--- title: "LlamaFactory vs oumi" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/hiyouga-llamafactory-vs-oumi-ai-oumi" tools: ["hiyouga-llamafactory", "oumi-ai-oumi"] --- # LlamaFactory vs oumi *GraphCanon updated Jul 12, 2026* ## Verdict Pick LlamaFactory when tags unique to LlamaFactory: gemma, deepseek, ai, instruction-tuning; pick oumi when tags unique to oumi: gpt-oss-120b, llama, evaluation, dpo. [LlamaFactory](https://llamafactory.readthedocs.io) reports 73k GitHub stars, 8.9k forks, and 1.1k open issues, last pushed Jul 10, 2026. [oumi](https://oumi.ai) has 9.3k stars, 783 forks, and 25 open issues, last pushed Jul 11, 2026. Figures are from public GitHub metadata via [LlamaFactory's repository](https://github.com/hiyouga/LlamaFactory) and [oumi's repository](https://github.com/oumi-ai/oumi). | | [LlamaFactory](/tools/hiyouga-llamafactory.md) | [oumi](/tools/oumi-ai-oumi.md) | | --- | --- | --- | | Tagline | Unified Efficient Fine-Tuning of 100+ LLMs & VLMs | Easily fine-tune, evaluate and deploy Gemma 4, Qwen3.5, Qwen3.6, gpt-oss, DeepSeek-R1, or any open source LLM / VLM! | | Stars | 73,157 | 9,338 | | Forks | 8,937 | 783 | | Open issues | 1,067 | 25 | | Language | Python | Python | | Adopt for | LlamaFactory is a sophisticated tool for fine-tuning numerous large language models and visual language models efficiently using various methods such as LoRA, QLoRA, RLHF, and quantization. | - | | Persona | - | - | | Runtime | - | - | | License | Apache-2.0 | Apache-2.0 | | Categories | LLM Frameworks, Model Training | LLM Frameworks, Model Training, Inference & Serving | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [LlamaFactory](/tools/hiyouga-llamafactory.md) | [oumi](/tools/oumi-ai-oumi.md) | | --- | --- | --- | | Open issues (now) | 1.1k | 25 | | Owner type | User | Organization | | Full report | [trust report](/tools/hiyouga-llamafactory/trust.md) | [trust report](/tools/oumi-ai-oumi/trust.md) | ## Decision facts: LlamaFactory - **Adopt for:** LlamaFactory is a sophisticated tool for fine-tuning numerous large language models and visual language models efficiently using various methods such as LoRA, QLoRA, RLHF, and quantization. ## Choose when ### Choose LlamaFactory if… - Tags unique to LlamaFactory: gemma, deepseek, ai, instruction-tuning. - When you need to fine-tune over 100 different LLMs or VLMs with efficient methods like LoRA or QLoRA. - More GitHub stars (73k vs 9.3k) - visibility, not fit. ### Choose oumi if… - Tags unique to oumi: gpt-oss-120b, llama, evaluation, dpo. - Also covers Inference & Serving. - More recently updated (last pushed Jul 11, 2026). ## When NOT to use LlamaFactory - When you are looking to fine-tune less popular or niche models that are not supported within the 100+ models covered by LlamaFactory. - If your project specifically requires custom fine-tuning methods not available in this repository, such as certain versions of PEFT (Parameter Efficient Fine-Tuning) techniques excluding LoRA and QLoa ## When NOT to use oumi - LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. - Model Training: Try prompting and RAG first; fine-tuning is the answer to style/format, not missing knowledge. - Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic. ## Common questions ### What is the difference between LlamaFactory and oumi? LlamaFactory: Unified Efficient Fine-Tuning of 100+ LLMs & VLMs. oumi: Easily fine-tune, evaluate and deploy Gemma 4, Qwen3.5, Qwen3.6, gpt-oss, DeepSeek-R1, or any open source LLM / VLM!. See the comparison table for live GitHub stats and shared categories. ### When should I choose LlamaFactory over oumi? Choose LlamaFactory over oumi when Tags unique to LlamaFactory: gemma, deepseek, ai, instruction-tuning; When you need to fine-tune over 100 different LLMs or VLMs with efficient methods like LoRA or QLoRA; More GitHub stars (73k vs 9.3k) - visibility, not fit. ### When should I choose oumi over LlamaFactory? Choose oumi over LlamaFactory when Tags unique to oumi: gpt-oss-120b, llama, evaluation, dpo; Also covers Inference & Serving; More recently updated (last pushed Jul 11, 2026). ### When should I avoid LlamaFactory? When you are looking to fine-tune less popular or niche models that are not supported within the 100+ models covered by LlamaFactory. If your project specifically requires custom fine-tuning methods not available in this repository, such as certain versions of PEFT (Parameter Efficient Fine-Tuning) techniques excluding LoRA and QLoa ### When should I avoid oumi? LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves. Model Training: Try prompting and RAG first; fine-tuning is the answer to style/format, not missing knowledge. Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic. ### Is LlamaFactory or oumi more popular on GitHub? LlamaFactory has more GitHub stars (73,157 vs 9,338). Stars measure visibility, not whether either tool fits your constraints. ### Are LlamaFactory and oumi open source? Yes - both are open-source projects on GitHub (LlamaFactory: Apache-2.0, oumi: Apache-2.0). ### Where can I find alternatives to LlamaFactory or oumi? GraphCanon lists graph-backed alternatives at [LlamaFactory alternatives](/tools/hiyouga-llamafactory/alternatives) and [oumi alternatives](/tools/oumi-ai-oumi/alternatives) ([LlamaFactory markdown twin](/tools/hiyouga-llamafactory/alternatives.md), [oumi markdown twin](/tools/oumi-ai-oumi/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/hiyouga-llamafactory-vs-oumi-ai-oumi.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, LlamaFactory or oumi? LlamaFactory: Very active. oumi: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for LlamaFactory and oumi? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [LlamaFactory trust report](/tools/hiyouga-llamafactory/trust); [oumi trust report](/tools/oumi-ai-oumi/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=hiyouga-llamafactory`](/api/graphcanon/graph?tool=hiyouga-llamafactory) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_