Fynuu 1.5B โ€” GGUF (Q4_K_M)

Fine-tuned Qwen2.5-1.5B-Instruct for Fynuu, a personal AI companion Android app.

Model Details

Property Value
Base model Qwen2.5-1.5B-Instruct
Fine-tuning LoRA (rank 16, 16 layers)
Training data ~5,000 curated samples
Quantization Q4_K_M (4-bit, 5.08 BPW)
File size ~940 MB
Training framework MLX on Apple Silicon

Usage

This model is designed for the Fynuu Android app and outputs structured XML responses:

<t>tone</t><r>response text</r><f>functionName(params)</f><s>suggestion1|suggestion2</s>
  • <t> โ€” emotion/tone (33 valid tones)
  • <r> โ€” response text (โ‰ค12 words, no emojis)
  • <f> โ€” optional function call (10 functions: setAlarm, getWeather, etc.)
  • <s> โ€” optional quick-reply suggestions
  • <cr> โ€” cloud routing trigger for complex queries

Performance

Metric Score
Test benchmark 15/15 (100%)
Structural pass rate See eval results
Training time ~100 min on M4 Air

System Prompt Format

Ur Fynuu, a friendly personal AI companion.
Sys:{dt:2025-03-29 10:00,bat:72%,loc:17.38,78.48}.
Usr:{name:Nick,age:22,nick:Nicky,gen:M,occ:student-cs}.

Inference

Use with llama.cpp or any GGUF-compatible runtime:

llama-cli -m fynuu-q4_k_m.gguf -p "<system prompt>" --temp 0.7 --top-p 0.8 --top-k 20

Version History

Version Base Model Date Notes
v2 (current) Qwen2.5-1.5B-Instruct 2026-05-10 Major upgrade: 3x larger, proper LoRA, 15/15 test score
v1 Qwen2.5-0.5B-Instruct 2026-05-07 Initial release, limited capacity
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GGUF
Model size
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Architecture
qwen2
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4-bit

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