Impact Score: 5/10
Ollama v0.5.12 — Release Notes & Engineering Impact
Source available — automated, not human-reviewed
Component: ollama · Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
⚡ Executive Summary (TL;DR)
Ollama v0.5.12. Source highlight: Perplexity R1 1776: A version of the DeepSeek-R1 model that has been post trained to remove its refusal to respond to some sensitive topics.
Who Does This Impact? (Role-Based Analysis)
💻 Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
📊 Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
⚙️ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
⚡ Performance & Enhancements (1)
- Performance on certain Intel Xeon processors should now be restored
🔧 Bug Fixes & Patches (3)
- Fixed permission denied issues after installing Ollama on Linux
- Fixed issue where additional CPU libraries were included in the `arm64` Linux install
- Fixed issue where running a model would fail on Linux if Ollama was installed in a path with UTF-8 characters
📄 View Raw Release Notes (Original Developer Log)
## New models
- [Perplexity R1 1776](https://ollama.com/library/r1-1776): A version of the DeepSeek-R1 model that has been post trained to remove its refusal to respond to some sensitive topics.
## What's Changed
* The OpenAI-compatible API will now return `tool_calls` if the model called a tool
* Performance on certain Intel Xeon processors should now be restored
* Fixed permission denied issues after installing Ollama on Linux
* Fixed issue where additional CPU libraries were included in the `arm64` Linux install
* The progress bar will no longer flicker when running `ollama pull`
* Fixed issue where running a model would fail on Linux if Ollama was installed in a path with UTF-8 characters
* `X-Stainless-Timeout` will now be accepted as a header in the OpenAI API endpoints
## New Contributors
* @buiducnhat made their first contribution in https://github.com/ollama/ollama/pull/9075
* @James-William-Kincaid-III made their first contribution in https://github.com/ollama/ollama/pull/9098
* @innightwolfsleep made their first contribution in https://github.com/ollama/ollama/pull/9150
* @ismdeep made their first contribution in https://github.com/ollama/ollama/pull/9108
* @benhaotang made their first contribution in https://github.com/ollama/ollama/pull/9138
* @jeremyschlatter made their first contribution in https://github.com/ollama/ollama/pull/9079
* @maninhill made their first contribution in https://github.com/ollama/ollama/pull/9212
* @xuzeyu91 made their first contribution in https://github.com/ollama/ollama/pull/9214
* @yuiseki made their first contribution in https://github.com/ollama/ollama/pull/9146
* @lucasthahn made their first contribution in https://github.com/ollama/ollama/pull/9237
* @danielekp made their first contribution in https://github.com/ollama/ollama/pull/9251
* @RockChinQ made their first contribution in https://github.com/ollama/ollama/pull/9272
**Full Changelog**: https://github.com/ollama/ollama/compare/v0.5.11...v0.5.12