At the time of Falcon 40B's release, the majority of LLMs were limited to non‑commercial use. TII’s decision to grant full commercial rights was itself an . According to TII, "While most LLMs only grant exclusive licences to non‑commercial users, TII has made significant progress by making the Falcon 40B LLM available to researchers and business users". This shift put Falcon 40B in a unique position among open‑source models, allowing startups and enterprises to build products without the licensing hurdles that plagued competing models.
This leak directly led to the creation of Falcon BMS (Benchmark Sims) , which has transformed a 1998 game into a high-fidelity simulator that rivals modern titles.
: On April 9, 2000, an anonymous developer leaked the source code (estimated to be between version 1.07 and 1.08) onto an FTP site. Kevin Klemmick later claimed responsibility for the leak.
model_id = "tiiie/falcon-40b-instruct"
Companies can host Falcon 40B on their own private servers or cloud instances, ensuring sensitive user data never leaves their perimeter.
: This occurred shortly after official development ended following Hasbro's purchase of MicroProse. Legal Status
: The source code for inference and model definitions is available on and the model weights can be found on Hugging Face 2. Architectural Highlights Causal Decoder-Only falcon 40 source code exclusive
: In May 2023, MicroProse officially recognized and supported the Falcon BMS project, establishing a perpetual licensing agreement. User Requirements
Healthcare, finance, and legal sectors can now host a world-class LLM entirely on their local private servers, ensuring strict adherence to data privacy laws like GDPR and HIPAA.
For those ready to explore Falcon 40B, obtaining the source code is straightforward. The official model is hosted on Hugging Face under , with the code released under the Apache 2.0 license. The GitHub repository provides full access to the model weights and architecture, allowing users to fine‑tune, quantise, or deploy the model locally or in the cloud. The Hugging Face blog also offers detailed guidance on inference, fine‑tuning, and quantization. At the time of Falcon 40B's release, the
The weights of Falcon 40 are open. But the soul of the model—the blazing speed and surgical memory management—lives exclusively in the source code we have uncovered today.
Falcon 4.0 source code has a unique history, existing in a gray area between an unauthorized 2000 leak and a modern-day official legal agreement. While the code was never "exclusively" released to the public under an open-source license, it serves as the backbone for the highly successful Falcon BMS The 2000 Source Code Leak The Incident
to improve accuracy for your specific domain. This shift put Falcon 40B in a unique
The leak split the Falcon 4.0 community into different modding groups, each taking a unique approach to navigating the legal minefield of unauthorized source code modification. 1. The eFalcon Era
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