Chemical Plant and System Operators
In short: today's best AI models could do about 22% of this job's working time (projected from METR's April 2026 measurement and Epoch's November 2026 index) if the work were set up for them, and about the same by the end of 2028 if progress keeps its long-run pace. The people and hands-on work, about 78% of the time, stays with people.
Control or operate entire chemical processes or system of machines.
16,610 people do this job in the US. $78,120 a year.
A typical 40-hour week
Not yet reviewed task by task- AI could take on9 h
- A person checks AI's work0 h
- Desk work AI can't do yet0 h
- Stays with people31 h
Chemical Plant and System Operators, now: of a 40-hour week, AI could take on 9 hours, 0 hours become checking its work, 0 hours are desk work it can't do yet, and 31 hours stay with people.
The largest pieces: Interpret chemical reactions visible through sight glasses or on television monitors and review laboratory test reports for process adjustments (about 3 h); Monitor recording instruments, flowmeters, panel lights, or other indicators and listen for warning signals to verify conformity of process conditions (about 3 h); Record operating data, such as process conditions, test results, or instrument readings (about 2 h).
Estimates for a typical week of this job, if progress keeps its long-run pace, counting work the best models finish four times in five. Every task is below.
of the working time. Now is projected from METR's April 2026 measurement and Epoch's November 2026 index.
- 22%
- 12%
- 66%
of the work: Anthropic's measure of what people already bring to Claude at work (2025). It counts help with part of a task, so it can be higher than the share within reach.
On the chosen pace and reliability. Estimate.
Share of the working time within reach, now to 2030
Change assumptionsHide assumptionsLong-run pace, four in five
What each choice means: , , , , . Every pace starts from .
At this date and pace, models finish tasks up to 2.4 work days long four times in five.
How far this has come
With GPT-4, measured in March 2023, 0% of this job's working time was within reach at . With Claude 3.7 Sonnet, measured in February 2025, 3%. With Claude Mythos Preview (early), measured in April 2026, 22%. Today's estimate: 22%.
A backcast: today's task data with the best model METR had measured by each date. It shows how fast the models have moved, not what anyone forecast at the time.
Measured use over time
Of the Claude.ai conversations Anthropic sampled and tied to a work task, no reportable share went to this job's tasks in May 2026; 0 of its 19 tasks showed up. Within each of Anthropic's methods, never across a change: 0.0086% to 0.0051% (released February and March 2025).
Each release
| Conversations | Share | Rank | Tasks seen |
|---|---|---|---|
| Released February 2025 | 0.0086% | 547 of 708 | 3 of 19 |
| Released March 2025 | 0.0051% | 578 of 703 | 3 of 19 |
| The week of Aug 4, 2025 (released September 2025) | none | n/a | 0 of 19 |
| The week of Nov 13, 2025 (released January 2026) | none | n/a | 0 of 19 |
| The week of Feb 5, 2026 (released March 2026) | none | n/a | 0 of 19 |
| April 2026 (released June 2026) | none | n/a | 0 of 19 |
| May 2026 (released June 2026) | none | n/a | 0 of 19 |
Measured, not estimated: Anthropic's samples of Claude.ai conversations, each tied by a model to an O*NET task, from the Anthropic Economic Index. It says where Claude's use goes, not how much of this job's working time it covers, so it is not on the same scale as the reach above. The releases differ in their sample, their classifier and the smallest share they report (the June 2026 file rounds each task to a hundredth of a percent, so a smaller task reads as none), which is why a change of method starts a new line. At least 96% of each older release's task-tied use matched this site's tasks, and all of the newest. Claude.ai only, so use through other tools and other companies' models is not in it. Every job ranked.
Robots and the physical work
Anthropic rates 34% of this job's working time as physical work. For 31% of the working time, a robot has been shown doing most of the task somewhere: 18% in a purpose-built cell, 13% in a structured facility. 0.44 of 3, the 331st highest of the 923 jobs.
- Not physical 66%
- No robot shown 3%
- In a purpose-built cell 18%
- In a structured facility 13%
Anthropic's rating, not this site's estimate: Claude Opus 5, searching the web, rated each physical O*NET task by the kind of setting in which a robot it could cite (deployed, sold or demonstrated) does most of the task, weighted by its own estimate of each task's share of the time (What work can robots do?, September 30, 2026, data CC BY 4.0; every job ranked). A robot shown somewhere is not a robot in your building: cost, setup and safety decide that. The share within reach on this page still counts no body work. The robot behind each rated task is under the task below.
The tasks
Sorted by . 19 tasks from .
| Task | Kind | |||
|---|---|---|---|---|
| Control or operate chemical processes or systems of machines, using panelboards, control boards, or semi-automatic equipment.Done hourly or more by most who do it. | 20% | 50 min13 min to 3.3 h | Stays with people | |
| Draw samples of products and conduct quality control tests to monitor processing and to ensure that standards are met.Done several times a day by most who do it. Robots: in a purpose-built cell, QCX AutoSampling / QCX Automated Samplers (FLSmidth Cement) (sold). Anthropic's rating. | 8% | 33 min17 min to 50 min | Stays with people | |
| Direct workers engaged in operating machinery that regulates the flow of materials and products.Done daily by most who do it. | 7% | 38 min13 min to 2.5 h | Stays with people | |
| Interpret chemical reactions visible through sight glasses or on television monitors and review laboratory test reports for process adjustments.Done several times a day by most who do it. | 7% | 21 min8 min to 38 min | 100%Half by now | |
| Patrol work areas to ensure that solutions in tanks or troughs are not in danger of overflowing.Done several times a day by most who do it. Robots: in a structured facility, ANYmal X (ANYbotics) (deployed). Anthropic's rating. | 7% | 25 min8 min to 50 min | Stays with people | |
| Start pumps to wash and rinse reactor vessels, to exhaust gases or vapors, to regulate the flow of oil, steam, air, or perfume to towers, or to add products to converter or blending vessels.Done daily by most who do it. Robots: in a purpose-built cell, Yokogawa Exapilot procedural automation (with CENTUM DCS actuators) (deployed). Anthropic's rating. | 6% | 25 min8 min to 50 min | Stays with people | |
| Monitor recording instruments, flowmeters, panel lights, or other indicators and listen for warning signals to verify conformity of process conditions.Done hourly or more by most who do it. | 6% | 13 min4 min to 38 min | 100%Half by now | |
| Inspect operating units, such as towers, soap-spray storage tanks, scrubbers, collectors, or driers to ensure that all are functioning and to maintain maximum efficiency.Done daily by most who do it. Robots: in a structured facility, ANYbotics ANYmal (W.R. Grace Düren chemical plant) (deployed). Anthropic's rating. | 6% | 38 min17 min to 1.3 h | Stays with people | |
| Move control settings to make necessary adjustments on equipment units affecting speeds of chemical reactions, quality, or yields.Done hourly or more by most who do it. | 6% | 13 min4 min to 38 min | Stays with people | |
| Confer with technical and supervisory personnel to report or resolve conditions affecting safety, efficiency, or product quality.Done daily by most who do it. | 5% | 25 min8 min to 50 min | Stays with people | |
| Record operating data, such as process conditions, test results, or instrument readings.Done several times a day by most who do it. | 5% | 17 min8 min to 38 min | 100%Half by now | |
| Turn valves to regulate flow of products or byproducts through agitator tanks, storage drums, or neutralizer tanks.Done daily by most who do it. Robots: in a purpose-built cell, Mario (Team NimbRo, University of Bonn), MBZIRC 2017 Challenge 2 winner (demonstrated). Anthropic's rating. | 3% | 13 min4 min to 25 min | Stays with people |
Within reach, per task: the share of the task's time whose instances are short enough for a model to finish at the chosen date, pace and reliability. Half by: the date half of that time comes within reach.
Jobs that share skills with this one
From O*NET's related occupations. Within reach now and by the end of 2028, long-run pace, four in five.
- Chemical Equipment Operators and Tenders22% now, 22% by 2028
- Separating, Filtering, Clarifying, Precipitating, and Still Machine Setters, Operators, and Tenders5% now, 5% by 2028
- Water and Wastewater Treatment Plant and System Operators33% now, 33% by 2028
- Petroleum Pump System Operators, Refinery Operators, and Gaugers45% now, 47% by 2028
- Biomass Plant Technicians7% now, 7% by 2028
- Power Plant Operators45% now, 45% by 2028
Where this job works
The industry groups that employ the most of it (BLS, May 2025).
Where the most of these jobs are
The metro areas with the most people in it (BLS, May 2025).
Questions about this job
- How much of the work of Chemical Plant and System Operators is within reach of AI now?
- An estimated 22% of the working time is within reach of AI models now and 22% by the end of 2028, on METR's long-run pace at four in five. Within reach means a model could finish work that long at that reliability. It is not a forecast of jobs lost or of savings.
- Which tasks of Chemical Plant and System Operators come within reach first?
- Weighted by the time each takes, the tasks with the most within reach now (projected from METR's April 2026 measurement and Epoch's November 2026 index) are: Interpret chemical reactions visible through sight glasses or on television monitors and review laboratory test reports for process adjustments (100% of the task's time now); Monitor recording instruments, flowmeters, panel lights, or other indicators and listen for warning signals to verify conformity of process conditions (100% of the task's time now); and Record operating data, such as process conditions, test results, or instrument readings (100% of the task's time now).
- Which tasks of Chemical Plant and System Operators stay with people?
- Tasks that are people work or body work are not counted as within reach at any date. The largest: Control or operate chemical processes or systems of machines, using panelboards, control boards, or semi-automatic equipment; Draw samples of products and conduct quality control tests to monitor processing and to ensure that standards are met; and Direct workers engaged in operating machinery that regulates the flow of materials and products. Together such tasks are about 78% of the working time.
- Do people already use AI for the work of Chemical Plant and System Operators?
- In the Claude.ai conversations Anthropic sampled for May 2026, no reportable share went to this job's tasks. Anthropic's labor market measure puts the share of the job's tasks seen in real Claude use at work at 0%. These are measures of use, not of how much of the work AI could finish, and they cover Claude only.
- Can robots do the physical work of Chemical Plant and System Operators?
- Anthropic's robot exposure rating (September 2026) finds 34% of the working time is physical work, and that a robot has been shown doing most of the task, somewhere, for 31% of the working time, 13% in a structured facility. Its index is 0.44 of 3. One example: ANYmal X (ANYbotics) for "patrol work areas to ensure that solutions in tanks or troughs are not in danger of overflowing". A robot shown somewhere is not one in every workplace; this site's own estimates still count no physical work as within reach.
- How is this estimated?
- From the 19 tasks O*NET lists for the occupation, each with an estimated length checked against GDPval and a share of the working time, each classed as desk, people or body work, and METR's measurements of how long a task the best AI models can finish, carried forward to the date from the latest, Claude Mythos Preview (early) in April 2026. Data checked November 10, 2026.
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