# Ollama v0.6.3 — Release & Upgrade Intelligence
- **Product:** Ollama (https://ollama.com)
- **Version:** v0.6.3
- **Released:** Mar 22, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/ollama/updates/v0.6.3/

## Executive Summary (TL;DR)
Ollama v0.6.3. Source highlight: New sliding window attention optimizations for Gemma 3, improving inference speed and memory allocation for long context windows.

## Improvements
- New sliding window attention optimizations for Gemma 3, improving inference speed and memory allocation for long context windows.
- Improved loading speed of Gemma 3

## Bug Fixes
- Fixed error `talloc->buffer_id >= 0` when running a model
- Fixed `(int)sched->hash_set.size >= graph->n_nodes + graph->n_leafs` error when running a model