ai-agent

xllm – Accelerate AI Model Inference for Your Startup

Leverage xllm’s high‑performance engine to run LLM, VLM, DiT and REC models on any AI accelerator. Ideal for founders building fast, scalable AI products. 1.6k+ GitHub stars.

From the repo · “A high-performance inference engine for LLM, VLM, DiT and REC models, optimized for diverse AI accelerators. It is hosted in OpenAtom Foundation.”

1,603 stars+3★ this week315 forksC++Guide quality 9/10 · reviewed Oct 14Updated 10/22/2026100% free · open source
What it does

xllm provides high-performance inference for large language models, enabling fast and efficient processing of AI workloads

When to use it
  • •You need to deploy large language models in a production environment with strict latency requirements
  • •Your startup relies on real-time natural language processing for tasks like sentiment analysis or text classification
  • •You want to optimize the performance of your AI models on diverse hardware accelerators
Ready-to-paste prompt
xllm_infer -c config.json -m your_model.xllm -i 'What is the capital of France?'
Heads up: Ensure you have the necessary dependencies installed, including CMake and a compatible C++ compiler, and that your model is compatible with the xllm format
Saves to your device
Use with Claude
New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

🛠️ Technical setup

Expect 20–40 minutes in a terminal — or let your AI agent drive it.

Try it instantly — no install
Claude Code
mkdir -p ~/.claude/skills/xllm-ai-xllm && curl -fsSL https://workflowstacks.com/api/skills/xllm-ai-xllm/claude-skill -o ~/.claude/skills/xllm-ai-xllm/SKILL.md
Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)
claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

How xllm – Accelerate AI Model Inference for Your Startup works
Codeflow
Free to inspect

Xllm – Accelerate AI Model Inference for Your Startup is a very large C++ project (~536k lines across 2206 code files, plus 464 test files). It is a full software project: use it through its install path rather than reading it end to end. Last commit this month, Apache-2.0 license, has a test suite.

Size
Very large codebase
~536k lines · 2206 code files · days to read — use, don't read
Setup
Developer setup
A real software project. Use it via its install path; don't expect to read it all.
Runs on
Python
No API keys detected
C++ 80%Python 16%Cuda 3%CMake 1%
Where to start reading
  1. 1
    README.md
    Start here — what it does and how to install it
  2. 2
    AGENTS.md
    The instructions the AI actually follows
  3. 3
    pyproject.toml
    Dependencies and the commands it exposes
  4. 4
    xllm/__init__.py
    Inside xllm/ — the main logic begins here
  5. 5
    examples/__init__.py
    A worked example — copy this to get going
What's in each folder
xllm/Core code — the actual logic2293 files
docs/Documentation224 files
examples/Examples you can copy6 files
xllm-kernel/Folder38 files
cmake/Folder20 files
scripts/Helper scripts11 files
tools/Helper scripts7 files
cibuild/Folder3 files
READMEHas testsDocumentedCI checksExamples includedApache-2.0 licenseUpdated this month
Quick Actions
Details
Creator
xLLM-AI
Language
C++
Category
ai-agent
Published
8/12/2025

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