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Balam Labs
ISCO-08 9123

Window cleaners

4.8%
ADI · 396th of 433 · 95% interval 0.0–16.7

An AI agent can at least partly carry out 4.8% of the task time of window cleaners, and finish 0.0% alone. Most of the rest requires physical presence.

ADI · partial or full4.8%

396th of 433 · interval 0.0–16.7

ADI3 · full delegation0.0%

201st of 433 · interval 0.0–0.0

ADIs · share of time9.5%

406th of 433 · interval 4.6–16.5

Evidence21

task statements rated by two models and weighted by importance and frequency. World employment: 4.0 million.

Task weight by level

How the tasks rate

90%
L0No meaningful role · 90.2%L1Augmentation · 5.1%L2Partial delegation · 4.8%L3Full delegation · 0.0%
Barriers

What stops the agent

Physical presence95%
Accountability16%
Trust and care0%
Access to systems32%

Share of task weight flagged by each barrier; a task can carry several.

21 task statements, heaviest first
Task statement (O*NET occupation)Sonnet · HaikuBarriers
Clean building floors by sweeping, mopping, scrubbing, or vacuuming.Janitors and Cleaners, Except Maids and Housekeeping Cleaners7.3%L0L0L04%52 minPhysical presence
Gather and empty trash.Janitors and Cleaners, Except Maids and Housekeeping Cleaners7.2%L0L0L02%22 minPhysical presence, Access to systems
Service, clean, or supply restrooms.Janitors and Cleaners, Except Maids and Housekeeping Cleaners7.0%L0L0L15%35 minPhysical presence
Monitor building security and safety by performing tasks such as locking doors after operating hours or checking electrical appliance use to ensure that hazards are not created.Janitors and Cleaners, Except Maids and Housekeeping Cleaners7.0%L0L0L112%30 minPhysical presence, Access to systems
Follow procedures for the use of chemical cleaners and power equipment to prevent damage to floors and fixtures.Janitors and Cleaners, Except Maids and Housekeeping Cleaners6.5%L0L0L19%25 minPhysical presence
Clean windows, glass partitions, or mirrors, using soapy water or other cleaners, sponges, or squeegees.Janitors and Cleaners, Except Maids and Housekeeping Cleaners6.0%L0L0L02%25 minPhysical presence
Mix water and detergents or acids in containers to prepare cleaning solutions, according to specifications.Janitors and Cleaners, Except Maids and Housekeeping Cleaners5.7%L0L0L14%10 minPhysical presence, Accountability
Dust furniture, walls, machines, or equipment.Janitors and Cleaners, Except Maids and Housekeeping Cleaners5.5%L0L0L04%30 minPhysical presence
Clean and polish furniture and fixtures.Janitors and Cleaners, Except Maids and Housekeeping Cleaners5.3%L0L0L04%30 minPhysical presence, Access to systems
Notify managers concerning the need for major repairs or additions to building operating systems.Janitors and Cleaners, Except Maids and Housekeeping Cleaners5.1%L1L1L238%22 minPhysical presence, Access to systems
Drive vans, industrial trucks, or other vehicles required to travel to, or to perform, cleaning work.Janitors and Cleaners, Except Maids and Housekeeping Cleaners · supplemental task4.8%L0L0L05%30 minPhysical presence, Accountability, Access to systems
Requisition supplies or equipment needed for cleaning and maintenance duties.Janitors and Cleaners, Except Maids and Housekeeping Cleaners4.8%L2L2L262%32 minAccess to systems
Make adjustments or minor repairs to heating, cooling, ventilating, plumbing, or electrical systems.Janitors and Cleaners, Except Maids and Housekeeping Cleaners · supplemental task4.2%L0L0L110%45 minPhysical presence, Accountability, Access to systems
Move heavy furniture, equipment, or supplies, either manually or with hand trucks.Janitors and Cleaners, Except Maids and Housekeeping Cleaners4.1%L0L0L04%25 minPhysical presence
Set up, arrange, or remove decorations, tables, chairs, ladders, or scaffolding to prepare facilities for events, such as banquets or meetings.Janitors and Cleaners, Except Maids and Housekeeping Cleaners · supplemental task3.2%L0L0L16%1.3 hPhysical presence, Accountability, Access to systems
Show the other 6 tasks
Task statement (O*NET occupation)Sonnet · HaikuBarriers
Mow or trim lawns or shrubbery, using mowers or hand or power trimmers, and clear debris from grounds.Janitors and Cleaners, Except Maids and Housekeeping Cleaners · supplemental task3.2%L0L0L03%1.5 hPhysical presence
Spray insecticides or fumigants to prevent insect or rodent infestation.Janitors and Cleaners, Except Maids and Housekeeping Cleaners · supplemental task3.2%L0L0L04%45 minPhysical presence, Accountability
Clean chimneys, flues, and connecting pipes, using power or hand tools.Janitors and Cleaners, Except Maids and Housekeeping Cleaners · supplemental task2.9%L0L0L04%1.4 hPhysical presence, Accountability, Access to systems
Remove snow from sidewalks, driveways, or parking areas, using snowplows, snow blowers, or snow shovels, or spread snow-melting chemicals.Janitors and Cleaners, Except Maids and Housekeeping Cleaners · supplemental task2.7%L0L0L04%52 minPhysical presence
Strip, seal, finish, and polish floors.Janitors and Cleaners, Except Maids and Housekeeping Cleaners · supplemental task2.3%L0L0L04%3.3 hPhysical presence, Access to systems
Steam-clean or shampoo carpets.Janitors and Cleaners, Except Maids and Housekeeping Cleaners · supplemental task2.2%L0L0L15%1.3 hPhysical presence

Level: consensus of the two models (the lower level when they disagree). Share: part of the task’s working time an agent could take over. Human time: minutes a competent person needs for one instance, as estimated by the models.

Against other measures

Exposure is not delegation

MeasureValuePercentilePct
ADI (this index)4.8%9
Eloundou et al. (2024), GPT exposure β01
Felten et al. (2021), AI occupational exposure-1.4366
Webb (2020), AI patent exposure3122
Eisfeldt et al. (2026), generative AI exposure0.04324
Anthropic Economic Index, observed use016

Earlier indices measure whether AI can touch a task; ADI measures how much of it an agent can carry out from a goal. – : the source does not cover this occupation.

Same sub-major group (91)

Neighbouring occupations

Dashed line: window cleaners (4.8%).

Cite this record
Text

Espinal Maya, Cristian, and Santiago Jiménez Londoño. 2026. ADI v2026.1: Agent Delegability Index data, code and MCP server. Zenodo. https://doi.org/10.5281/zenodo.23552918. Record: Window cleaners (ISCO-08 9123), https://balamlabs.org/adi/occupations/9123

BibTeX
@misc{espinal2026adidata,
  title     = {{ADI} v2026.1: Agent Delegability Index data, code and {MCP} server},
  author    = {Espinal Maya, Cristian and Jim{\'e}nez Londo{\~n}o, Santiago},
  year      = {2026},
  publisher = {Zenodo},
  version   = {v2026.1},
  doi       = {10.5281/zenodo.23552918},
  url       = {https://doi.org/10.5281/zenodo.23552918},
  note      = {Record: Window cleaners (ISCO-08 9123)}
}
Machine-readable

The same record as static JSON, with its citation: /adi/v2026.1/isco/9123.json.