Top tools in 2026 · Prompt 3 of 8 · September 2026

A real buyer question from the September 2026 snapshot, asked 3× to each of the three models. 9 answers recorded.

“What are the top commercial real estate platforms in 2026?”

ChatGPT answered 3× this snapshot

…commercial real estate platforms are generally these: Listing & Marketplace Platforms LoopNet / CoStar Dominant for CRE listings and market visibility Huge inventory and broker adoption Best for marketing properties and comps Crexi Strong alternative to LoopNet Popular for listings, auctions, OM hosting, and buyer leads Especially strong with mid-market brokers and investors CommercialEdge Office, industrial, and…

Named across its answers: 1. LoopNet2. CoStar3. Crexi4. CommercialEdge5. Reonomy

Verbatim excerpt from one collected ChatGPT answer; formatting flattened, words untouched.

CoStar is the clear winner here, appearing in all 9 answers and leading 7 of them at an average position of 1.4. Notably, Yardi Voyager holds category rank 2 overall yet was never mentioned, meaning AI models are not reflecting category rankings when answering this buyer question.

AI-generated read of the September 2026 measurements.

Who wins this question

Owned Consensus

All three models name LoopNet, CoStar and Crexi on this question.

ChatGPT

Claude

Gemini mentioned · first · avg. pos

CoStar 211111411 9/9 · 7× first · #1.4

LoopNet 122222222 9/9 · 1× first · #1.9

Crexi 333333133 9/9 · 1× first · #2.8

Reonomy 7556568 7/9 · never first · #6

CommercialEdge 444744 6/9 · never first · #4.5

Ten-X 6467 4/9 · never first · #5.8

Cherre 86106 4/9 · never first · #7.5

VTS 117510 4/9 · never first · #8.3

CrowdStreet 971111 4/9 · never first · #9.5

Altus Group 847 3/9 · never first · #6.3

Buildout 596 3/9 · never first · #6.7

Yardi 895 3/9 · never first · #7.3

Each square is one collected answer; the number is the brand's position in that answer. Lime = the very first recommendation. Unlinked brands were named by the models here but sit outside this category's published top 15 overall. Showing the top 12 of 32 brands named at least once. Never mentioned here: Yardi Voyager, Buildium, DoorLoop, TenantCloud, Stessa, Dealpath.