whisper.cpp/bindings/ruby/CHANGELOG.md

Changelog

1.3.8 - 2026-07-28

Bundled whisper.cpp: 1.9.1

• Added Whisper::Context#full_n_vad_segments, #full_get_vad_segment_t0, and #full_get_vad_segment_t1 for reading the speech segments produced by VAD-enabled transcription.
• Changed standalone VAD processing to release Ruby's Global VM Lock.
• Fixed VAD parameter ownership and type handling, compatibility with older CMake option syntax, and model cache lookup behavior. (#3931)

1.3.7 - 2026-06-17

Bundled whisper.cpp: 1.9.0

• Added Ruby bindings for NVIDIA Parakeet, including models, contexts, parameters, segments, tokens, callbacks, and shared output helpers. (#3885)
• Added Windows build support and support for additional Ruby MemoryView inputs, and changed transcription to release Ruby's Global VM Lock. (#3775)
• Fixed dangling pointers, a memory leak, and a segmentation fault during parallel transcription. (#3715)
• Raised the minimum supported Ruby version from 3.1 to 3.3.

1.3.6 - 2026-03-19

Bundled whisper.cpp: 1.8.4

• Added the low-level Whisper::VAD::Context#segments_from_samples API and accepted Pathname-compatible model and audio paths. (#3633)
• Added Whisper::Context::Params for configuring context initialization and fixed token memory ownership. (#3647)
• Added a missing context null check. (#3689)

1.3.5 - 2026-01-16

Bundled whisper.cpp: 1.8.3

• Added standalone voice activity detection through Whisper::VAD::Context, Whisper::VAD::Segments, and Whisper::VAD::Segment. (#3518)
• Updated the packaged Silero VAD model support to v6.2.0. (#3524)
• Added Whisper::Token and corrected model URI handling. (#3575)
• Fixed segmentation faults in token and segment access. (#3591)

1.3.4 - 2025-10-08

Bundled whisper.cpp: 1.8.0

• Added Whisper::Params#max_len. (#3365)
• Fixed negative model-download padding values and made installation tests less sensitive to output formatting. (#3389, #3448)

1.3.3 - 2025-07-12

Bundled whisper.cpp: 1.7.6

• Added Core ML build support. (#3214)
• Added parallel transcription through Whisper::Context#full_parallel. (#3222)
• Added higher-level segment iteration and text, SRT, VTT, CSV, and JSON output helpers. (#3237)
• Added Whisper::VERSION. (#3292)
• Improved install-time build option handling and Apple framework linkage. (#3206, #3270)

1.3.2 - 2025-05-28

Bundled whisper.cpp: 1.7.5

• Added VAD-enabled transcription and Whisper::VAD::Params. (#3197)
• Moved native extension builds to CMake and added install-time CMake build options. (#3043, #3056)
• Added encoder-begin callback APIs and refined model download caching. (#3076, #3109)
• Expanded context initialization and segment retrieval APIs. (#2749)

1.3.1 - 2024-12-20

Bundled whisper.cpp: 1.7.3

• Added Metal build support and new-segment callbacks. (#2516, #2506)
• Expanded context, model, parameter, and segment APIs, including low-level transcription methods. (#2518, #2551, #2585)
• Added model download support and no_speech_thold. (#2617, #2641)

1.3.0 - 2024-05-16

Bundled whisper.cpp: 1.5.5-era source snapshot

• Refreshed the packaged whisper.cpp and ggml sources for the newer backend architecture.
• Updated the native extension for upstream context initialization changes and fixed builds against the newer source layout.
• Expanded the Rake packaging and test tasks used to produce the gem.

1.2.0.2 - 2023-02-27

Bundled whisper.cpp: 1.2.0-era source snapshot

• Added Rake build, clean, package, and test tasks.
• Changed long-running transcription to run without Ruby's Global VM Lock and added interruption handling.

1.2.0.1 - 2023-02-25

Bundled whisper.cpp: 1.2.0-era source snapshot

• Fixed gem packaging so LICENSE and README.md were included at valid in-package paths.

1.2.0 - 2023-02-25

Bundled whisper.cpp: 1.2.0-era source snapshot

• First published whispercpp Ruby gem, based on the initial Ruby binding. (#500)