What LLMs cite
best integrated control system for manufacturing efficiency
From recent prompt runs · United States · Updated September 11, 2026
GEOGrow tested this high-intent customer question across Gemini, ChatGPT, and Perplexity. Rankings below show which companies appeared most often in those responses — not who is independently the best.
Top brand
Siemens Opcenter Execution
Leads across all key metrics
AI engines mentioning
1 of 3
Siemens Opcenter Execution appears in 1 of 3 AI engines
#1 recommendations
1
Siemens Opcenter Execution was the #1 recommendation once.
AI answer share
33%
Siemens Opcenter Execution appears in 33% of answers in our tests
Top AI Answers
Which companies appear most often in AI responses?
Updated September 11, 2026
| # | Company | AI engines mentioning | #1 recommendations | AI answer share |
|---|---|---|---|---|
| 1 | Siemens Opcenter Execution Claim your company | 1 of 3 | 1 | 33% |
| 2 | Siemens AG Claim | 1 of 3 | 1 | 33% |
| 3 | Rockwell Automation (Allen-Bradley) Claim | 2 of 3 | 0 | 67% |
| 4 | Rockwell Plex Smart Manufacturing / FactoryTalk Claim | 1 of 3 | 0 | 33% |
| 5 | ABB DCS / Emerson hybrid control Claim | 1 of 3 | 0 | 33% |
| 6 | Honeywell Claim | 1 of 3 | 0 | 33% |
| 7 | Schneider Electric Claim | 1 of 3 | 0 | 33% |
| 8 | Siemens (Totally Integrated Automation / TIA) Claim | 1 of 3 | 0 | 33% |
What Each AI Recommended
Recent answer snapshots by engine.
ChatGPT
- 1. Siemens Opcenter Execution
- 2. Rockwell Plex Smart Manufacturing / FactoryTalk
- 3. ABB DCS / Emerson hybrid control
- 4. Rockwell Automation (Allen-Bradley)
- 5. Siemens (Totally Integrated Automation / TIA)
- 6. AVEVA MES
+5 more in this answer
Gemini
Perplexity
What LLMs cite
Sources cited in the most recent prompt runs for this question. The mix varies by engine.
- ciopages.com Buyer's Guide: Manufacturing Execution Systems (MES)
- integrated-controls.com Industrial Controls Company - Integration Controls
- pacificblueengineering.com Complete Control System Integration: PLC, HMI & SCADA
- rlconsultinginc.com Integrated Control Systems for Industrial Automation
- supplychainresearch.com MES Vendor Comparison 2026 — 6 Systems Rated
- caddissystems.com Best MES Software in 2026: Top Providers Compared
- controleng.com Control Platforms (Product of the Year Nominees)
- etowonauto.com PLC, DCS or TSI: Which Controls Fit Your Plant?
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See how this market performs for the questions customers are asking AI.
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Markets move fast once AI patterns set in.
Who's Winning in AI?
AI Leaderboard · Based on this buyer question
Siemens Opcenter Execution currently leads this conversation. AI visibility leadership is valuable — but competitive markets shift fast.
Siemens Opcenter Execution currently leads this conversation.
- #1
- #2 Siemens AG 33%
- #3
- #4
- #5
- #6 Honeywell 33%
- #7
- #8
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How We Measure AI Answer Share
AI Answer Tracker by GEOGrow measures how companies appear when high-intent customer questions are asked across supported AI platforms. Results are observational snapshots and can vary by model, location, personalization, source availability, and date.
AI Answer Share is weighted recommendation appearances divided by all possible recommendation opportunities. Rankings shown here represent the responses collected during the stated research period and are not endorsements by GEOGrow. Method: 3 independent AI observations.
- Question tested
- best integrated control system for manufacturing efficiency
- Market
- United States
- AI engines
- Gemini, ChatGPT, and Perplexity
- Research date
- September 11, 2026