Compatibility result
FastAPI 0.138+Python 3.11
Why?
Why is FastAPI 0.138 compatible with Python 3.11?
- Requirement
- Python >=3.10,<3.15
- Selected version
- Python 3.11
- Evaluation
- Python 3.11 is explicitly listed as supported; it also satisfies >=3.10,<3.15.
- Conclusion
- COMPATIBLE
Evidence
CompatHub reports compatibility from upstream sources rather than making unsupported claims of its own.
PyPI JSON API
Confidence: HIGHhttps://pypi.org/pypi/fastapi/0.138.2/json
Retrieved 30 August 2026
Requirement: >=3.10,<3.15
PyPI JSON API
Confidence: HIGHhttps://pypi.org/pypi/fastapi/0.138.2/json
Retrieved 30 August 2026
PyPI classifier: Programming Language :: Python :: 3.10
PyPI JSON API
Confidence: HIGHhttps://pypi.org/pypi/fastapi/0.138.2/json
Retrieved 30 August 2026
PyPI classifier: Programming Language :: Python :: 3.11
PyPI JSON API
Confidence: HIGHhttps://pypi.org/pypi/fastapi/0.138.2/json
Retrieved 30 August 2026
PyPI classifier: Programming Language :: Python :: 3.12
PyPI JSON API
Confidence: HIGHhttps://pypi.org/pypi/fastapi/0.138.2/json
Retrieved 30 August 2026
PyPI classifier: Programming Language :: Python :: 3.13
PyPI JSON API
Confidence: HIGHhttps://pypi.org/pypi/fastapi/0.138.2/json
Retrieved 30 August 2026
PyPI classifier: Programming Language :: Python :: 3.14
Python versions
Compatibility is derived from the project's declared Python requirement (>=3.10,<3.15); it does not mean every version combination has been independently tested.
Other Python versions satisfying this requirement
FastAPI 0.138 — compatible Python lines tracked in CompatHub
- ✓Python 3.10version linesupported
- ✓Python 3.11version linesupported
- ✓Python 3.12version linesupported
- ✓Python 3.13version linesupported
- ✓Python 3.14version linesupported
Other FastAPI versions
Only lines with relevant compatibility evidence are listed.
Lifecycle context
Lifecycle status is separate from compatibility. An EOL component can still satisfy a documented version requirement.
- Status
- SECURITY SUPPORT
- EOL
- 1 October 2027