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What is sapisvr.exe?

Part of Speech Recognition by Microsoft

Description of sapisvr.exe from Microsoft
Windows Speech Recognition in Windows empowers users to interact with their computers by voice. It was designed for people who want to significantly limit their use of the mouse and keyboard while maintaining or increasing their overall productivity. You can dictate documents and emails in mainstream applications, use voice commands to start and switch between applications, control the operating system, and even fill out forms on the Web.
(sapisvr.exe is a system file that is installed with Windows)
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How does sapisvr.exe run?

Process - sapisvr.exe is an instance of a running program. This 32-bit program executes with the privileges as the currently logged in user account. sapisvr.exe is executed by the process explorer.exe (Windows Explorer by Microsoft).

How does sapisvr.exe start?

Startup files (user) run - sapisvr.exe is registered with the run identifier 'Speech Recognition' and the execution command '"C:\Windows\Speech\Common\sapisvr.exe" -SpeechUX -Startup' in the Windows registry HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run. Run keys are startup registry keys that are used to launch an application automatically when a user logs into Windows.


What is the community is seeing?What is the community is doing?
About 0.1% of all Boost users have the sapisvr.exe process running.Of the 0.1% of sapisvr.exe users, 14.0% have disabled it.
How resource intensive is sapisvr.exe?
Comparison based on the average resource utilization across all programs.
0.00011% CPU1097.3%
Average CPU utilization across all programs is 0.00001%.
40.17 MB RAM186.6%
Average private memory utilization across all programs is 21.53 MB.
5,972 /min265.1%
Average I/O read and write operations for all programs is 2,253 per minute.
76 GDI objects50.7%
Average number of GUI GDI and USER objects for all programs is 150.
Typical file (disk image) location:

Are there other versions of Speech Recognition?

Why are multiple of the same versions listed?

What modules are loaded?

A module is a dynamic link library (DLL) or an executable file that is loaded into the process. Below is a list of non-system modules that are loaded by Speech Recognition.

What else is related?

What Windows OS versions does this run on?

Windows 7 Home Premium (6.1.7601.65536)
Windows 7 Ultimate (6.1.7601.65536)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: sapisvr.exe
Publisher: Microsoft Corporation (verified)
Name: Speech Recognition
Description: Microsoft® Windows® Operating System
Version: 5.3.11513.00 (win7_rtm.090713-1255)
Product version: 5.3.11513.00
Size: 50.5 KB
Original file name: sapisvr.exe.mui
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.0010042948%
Privileged CPU: 0.0008945618%
User CPU: 0.00010973291901%
Privileged CPU time: 69375 ms
Privileged CPU time /min: 120 ms
CPU cycle count: 1,615,101,679
CPU cycle count /min: 515,757,581
Memory utilization averages
Committed memory: 291.17 MB
Peak committed memory: 312.57 MB
Paged memory: 40.17 MB
Peak paged memory: 45.13 MB
Paged system memory: 502.06 KB
Non-paged system memory: 19.87 KB
Working set memory: 22.63 MB
Peak working set memory: 83.91 MB
Min working set memory: 21.5 MB
Private memory: 40.17 MB
Page faults: 75,868
Page faults /min: 131
Process I/O averages
Total read operations: 2,301,440
Read operations /min: 3,984
Total read transfer: 1.33 GB
Read transfer /min: 9.45 MB
Total write operations: 1,148,579
Write operations /min: 1,988
Total write transfer: 1.24 GB
Write transfer /min: 9.29 MB
Total other operations: 105,350
Other operations /min: 182
Total other transfer: 1.61 MB
Other Transfer /min: 2.86 KB
GUI Object Averages
GDI objects: 76
Peak GDI objects: 80
USER objects: 116
Peak USER objects: 122
Handle count average: 670
Thread count average: 34
Thread resource averages

Process details

Runs as (owner): User
Integrety level: High
Windows platform: 32-bit
Parent Process
Process Command
"C:\Windows\Speech\Common\sapisvr.exe" -SpeechUX -Startup

Startup files (user) run details

Name: Speech Recognition
Command: "C:\Windows\Speech\Common\sapisvr.exe" -SpeechUX -Startup

Image hashes

MD5: 5c42a1c410c1ea4d71b655d3b05d3181
SHA-1: 0e6ba49c8ff9e79dd818f08d408e388b98a6e81b
SHA-256: 31d6c507d2220617d9789af2b8a799c4e26e9c17a2f6429db8ae4e96ce5ce360

PE image details

CLR assembly: Yes
Langauge*: Microsoft Visual C# / Basic .NET
File packed: No
Import Table
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