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Get Accessibility Tree Node

Automation/Computer/Accessibility

Get Accessibility Tree

Retrieves the accessibility tree for a window (requires platform-specific accessibility APIs)

computer_get_accessibility_treeautomationLocal only
Inputs4
Outputs6
Security exposure5/10
Packageautomation

Ratings

Scores range from 0 to 10. Higher values mean more impact, exposure, or operational weight.

SecurityAttack surface and exposure impact.
5/10Medium
PrivacyPotential sensitivity of processed data.
5/10Medium
PerformanceRuntime or resource pressure.
4/10Medium
GovernancePolicy, audit, or compliance impact.
4/10Medium
ReliabilityOperational stability considerations.
4/10Medium
CostExternal or compute cost impact.
1/10High

Input Pins

4

Execution
exec_in

Trigger

Session

Struct
session

Computer session handle

AutomationSessionAutomationSession10 fields
session_refstringrequired
platformPlatformrequired
enum "Windows", "MacOS", "Linux"
default_delay_msinteger:uint64required
format uint64min 0
click_delay_msinteger:uint64required
format uint64min 0
debug_modebooleanrequired
browser_typeanyOf (2)

Browser context info if browser is attached

variant 1BrowserTypevariant
enum "Chrome", "Firefox", "Edge", "Safari"
variant 2nullvariant
browser_headlessboolean | null
browser_user_data_dirstring | null
current_page_refstring | null

Current page info if a page is open

current_window_handlestring | null

Window Title

String
window_title

Title of the window to inspect (leave empty for focused window)

Max Depth

Integer
max_depth

Maximum tree depth to traverse (-1 for unlimited)

Default 10

Output Pins

6

Execution
exec_out

Continue

Execution
exec_error

Triggered if accessibility APIs are unavailable

Session

Struct
session_out

Computer session handle (pass-through)

AutomationSessionAutomationSession10 fields
session_refstringrequired
platformPlatformrequired
enum "Windows", "MacOS", "Linux"
default_delay_msinteger:uint64required
format uint64min 0
click_delay_msinteger:uint64required
format uint64min 0
debug_modebooleanrequired
browser_typeanyOf (2)

Browser context info if browser is attached

variant 1BrowserTypevariant
enum "Chrome", "Firefox", "Edge", "Safari"
variant 2nullvariant
browser_headlessboolean | null
browser_user_data_dirstring | null
current_page_refstring | null

Current page info if a page is open

current_window_handlestring | null

Tree

Struct
tree

Accessibility tree root node

AccessibilityNodeAccessibilityNode8 fields
rolestringrequired
namestring | null
valuestring | null
descriptionstring | null
boundsanyOf (2)
variant 1AccessibilityBoundsvariant
xinteger:int32required
format int32
yinteger:int32required
format int32
widthinteger:int32required
format int32
heightinteger:int32required
format int32
variant 2nullvariant
statesArray<string>required
itemsstringarray item
actionsArray<string>required
itemsstringarray item
childrenArray<#>required
items#array item

Tree JSON

String
tree_json

Accessibility tree as JSON string for LLM processing

Error

String
error

Error message if accessibility APIs are unavailable

Node Info

Internal name
computer_get_accessibility_tree
Category
Automation/Computer/Accessibility