AI-analyzed release notes for CNCF graduated and incubating projects.
This release includes a security-related default change in TLS key exchange. The change affects deployments that use TLS key exchange.
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securityPost-Quantum Cryptography as the default for TLS key exchange
Applies when TLS key exchange is used.
gRPC v1.83.0 defaults TLS key exchange to Post-Quantum Cryptography.
A dependency-focused release raises the minimum supported Python protobuf version. The headings contain no operator-facing changes.
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breakingThe Python protobuf dependency lower bound, raised
Applies if you use Python.
The Python protobuf dependency lower bound is raised from 6. to 7.. This change ships in the Python implementation.
A feature and maintenance release that adds and changes capabilities across Core, PHP, Python, and Ruby, corrects runtime defects, and upgrades protobuf dependencies. The Python 1. package was removed from PyPI.
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breakinggRPC Python release 1., yanked from PyPI
Applies if you use gRPC Python release 1..
The gRPC Python release 1. was yanked from PyPI on 2026-07-07 due to an issue.
A maintenance release with fixes for correctness defects and a change to the default availability of the error_flatten experiment. It also includes an internal implementation change with no operator-facing impact.
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breakingThe error_flatten experiment, enabled in OSS
Applicability is not stated in the release notes.
The error_flatten experiment is enabled in the OSS build.
This release adds TLS, certificate, xDS, and C++ credential capabilities, and changes EventEngine defaults and support. It also corrects an OpenBSD sizing defect and changes RR and WRR connection behavior.
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breakingEventEngine defaults and fork support
Applies if you use Python or Ruby.
The core enables EventEngine by default for Python and adds fork support for Python and Ruby.
