Supported Platform Versions
This frequently updated page provides information about:
- Supported versions of C3 AI
- Cluster version and environment/application-version compatibility
- Planned release dates for new versions of C3 AI
- Out-of-support versions of C3 AI
- Support-phase definitions
Supported C3 AI Platform and Cluster Versions
The following table identifies versions of C3 AI, the latest patch version and the support phase.
| Version | Original Release Date | Latest Patch Version | Patch Release Date | Support Phase |
|---|---|---|---|---|
| 8.12 | November 2026 | NA | NA | Active |
| 8.11 | August 2026 | 8.11.8 | November 2026 | Active |
| 8.10 | June 2026 | 8.10.12 | November 2026 | Active |
| 8.9 | February 2026 | 8.9.19 | October 2026 | Active |
Click on the version number in the table above to view related installation guides, BOM, and upgrade information.
Cluster Version and Environment / Application Version Compatibility
The following table provides an overview of the compatibility between various cluster versions and environment or application versions. Always take the latest patch available for improved performance and stability. Cluster versions should be equal to, or higher than, the environments, and environments should be equal to or higher versions than the applications within them.
| C3 Server Version | Env / App Version* |
|---|---|
| 8.12.x |
8.12.0+2 (8.12.0+2) 8.11.7 (8.11.7+265) 8.11.6 (8.11.6+200) 8.10.11 (8.10.11+299) 8.10.10 (8.10.10+276) |
| 8.11.x |
8.11.8 (8.11.8+303) 8.11.7 (8.11.7+265) 8.11.6 (8.11.6+200) 8.11.5 (8.11.5+182) 8.11.4 (8.11.4+145) 8.11.3 (8.11.3+123) 8.11.2 (8.11.2+89) 8.11.1 (8.11.1+54) 8.11.0+18 (8.11.0+18) 8.10.2 (8.10.2+146) 8.10.1 (8.10.1+103) 8.9.14 (8.9.14+346) 8.9.13 (8.9.13+322) 8.9.11 (8.9.11+275) 8.9.10 (8.9.10+254) 8.9.8 (8.9.8+213) |
| 8.10.x |
8.10.12 (8.10.12+313) 8.10.11 (8.10.11+299) 8.10.10 (8.10.10+276) 8.10.9 (8.10.9+262) 8.10.8 (8.10.8+239) 8.10.7 (8.10.7+228) 8.10.6 (8.10.6+205) 8.10.5 (8.10.5+190) 8.10.4 (8.10.4+178) 8.10.2 (8.10.2+146) 8.10.1 (8.10.1+103) 8.9.11 (8.9.11+275) 8.9.10 (8.9.10+254) 8.9.9 (8.9.9+238) 8.9.8 (8.9.8+213) 8.9.5 (8.9.5+173) 8.8.17 (8.8.17+495) |
| 8.9.x |
8.9.19 (8.9.19+519) 8.9.18 (8.9.18+445) 8.9.17 (8.9.17+413) 8.9.16 (8.9.16+390) 8.9.15 (8.9.15+368) 8.9.14 (8.9.14+346) 8.9.13 (8.9.13+322) 8.9.12 (8.9.12+293) 8.9.11 (8.9.11+275) 8.9.10 (8.9.10+254) 8.9.9 (8.9.9+238) 8.9.8 (8.9.8+213) 8.9.7 (8.9.7+199) 8.9.5 (8.9.5+173) 8.8.17 (8.8.17+495) 8.8.16 (8.8.16+488) 8.7.19 (8.7.19+436) 8.6.15 (8.6.15+365) |
*The environment should be at an equal version (or higher) than the applications under it. All applications within an environment do not need to be the same version.
Out of Support Versions
The following table lists C3 AI versions that are no longer supported.
| Version | Original Release Date | Latest Patch Version | Patch Release Date |
|---|---|---|---|
| 8.8 | July 2025 | 8.8.20 | June 2026 |
| 8.7 | March 2025 | 8.7.20 | April 2026 |
| 8.6 | February 2025 | 8.6.14 | January 2026 |
| 8.5 | November 2024 | 8.5.12 | April 2025 |
| 8.4 | September 2024 | 8.4.17 | April 2025 |
| 7.36 | December 2022 | 7.36.12 | September 2024 |
| 8.3.3 | July 2024 | 8.3.3 Patchset 12 | January 2025 |
| 8.3.2 | December 2023 | 8.3.2-435 | February 2024 |
| 8.3.1 | October 2023 | 8.3.1-429 | May 2024 |
| 8.3.0 | September 2023 | 8.3.0-228 | October 2023 |
Support Phase Definitions
Active Support
- During the active support period (6 months), C3 AI Platform releases are updated to fix P0/P1 functional issues and mitigate critical and high-severity vulnerabilities.
- After the active period ends, the release is out of support.
End of Life (EOL)
- End of life refers to the date when C3 AI no longer provides fixes, updates, or online technical assistance for the release.
- Three months after active support ends for any n-3 version, environments and applications will continue to function on a future Platform version (e.g. n, n-1, n-2). New Platform bug fixes or security updates will not be provided.
- Your use of out-of-support C3 AI Platform versions may put your applications, application data, and computing environment at risk.
Note: "n" is the latest Platform GA release.