https://pymc.io 2026-05-13T08:36:12.363656+00:00 ABlog https://pymc.io/blog/pymc_v6_ecosystem_updates.html 2026-05-11T00:00:00+00:00 PyMC Contributors <p class="ablog-post-excerpt"><p>PyMC has been under steady development since the early 2010s. To mark the new major releases of PyMC 6.0 and PyTensor 3.0, we want to highlight the developments across the PyMC ecosystem (and its close cousin, the ArviZ ecosystem) that we’re most excited about.</p> </p>

PyMC has been under steady development since the early 2010s. To mark the new major releases of PyMC 6.0 and PyTensor 3.0, we want to highlight the developments across the PyMC ecosystem (and its close cousin, the ArviZ ecosystem) that we’re most excited about.

2026-05-11T00:00:00+00:00 https://pymc.io/blog/getting_started_with_pymc.html 2025-09-24T00:00:00+00:00 Chris Fonnesbeck <p class="ablog-post-excerpt"><p>Chris Fonnesbeck presented fundamentals, tips and best practices for using PyMC.</p> </p>

Chris Fonnesbeck presented fundamentals, tips and best practices for using PyMC.

2025-09-24T00:00:00+00:00 https://pymc.io/blog/blog_gsoc_2025.html 2025-06-06T00:00:00+00:00 2025 PyMC Interns <p class="ablog-post-excerpt"><p>We are excited to introduce to the community our cohort of 2025 Interns working on PyMC.</p> </p>

We are excited to introduce to the community our cohort of 2025 Interns working on PyMC.

2025-06-06T00:00:00+00:00 https://pymc.io/blog/blog_gsoc_2025_announcement.html 2025-03-30T00:00:00+00:00 Reshama Shaikh <p class="ablog-post-excerpt"><p>PyMC is participating in 2025 Google Summer of Code (GSoC).</p> </p>

PyMC is participating in 2025 Google Summer of Code (GSoC).

2025-03-30T00:00:00+00:00 https://pymc.io/blog/blog_gsoc_2023.html 2023-06-26T00:00:00+00:00 2023 PyMC Interns <p class="ablog-post-excerpt"><p>We are excited to introduce to the community our cohort of 2023 Interns working on PyMC, Aesara and Bambi.</p> </p>

We are excited to introduce to the community our cohort of 2023 Interns working on PyMC, Aesara and Bambi.

2023-06-26T00:00:00+00:00 https://pymc.io/blog/PyMC_Past_Present_Future.html 2023-01-25T00:00:00+00:00 Rowan Schaefer <p class="ablog-post-excerpt"><p>Summary of Chris Fonnesbeck’s PyMCon 2020 keynote.</p> </p>

Summary of Chris Fonnesbeck’s PyMCon 2020 keynote.

2023-01-25T00:00:00+00:00 https://pymc.io/blog/pytensor_announcement.html 2022-11-28T00:00:00+00:00 PyMC developers <p class="ablog-post-excerpt"><p>The PyMC team would like to announce that we have forked the Aesara project.</p> </p>

The PyMC team would like to announce that we have forked the Aesara project.

2022-11-28T00:00:00+00:00 https://pymc.io/blog/chris_F_pydata2022.html 2022-11-01T00:00:00+00:00 Chris Fonnesbeck <p class="ablog-post-excerpt"><p>Chris Fonnesbeck gave a talk on Bayesian Modeling at PyData London 2022. Here is a summary blog of the talk.</p> </p>

Chris Fonnesbeck gave a talk on Bayesian Modeling at PyData London 2022. Here is a summary blog of the talk.

2022-11-01T00:00:00+00:00 https://pymc.io/blog/blog_gsoc_2022.html 2022-06-24T00:00:00+00:00 GSOC 2022 Folks <p class="ablog-post-excerpt"><p>We are excited to introduce to the community our cohort of GSoC students working on PyMC, Aesara and Bambi.</p> </p>

We are excited to introduce to the community our cohort of GSoC students working on PyMC, Aesara and Bambi.

2022-06-24T00:00:00+00:00 https://pymc.io/blog/dev_hackathon_v4_release.html 2022-06-24T00:00:00+00:00 Thomas Wiecki <p class="ablog-post-excerpt"><p>The PyMC team coordinated a development hackathon in May/June 2022 to complete updates and documentation in order to release <a class="reference external" href="https://twitter.com/pymc_devs/status/1533863780601446401">v4.0 of the PyMC library</a>.</p> </p>

The PyMC team coordinated a development hackathon in May/June 2022 to complete updates and documentation in order to release v4.0 of the PyMC library.

2022-06-24T00:00:00+00:00 https://pymc.io/blog/v4_announcement.html 2022-06-06T00:00:00+00:00 Thomas Wiecki <p class="ablog-post-excerpt"><p>We, the PyMC core development team, are incredibly excited to announce the release of a major rewrite of PyMC3 (now called just PyMC): <code class="docutils literal notranslate"><span class="pre">4.0</span></code>. Internally, we have already been using PyMC 4.0 almost exclusively for many months and found it to be very stable and better in every aspect. Every user should upgrade, as there are many exciting new updates that we will talk about in this and upcoming blog posts.</p> </p>

We, the PyMC core development team, are incredibly excited to announce the release of a major rewrite of PyMC3 (now called just PyMC): 4.0. Internally, we have already been using PyMC 4.0 almost exclusively for many months and found it to be very stable and better in every aspect. Every user should upgrade, as there are many exciting new updates that we will talk about in this and upcoming blog posts.

2022-06-06T00:00:00+00:00 https://pymc.io/blog/sprint_testimonial.html 2022-04-07T00:00:00+00:00 Data Umbrella <p class="ablog-post-excerpt"><p>Read about the recent PyMC-Data Umbrella sprint in this interview with Sandra Meneses, one of the participants who submitted a PR</p> </p>

Read about the recent PyMC-Data Umbrella sprint in this interview with Sandra Meneses, one of the participants who submitted a PR

2022-04-07T00:00:00+00:00 https://pymc.io/blog/welcome.html 2022-01-31T00:00:00+00:00 Oriol Abril Pla <p class="ablog-post-excerpt"><p>The PyMC project is creating a project website to complement our documentation!</p> </p>

The PyMC project is creating a project website to complement our documentation!

2022-01-31T00:00:00+00:00