provider
Osam-2025
Model Tree
microsoft/Phi-3.5-mini-instruct
Input Modalities
Output Modalities
Supported Functionality
A LoRA fine-tuned version of Phi-3.5-mini-instruct for marking GCSE, AS-Level and A-Level Mathematics answers against official mark schemes from AQA, Edexcel and OCR.
Built by QuantOsimo — an AI-powered Maths and Science tutoring platform for UK students KS2 to A-Level.
Fine-tuned on 5,421 examples extracted from official past examination papers and mark schemes published by AQA, Pearson Edexcel and OCR for GCSE, AS-Level and A-Level Mathematics, covering the years 2018 to 2025.
Training data is not published due to exam board copyright. A sample of 100 examples is available at: uk-gcse-alevel-maths-markschemes-2018-2025
python
from transformers import AutoModelForCausalLM, AutoTokenizerfrom peft import PeftModel base_model = "microsoft/Phi-3.5-mini-instruct"model = AutoModelForCausalLM.from_pretrained(base_model)model = PeftModel.from_pretrained( model, "Osam-2025/quantosimo-maths-marking-v1")tokenizer = AutoTokenizer.from_pretrained(base_model)bibtex
@misc{osagiede2026quantosimomarking, author = {Osagiede, Samuel}, title = {QuantOsimo Maths Marking Model v1}, year = {2026}, url = {https://huggingface.co/Osam-2025/quantosimo-maths-marking-v1}}@misc{osagiede2026quantosimomarking, author = {Osagiede, Samuel}, title = {QuantOsimo Maths Marking Model v1}, year = {2026}, url = {https://huggingface.co/Osam-2025/quantosimo-maths-marking-v1}}