PyPI · pypi:stable-baselines3

stable-baselines3 active

Pytorch version of Stable Baselines, implementations of reinforcement learning algorithms.

The latest stable version of stable-baselines3 is 2.9.2, published on 2026-10-26. Verified by Vigia on 2026-11-13.

Latest stable version	2.9.2
Published	2026-10-26 09:35:28 UTC
Install	`pip install --upgrade stable-baselines3`
Requires	`python >=3.10`
License	MIT
Advisories on latest version	none known
Last verified	2026-11-13 15:48:48 UTC
Sources	pypi.org

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Maintenance

Activity	active
Last stable release	2026-10-26 09:35:28 UTC · 18 days ago
Stable releases in the last 12 months	4
Published versions	116

Heuristic based only on release dates; it does not measure issue or security response times.

Version history

Version	Published
`2.9.2`	2026-10-26 09:35:28 UTC
`2.9.0`	2026-06-15 17:00:29 UTC
`2.8.0`	2026-04-01 10:49:28 UTC
`2.7.1`	2025-12-05 11:22:00 UTC
`2.7.0`	2025-07-25 09:54:30 UTC
`2.6.0`	2025-03-24 14:33:12 UTC
`2.5.0`	2025-01-27 11:50:43 UTC
`2.4.1`	2025-01-07 13:22:39 UTC
`2.4.0`	2024-11-18 10:03:24 UTC
`2.3.2`	2024-04-27 13:09:10 UTC
`2.3.1` withdrawn	2024-04-22 08:04:48 UTC
`2.3.0` withdrawn	2024-03-31 18:25:58 UTC
`2.2.1`	2023-11-17 22:50:53 UTC
`2.2.0` withdrawn	2023-11-16 16:42:44 UTC
`2.1.0`	2023-08-17 19:22:18 UTC
`2.0.0`	2023-06-23 10:32:00 UTC
`1.8.0`	2023-04-08 13:37:39 UTC
`1.7.0`	2023-01-10 16:38:38 UTC
`1.6.2`	2022-10-10 14:39:47 UTC
`1.6.1`	2022-09-29 10:16:27 UTC

Showing the 20 most recent of 34 versions. JSON

Version compatibility

Newest stable version that declares support for each runtime version (from the requirements published with each version).

Runtime	Newest compatible version
`python 3.8`	`2.4.1`
`python 3.9`	`2.7.1`
`python 3.10`	`2.9.2`
`python 3.11`	`2.9.2`
`python 3.12`	`2.9.2`
`python 3.13`	`2.9.2`

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Frequently asked questions

What is the latest version of stable-baselines3?

The latest stable version of stable-baselines3 is 2.9.2, published on 2026-10-26. Verified by Vigia on 2026-11-13.

How do I install the latest version of stable-baselines3?

Run pip install --upgrade stable-baselines3. The latest stable version is 2.9.2 (verified 2026-11-13).

Is stable-baselines3 deprecated?

No. stable-baselines3 is not marked as deprecated in the registry.

Which Python version does stable-baselines3 require?

stable-baselines3 2.9.2 declares this requirement: python >=3.10.

Does stable-baselines3 2.9.2 have known vulnerabilities?

No known advisories affect stable-baselines3 2.9.2 according to the data Vigia checks.

Is stable-baselines3 still maintained?

stable-baselines3 published 4 stable releases in the last 12 months; the most recent was 18 days ago. Activity: active.

Observed changes

Mon Oct 26 2026 09:37:26 GM +0000 (Coordinated Universal Time) — released 2.9.0 → 2.9.2

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