Old Zhang's AI Learning

Jun 19, 2026 · Artificial Intelligence

Gemma‑4‑12B‑v2 (Fable 5 Clone) Achieves 3.5× Telecom Benchmark Boost

The author reproduces Anthropic’s Fable 5 using Gemma‑4‑12B‑v2, showing a 3.5× improvement on the telecom tau2‑bench versus the base model, details the agentic, coding, and general training data, compares quantization sizes, provides llama.cpp launch commands, and notes speed gains from speculative MTP decoding and current limitations.