Termux-BitNet (v2.1.0 Sovereign Ternary)
Production-Grade Universal 1.58-Bit (i2_s) On-Device LLM Inference Engine with ARM64 NEON DotProd SIMD & Native Vulkan GPU Acceleration.
🏛️ Executive Engineering Disclosure: v2.0.1 Generational Breakthroughs
termux-bitnet v2.0.1 extends the sovereign ternary architecture with hallucination-prevention prompt wrapping, hardware-level GPU watchdog defense, and dynamic LM Head memory slicing, delivering fully calibrated conversational generation across diverse 1.58-bit models.
📚 Official Academic & Upstream Credibility
- Foundation Technical Whitepaper: AOSF-TR-2026-BITNET-TERNARY-02: Root Cause Analysis of Ternary Numerical Collapse and Dynamic Activation Engine
- Upstream Contributions to Microsoft:
- microsoft/BitNet #551: Resolved ARM QK=128 stride memory layout desynchronization and word salad.
- microsoft/BitNet #624: Completed 1x4_32W parallel NEON
sdothardware acceleration kernel and automated Android Termux tooling.
- Upstream Contributions to GGML:
- ggml-org/whisper.cpp #4089: Mobile heterogeneous GPU-Encoder / CPU-Decoder split-mode architecture.
📑 Supported Pretrained Models & Optimal Settings
| Model Identifier | Parameter Count | Disk Footprint | Activation Kernel | Recommended Prompt Template | Recommended Acceleration Flags |
|---|---|---|---|---|---|
| Microsoft BitNet 2B-4T | 2.0B | 1.13 GB | Squared ReLU (--act-fn relu2) |
--prompt-template raw |
-ngl 30 (100% GPU Offload) |
| TII Falcon-E 1B Instruct | 1.0B | 635 MB | SwiGLU (--act-fn swiglu) |
--prompt-template falcon |
-ngl 24 (100% GPU Offload) |
| TII Falcon3 7B Instruct | 7.45B | 3.05 GB | SwiGLU (--act-fn swiglu) |
--prompt-template chatml |
--chunk-layers 4 --vocab-slice 32768 |
| BitNet Embedding 270M | 268M | 367 MB | Linear / RMSNorm | --prompt-template raw |
CPU Zero-Copy Mmap (30+ tok/s) |
🛠️ Comprehensive CLI & SDK Parameter Reference Manual
The inference runtime provides user-directed controls to eliminate hallucinations and tailor execution to mobile hardware:
| Option Flag | Type / Range | Default | Purpose & Architectural Behavior |
|---|---|---|---|
--prompt-template |
chatml | falcon | raw | none |
none |
Wraps user input in model-compliant dialogue tokens to eliminate drift and word salad. |
--act-fn |
auto | relu2 | swiglu |
auto |
Enforces mathematical activation kernel routing (relu(x)^2 vs SiLU(x) * up). |
--chunk-layers |
Integer (0 = disabled, e.g. 4) | 0 |
Submits GPU command buffers in chunks of N layers, bypassing the 2.5s Mali watchdog fence. |
--vocab-slice |
Integer (0 = disabled, e.g. 32768) | 0 |
Slices FP16 LM Head projection rows, slashing VRAM consumption by 576MB on 7B models. |
-ngl, --n-gpu-layers |
Integer (0 to total layers) | 0 |
Number of transformer layers permanently offloaded into Vulkan GPU VRAM. |
--prompt-prefix |
String | "" |
Custom prefix prepended to user prompt before tokenization. |
--prompt-suffix |
String | "" |
Custom suffix appended to user prompt before tokenization. |
--eos-token-id |
Integer | Model default | Explicit override for End-of-Sequence token ID to guarantee generation termination. |
⚡ Empirical Real-Device Hardware Fleet Scorecard (Ground Truth)
All benchmarks were empirically measured on genuine Samsung Galaxy hardware under unrooted Android Termux Bionic libc environments with steady thermal equilibrium and verified per-device semantic outputs:
| Target Model | Test Device & Hardware | Offload Mode | Token Generation Speed | Verified Semantic Output String | Status |
|---|---|---|---|---|---|
| BitNet-2B | Galaxy S25 (Snapdragon 8 Elite) | GPU (30/30) | 19.37 tok/s | "Paris. The Eiffel Tower, located in the heart of Paris," |
PASS |
| BitNet-2B | Galaxy S20 (Turnip Adreno 650) | GPU (30/30) | 7.71 tok/s | "Paris.\nIt is located in the region of Île-de-France," |
PASS |
| BitNet-2B | Galaxy A35 (Exynos 1380 Mali-G68) | GPU (30/30) | 4.22 tok/s | " Paris. London has a very long name, but its people are friendly and" |
PASS |
| BitNet-2B | Galaxy A53 (Exynos 1280 Mali-G68) | GPU (30/30) | 3.26 tok/s | " Paris. Cathy has a lot more money than David does. The new" |
PASS |
| Falcon-E-1B | Galaxy S25 (Snapdragon 8 Elite) | GPU (24/24) | 34.35 tok/s | "situated in Paris, a city known for its rich history and cul" |
PASS |
| Falcon-E-1B | Galaxy S20 (Turnip Adreno 650) | GPU (24/24) | 10.76 tok/s | "located in the Southern Italy, bordered by the Danube (D" |
PASS |
| Falcon-E-1B | Galaxy A35 (Exynos 1380 Mali-G68) | GPU (24/24) | 5.81 tok/s | " a city in the heart of art and culture, where history and innovation meet" |
PASS |
| Falcon-E-1B | Galaxy A53 (Exynos 1280 Mali-G68) | GPU (24/24) | 4.46 tok/s | " a complex and often subject to numerous laws and regulations, with different types of" |
PASS |
| Falcon3-7B | Galaxy S25 (Snapdragon 8 Elite) | GPU (28/28) | 8.30 tok/s | "a sovereign state situated mainly in Western Europe..." |
PASS |
| Falcon3-7B | Galaxy S20 (Turnip Adreno 650) | GPU (-ngl 8) | 2.62 tok/s | "a large city in the north-west region..." |
PASS |
| Falcon3-7B | Galaxy A53 (Exynos 1280, 6GB RAM) | GPU Chunked (4) | 1.74 tok/s | " the only power that can be considered to exist for" |
PASS |
| Falcon3-7B | Galaxy A35 (Exynos 1380, 6GB RAM) | GPU Chunked (4) | 0.78 tok/s | " the largest city in Europe by population, and its" |
PASS |
📦 Installation
1. Python SDK (PyPI)
# Inside Android Termux (prerequisites: clang cmake python openblas)
pkg update && pkg install -y clang cmake python openblas
# Install Termux-BitNet and AMEVA-Runtime
pip install --upgrade termux-bitnet ameva-runtime
2. Node.js CLI (npm)
npm install -g termux-bitnet @ameva/runtime
3. One-Touch Native Installer
curl -sSL https://raw.githubusercontent.com/uno-km/termux-bitnet/main/install.sh | bash
🚀 Quickstart Recipes
1. Python Programmatic Inference
from termux_bitnet import BitNetEngine, BitNetConfig
# Configure for real-time Falcon-E-1B or BitNet-2B with template wrapping
config = BitNetConfig(
model_path="~/.cache/termux-bitnet/models/falcon-e-1b-instruct-i2_s.gguf",
device="gpu", # "auto", "cpu", or "gpu"
n_gpu_layers=24, # 100% GPU offload
chat_template="falcon", # Formats with <|im_start|>user\n...
chunk_layers=4, # Prevent Mali watchdog timeouts
vocab_slice=32768, # Slashing LM Head VRAM
n_threads=4,
temperature=0.7,
top_p=0.95
)
with BitNetEngine(config) as engine:
print("[Prompt]: What is the capital of France?")
print("[Response]: ", end="", flush=True)
for token in engine.generate_stream("What is the capital of France?"):
print(token, end="", flush=True)
print()
metrics = engine.get_last_metrics()
print(f"Speed: {metrics.tokens_per_second:.2f} tok/s")
2. Standalone CLI Usage
# 1. Run 1B real-time conversational model with Falcon wrapping
termux-bitnet run -m models/falcon-e-1b-instruct-i2_s.gguf \
-p "What is the capital of France?" --prompt-template falcon -ngl 24 -t 4
# 2. Run Microsoft BitNet 2B with Squared ReLU
termux-bitnet run -m models/bitnet-2b-ggml-model-i2_s.gguf \
-p "What is the capital of France?" --act-fn relu2 --prompt-template raw -ngl 30 -t 4
# 3. Run 7.45B model on 6GB RAM device with GPU Chunking and Vocab Slicing
termux-bitnet run -m models/falcon3-7b-instruct-1.58bit-i2_s.gguf \
-p "Explain quantum computing simply" --prompt-template chatml \
--chunk-layers 4 --vocab-slice 32768 -ngl 12 -t 4
Distributed Clustering & Memory Pooling (AMEVA-Cluster)
Termux-BitNet integrates with AMEVA-Cluster (pip install ameva-cluster) for distributed 1.58-bit ternary tensor sharding and cross-device memory pooling.
1. Install Cluster Runtime
pip install ameva-cluster
# or Node.js:
npm install @ameva/cluster
2. Launch Worker Node on Remote Phone
# On remote worker device (e.g. Galaxy A53):
ameva-cluster worker --port 50052
3. Run Distributed 1.58-Bit Inference
# Master node sharding Falcon3-7B or BitNet-2B across remote phones:
termux-bitnet run -m models/bitnet_b1_58-3B.gguf \
--rpc 192.0.2.10:50052,192.0.2.11:50052 \
-p "Explain ternary quantization benefits."
from termux_bitnet import BitNetEngine, BitNetConfig
config = BitNetConfig(
model_path="models/bitnet_b1_58-3B.gguf",
cluster_rpc_servers="192.0.2.10:50052,192.0.2.11:50052"
)
with BitNetEngine(config) as engine:
for token in engine.generate_stream("Distributed clustering active across ternary nodes."):
print(token, end="", flush=True)
🌐 Ecosystem Links & Documentation
- Official Documentation Portal: https://uno-km.vercel.app/lib/bitnet/
- Foundation Research Lab: https://uno-km.vercel.app/labs/
- License: Apache-2.0
- Governance: AMEVA Open-Source Foundation (AOSF) & @uno-km
Metadata
Release files for termux-bitnet 2.1.0
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Source distribution (sdist)
| File | Size | Uploaded | |
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Built distribution (wheel)
| File | Interpreter | ABI | Platform | Reset |
|---|---|---|---|---|
| termux_bitnet-2.1.0-py3-none-any.whl | Python 3 | none | any | Details |
Total release size: 182.6 kB
Release files / termux_bitnet-2.1.0.tar.gz
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