---
title: SFT
description: AI notes by Mrinaal Arora tagged "SFT"
updated: 2026-08-12
canonical: https://aroramrinaal.com/ai/tags/sft
source: https://aroramrinaal.com/ai/tags/sft.md
alternate: https://aroramrinaal.com/ai/tags/sft/markdown
---

# SFT

AI notes, small builds, and writeups by Mrinaal Arora tagged "SFT".

- Page: https://aroramrinaal.com/ai/tags/sft
- Markdown: https://aroramrinaal.com/ai/tags/sft/markdown
- Markdown (.md): https://aroramrinaal.com/ai/tags/sft.md
- All tags: https://aroramrinaal.com/ai/tags/markdown
- Full AI index: https://aroramrinaal.com/ai/markdown
- Posts with this tag: 2 of 15
- Co-occurring tags: Image Generation

## Posts

| Post | Date | Tags | Word count | Source |
| --- | --- | --- | --- | --- |
| [Making an Image Editor with LongCat and a Small LoRA](https://aroramrinaal.com/ai/image-editing-model) | 2026-08-12 | SFT, Image Generation | 1,119 words | [Markdown](https://aroramrinaal.com/ai/image-editing-model/markdown) |
| [Teaching a 3B Base Model to Emit Reasoning Traces](https://aroramrinaal.com/ai/nanbeige-cold-start-sft) | 2026-03-11 | SFT | 1,360 words | [Markdown](https://aroramrinaal.com/ai/nanbeige-cold-start-sft/markdown) |

## Making an Image Editor with LongCat and a Small LoRA

- Slug: image-editing-model
- Date: 2026-08-12
- Tags: SFT, Image Generation
- Word count: 1,119 words
- Page: https://aroramrinaal.com/ai/image-editing-model
- Markdown: https://aroramrinaal.com/ai/image-editing-model/markdown
- Markdown (.md): https://aroramrinaal.com/ai/image-editing-model.md
- Hugging Face: https://huggingface.co/meituan-longcat/LongCat-Image-Dev

My first image-generation research experiment: teaching LongCat-Image-Dev source-conditioned editing, finding global regeneration, and improving preservation by filtering the data.
## Teaching a 3B Base Model to Emit Reasoning Traces

- Slug: nanbeige-cold-start-sft
- Date: 2026-03-11
- Tags: SFT
- Word count: 1,360 words
- Page: https://aroramrinaal.com/ai/nanbeige-cold-start-sft
- Markdown: https://aroramrinaal.com/ai/nanbeige-cold-start-sft/markdown
- Markdown (.md): https://aroramrinaal.com/ai/nanbeige-cold-start-sft.md
- X: https://x.com/arora_mrinaal/status/2028389967240806424
- Hugging Face: https://huggingface.co/collections/mrinaalarora/nanbeige4-3b-cold-start-reasoning-lora-experiments

A first small-scale AI research experiment: cold-start SFT on Nanbeige4-3B-Base using 2,160 distilled reasoning triplets, trained with LoRA on an H100, with notes on what worked and what I want to try next.