¶ SoundHound SR Plugin 1.6.0
Mar 30, 2026
SoundHound Speech Recognition (SR) Plugin 1.6.0 to the UniMRCP Server (UMS) has been released.
The plugin is based on the following components:
Houndify SDK 1.1.0
The plugin is available for the following UMS versions:
1.7.0
1.8.0
The binaries are currently available for the following Linux distributions:
- Red Hat 8
unimrcp-soundhound-sr-1.7.6-1.el8.x86_64.rpm
unimrcp-soundhound-sr-1.8.5-1.el8.x86_64.rpm- Red Hat 9
unimrcp-soundhound-sr-1.7.6-1.el7.x86_64.rpm
unimrcp-soundhound-sr-1.8.5-1.el7.x86_64.rpm- Ubuntu 22.04 LTS
unimrcp-soundhound-sr_1.7.6-jammy_amd64.deb
unimrcp-soundhound-sr_1.8.5-jammy_amd64.deb- Ubuntu 24.04 LTS
unimrcp-soundhound-sr_1.7.6-noble_amd64.deb
unimrcp-soundhound-sr_1.8.5-noble_amd64.deb
¶ Summary
This release introduces async implementation of the finish() method of the Houndify SDK to improve processing of concurrent requests when the finish() method may block.
¶ Changes
The detailed list of changes introduced in this release follows.
¶ 
New Features
- None.
¶ 
Fixed Problems
- Added support for async implementation of the finish() method of the Houndify SDK to improve processing of concurrent requests when the finish() method may block.
¶ 
Configuration Parameters
- None.
¶ 
Miscellaneous
- None.
¶ SoundHound SR Plugin 1.5.0
Sep 15, 2025
SoundHound Speech Recognition (SR) Plugin 1.5.0 to the UniMRCP Server (UMS) has been released.
The plugin is based on the following components:
Houndify SDK 1.1.0
The plugin is available for the following UMS versions:
1.7.0
1.8.0
The binaries are currently available for the following Linux distributions:
- Red Hat 8
unimrcp-soundhound-sr-1.7.5-1.el8.x86_64.rpm
unimrcp-soundhound-sr-1.8.4-1.el8.x86_64.rpm- Red Hat 9
unimrcp-soundhound-sr-1.7.5-1.el9.x86_64.rpm
unimrcp-soundhound-sr-1.8.4-1.el9.x86_64.rpm- Ubuntu 20.04 LTS
unimrcp-soundhound-sr_1.7.5-focal_amd64.deb
unimrcp-soundhound-sr_1.8.4-focal_amd64.deb- Ubuntu 22.04 LTS
unimrcp-soundhound-sr_1.7.5-jammy_amd64.deb
unimrcp-soundhound-sr_1.8.4-jammy_amd64.deb
¶ Summary
This release adds support for initial license policy file used on start-up while the connection to the license server is being established.
¶ Changes
The detailed list of changes introduced in this release follows.
¶ New Features
- Added support for initial license policy file used on start-up while the connection to the license server is being established.
¶ Fixed Problems
- None.
¶ Configuration Parameters
- Added a new attribute 'initial-policy-file' to the element 'license-server'.
¶ Miscellaneous
- Updated the Usage Guide to reflect the changes introduced in this release.
¶ SoundHound SR Plugin 1.4.0
Nov 18, 2024
SoundHound Speech Recognition (SR) Plugin 1.4.0 to the UniMRCP Server (UMS) has been released.
The plugin is based on the following components:
Houndify SDK 1.1.0
The plugin is available for the following UMS versions:
1.7.0
1.8.0
The binaries are currently available for the following Linux distributions:
- Red Hat 8
unimrcp-soundhound-sr-1.7.4-1.el8.x86_64.rpm
unimrcp-soundhound-sr-1.8.3-1.el8.x86_64.rpm- Red Hat 9
unimrcp-soundhound-sr-1.7.4-1.el9.x86_64.rpm
unimrcp-soundhound-sr-1.8.3-1.el9.x86_64.rpm- Ubuntu 20.04 LTS
unimrcp-soundhound-sr_1.7.4-focal_amd64.deb
unimrcp-soundhound-sr_1.8.3-focal_amd64.deb- Ubuntu 22.04 LTS
unimrcp-soundhound-sr_1.7.4-jammy_amd64.deb
unimrcp-soundhound-sr_1.8.3-jammy_amd64.deb
¶ Summary
This release introduces support for multiple subscription key files specified per MRCP session.
¶ Changes
The detailed list of changes introduced in this release follows.
¶ New Features
- Added support for multiple subscription key files.
¶ Fixed Problems
- None.
¶ Configuration Parameters
- None.
¶ Miscellaneous
- Updated the Usage Guide to reflect the changes introduced in this release.
¶ SoundHound SR Plugin 1.1.0
Sep 21, 2022
SoundHound Speech Recognition (SR) Plugin 1.1.0 to the UniMRCP Server (UMS) has been released.
The plugin is based on the following components:
UniMRCP Server 1.7.0
Houndify SDK 1.0.0
The binaries are currently available for the following Linux distributions:
Red Hat / CentOS 7 (unimrcp-soundhound-sr-1.7.1-1.el7.x86_64.rpm)
Red Hat / CentOS 8 (unimrcp-soundhound-sr-1.7.1-1.el8.x86_64.rpm)
Ubuntu 18.04 LTS (unimrcp-soundhound-sr_1.7.1-bionic_amd64.deb)
Ubuntu 20.04 LTS (unimrcp-soundhound-sr_1.7.1-focal_amd64.deb)
¶ Summary
This release sets the language tag in request submitted to SoundHound API and also fixes an issue with the confidence score.
¶ Changes
The detailed list of changes introduced in this release follows.
¶ New Features
- Transparently set the language tag in the requests submitted to SoundHound API.
¶ Fixed Problems
- Use the field 'ASRConfidence' instead of the field 'ConfidenceScore' to derive the confidence score from.
¶ Configuration Parameters
- Changed the default language from 'en-US' to 'en' to conform to the format accepted by SoundHound API.
¶ Miscellaneous
- Updated the Usage Guide to reflect the changes introduced in this release.
¶ SoundHound SR Plugin 1.0.0
Jun 8, 2022
SoundHound Speech Recognition (SR) Plugin 1.0.0 to the UniMRCP Server (UMS) has been released.
The plugin is based on the following components:
UniMRCP Server 1.7.0
Houndify SDK 1.0.0
The binaries are currently available for the following Linux distributions:
Red Hat / CentOS 7 (unimrcp-soundhound-sr-1.7.0-1.el7.x86_64.rpm)
Red Hat / CentOS 8 (unimrcp-soundhound-sr-1.7.0-1.el8.x86_64.rpm)
Ubuntu 18.04 LTS (unimrcp-soundhound-sr_1.7.0-bionic_amd64.deb)
Ubuntu 20.04 LTS (unimrcp-soundhound-sr_1.7.0-focal_amd64.deb)
¶ Summary
The plugin allows IVR platforms to utilize the SoundHound Speech-to-Text API via MRCP.