LlamaFactory

LLaMA Factory (llamafactory) is a Python framework/CLI/UI for training and fine-tuning a wide range of LLMs and multimodal models using many supervised and RL-style training approaches, with support for efficient methods (e.g., LoRA/QLoRA and quantization) and multiple inference backends including an OpenAI-style API via vLLM/SGLang.

Evaluated Mar 29, 2026 (0d ago)
Homepage ↗ Repo ↗ Ai Ml ai-ml llm fine-tuning peft lora qlora training multimodal gradio vllm sglang transformers
⚙ Agent Friendliness
20
/ 100
Can an agent use this?
🔒 Security
34
/ 100
Is it safe for agents?
⚡ Reliability
32
/ 100
Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality
--
Documentation
60
Error Messages
--
Auth Simplicity
50
Rate Limits
0

🔒 Security

TLS Enforcement
60
Auth Strength
20
Scope Granularity
10
Dep. Hygiene
45
Secret Handling
40

From the provided content, TLS/auth/secret-handling specifics are not documented. The manifest shows use of FastAPI/Uvicorn/SSE (which typically runs behind TLS depending on deployment), but there is no evidence in the provided material of enforced HTTPS, authentication scheme, or secret-management best practices. Dependency versions are pinned by range and include common ML/security-sensitive libraries (torch/transformers/peft), but no CVE status or audit results are provided.

⚡ Reliability

Uptime/SLA
0
Version Stability
45
Breaking Changes
55
Error Recovery
30
AF Security Reliability

Best When

You want to run local or self-hosted fine-tuning/inference workflows for LLMs (including multimodal) and you can manage GPU/resources and model/reproducibility requirements yourself.

Avoid When

You need a simple single-endpoint SaaS with built-in authentication, billing, and SLA; or you cannot manage the complexity/dependencies typical of LLM training stacks.

Use Cases

  • Fine-tune LLMs for instruction/chat and multi-turn dialogue
  • Multimodal supervised fine-tuning (image/video/audio understanding)
  • Efficient adaptation using LoRA/QLoRA/DoRA and related PEFT methods
  • Training with various reward-modeling and RL approaches (e.g., PPO/DPO/KTO/ORPO)
  • Export/deploy fine-tuned checkpoints with inference backends (vLLM/SGLang)
  • Provide an interactive web UI (Gradio) for managing fine-tuning jobs

Not For

  • As a managed hosted API/service with guaranteed SLAs
  • Production-grade API gateway for third-party consumers without additional operational controls
  • Use as a drop-in enterprise authentication/authorization service (it is primarily a training/inference framework)

Interface

REST API
Yes
GraphQL
No
gRPC
No
MCP Server
No
SDK
No
Webhooks
No

Authentication

Methods: Self-hosted/infrastructure-provided auth (not specified in provided content) OpenAI-style API deployment (auth not specified in provided content)
OAuth: No Scopes: No

The provided README/manifest content describes deployment via OpenAI-style API and inference backends, but does not specify authentication method types, API keys, or scope models.

Pricing

Free tier: No
Requires CC: No

No pricing model for a hosted service is stated; this appears to be a self-hosted open-source tooling stack.

Agent Metadata

Idempotent
Unknown
Retry Guidance
Not documented

Known Gotchas

  • This is a training/inference framework with heavy dependencies and environment/GPU sensitivity; agent automation should handle long-running jobs and varied failure modes.
  • Auth/rate limiting behavior for the described OpenAI-style deployment is not documented in the provided content.
  • Many configuration parameters/submodules exist (different backends/optimizers/quantization/PEFT methods), increasing integration complexity.

Alternatives

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Scores are editorial opinions as of 2026-03-29.

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Packages Evaluated
21056
Need Evaluation
586
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