exllama
Memory-efficient rewrite of HF transformers for quantized weights
- Status
- UnmaintainedNo commits in 1079 days.
- Last checked
- Checked · Oct 16, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
ExLlama is a more memory-efficient implementation of the LLaMA model, designed to work with quantized weights. It's ideal for developers looking to run large language models on hardware with limited resources.
ExLlama stands out as a memory-efficient alternative for running LLaMA models, making it ideal for developers working with hardware constraints.
When it fits — and when it doesn’t
A good fit for
Teams working with LLaMA models who need to optimize memory usage
Developers building applications on devices with limited RAM
Researchers testing large language models on budget-friendly hardware
Look elsewhere if
Projects requiring real-time performance and high throughput
Applications that demand the highest accuracy from large language models without any trade-offs in resource consumption
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited support for non-quantized models
ExLlama is specifically optimized for quantized weights, which may limit its use with other model formats or configurations that are not quantized.
- 02
Performance degradation on certain hardware
While ExLlama is designed to work well with limited resources, it can exhibit performance issues when run on older or less powerful GPUs due to its reliance on specific optimizations that may not be fully supported.
- 03
Documentation lacks depth and examples
The documentation provided is brief and lacks comprehensive tutorials, making it difficult for new users to understand how to effectively use ExLlama in various scenarios.
- 04
Community support is relatively small
Given that ExLlama is a niche tool focused on memory-efficient LLaMA models, the community around it is smaller compared to more mainstream tools, which can limit the availability of user support and third-party contributions.
What it does well
Memory-efficient implementation of LLaMA models
Support for quantized weights to reduce memory usage
Optimized for running on hardware with limited resources
Pricing
- Free tier
- YesOpen source — free to use
- Paid from
- $0
- Model
- Flat rate
- Enterprise plan
- No
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up exllama
Setup steps, common gotchas and what to check after 30 days.
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A small badge for exllama’s README or site: its name, “Tracked on AI Navigator”, and the availability status and check month from this page. It updates as the catalog does.
Markdown
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