GTM AI Index
September 2026 Edition, expanded tier · The six flagship models on every category, as published September 9, 2026. The public index runs on the standard tier; this record is what the Expanded Edition Pack delivers on one category. The public index →
Index Editions › September 2026 Edition
Expanded tier · September 2026

September 2026 Edition

Published September 9, 2026. This page is the permanent record of the September 2026 Edition: the standing of every category as measured in it, under vendor table v2026-09-16.3. The unqualified category addresses and the home page carry the latest edition.

73 categories · 6 models · 438 prompts · 2,628 answers · 17,395 judge labels, all published

The leaderboard

The first choice in all 73 categories · 42 unsettled
The latest edition →
Share is the count of first choices across the direct, paraphrase, budget and scale prompts, over all six models. Each row opens that category's page for this edition.What the verdicts mean
GTM data and infrastructure
Tag management
Revenue operations
Proposal software
GTM data and infrastructure
Data enrichment
GTM data and infrastructure
Workflow automation and iPaaS
Revenue operations
CPQ
Revenue operations
CRM
GTM data and infrastructure
Customer data platforms
GTM data and infrastructure
Product analytics
Marketing
Print
GTM data and infrastructure
Email verification
GTM data and infrastructure
Consent and privacy management
GTM data and infrastructure
Data management platforms
Revenue operations
Ecommerce platforms
GTM data and infrastructure
Identity resolution
AiSDR tiedContested

Movement since September 2026

Seventy-three categories compared with the September 2026 Edition. A change counts as movement only when it is larger than the noise floor of 12 points of share, how far a leader's share moved between two identical runs with nothing changed. Ninety-two of 616 changes clear it.
New leaders
AI SDR agentswithin noise
Apollo.io 20%AiSDR 19%
Otterly 20%Peec AI 25%
Bombora 35%G2 Buyer Intent 25%
JourneyBee 15%Impartner 18%
Higher Logic Vanilla 23%Discourse 26%
Enzuzo 25%Osano 30%
PandaDoc 25%Ironclad 27%
Avoma 52%Gong 59%
Customer data platformsbeyond the floor
Segment 48%Hightouch 42%
TalentLMS 33%Skilljar 55%
Google Forms 15%Survicate 27%
Google Analytics 4 16%Amplitude 24%
Freshdesk 44%Zendesk 43%
Segment 18%Hightouch 26%
Digital sales roomsbeyond the floor
Aligned 40%Dock 38%
Ecommerce platformsbeyond the floor
BigCommerce B2B Edition 27%Square Online 24%
ActiveCampaign 40%HubSpot Marketing Hub 67%
Email verificationwithin noise
ZeroBounce 29%Bouncer 33%
Identity resolutionbeyond the floor
Hightouch 15%Segment 23%
Notion 18%Document360 35%
LeadAngel 32%LeanData 44%
Smile.io 24%Influitive 25%
WordPress 33%Webflow 44%
Mobile appsbeyond the floor
Meta Advantage+ App Campaigns 15%Customer.io 33%
OneSignal 34%Customer.io 48%
Channeltivity 24%PartnerStack 27%
Radar 19%GroundTruth 21%
Avoma 20%Clari Copilot 23%
Birdeye 26%Reviewflowz 18%
SalesHood 27%MindTickle 27%
Everstage 25%CaptivateIQ 41%
Aloware 18%Nooks 25%
Dock 19%Highspot 32%
Google Ads 10%Optmyzr 24%
Surfer SEO 25%Semrush 30%
Livestorm 23%Goldcast 41%
Verdict changes
Affiliate and partner managementClear leaderConsensus
PartnerStack 55%
Intercom 42%
CPQConsensusClear leader
DealHub 54%
CRM data quality and deduplicationContestedClear leader
Insycle 59%
Customer education and LMSContestedClear leader
Skilljar 55%
Customer success platformsContestedClear leader
ChurnZero 48%
Hightouch 40%
Digital adoption and onboardingContestedClear leader
Userpilot 44%
Ecommerce marketingContestedConsensus
HubSpot Marketing Hub 60%
Email marketing platformsContestedConsensus
HubSpot Marketing Hub 67%
Experimentation and personalizationContestedClear leader
VWO 42%
Lead routing and managementContestedClear leader
LeanData 44%
HubSpot Marketing Hub 64%
Webflow 44%
Meeting schedulingClear leaderContested
Calendly 35%
Mobile marketing and pushContestedClear leader
Customer.io 48%
PrintClear leaderContested
Postalytics 35%
CaptivateIQ 41%
Sales engagement platformsContestedClear leader
Salesloft 48%
Tag managementClear leaderConsensus
Google Tag Manager 100%
Webinar and virtual event platformsContestedClear leader
Goldcast 41%
Workflow automation and iPaaSContestedClear leader
Workato 61%
Biggest changes in first-choice share
ProductCategorySeptember 2026September 2026ChangeRank
GongConversational intelligence and call recording13%59%▲ 46 ptsrank 3 → 1
ActiveCampaignEmail marketing platforms40%0%▼ 40 ptsrank 1 → 6
HubSpot Marketing HubEmail marketing platforms27%67%▲ 40 ptsrank 2 → 1
SkilljarCustomer education and LMS17%55%▲ 38 ptsrank 3 → 1
AvomaConversational intelligence and call recording52%18%▼ 34 ptsrank 1 → 2
DockDigital sales rooms6%38%▲ 32 ptsrank 6 → 1
GoldcastWebinar and virtual event platforms14%41%▲ 27 ptsrank 3 → 1
ZendeskCustomer support and helpdesk16%43%▲ 27 ptsrank 3 → 1
InsycleCRM data quality and deduplication34%59%▲ 25 ptsrank 1, unchanged
CalendlyMeeting scheduling59%35%▼ 24 ptsrank 1, unchanged
HighspotSales enablement and content8%32%▲ 24 ptsrank 5 → 1
HubSpot Marketing HubEcommerce marketing36%60%▲ 24 ptsrank 1, unchanged

Every change here resolves to the category page, where the same comparison is shown per product, and to the previous edition's record on the Data page.

The record

Every prompt, every answer with its version string and search flag, every raw judge label, and the vendor table the edition was scored under. Free to download and free to cite.
Cite this edition
GTM AI Recommendation Index, September 2026 Edition. gtm-ai-index.com. Scored under vendor table v2026-09-16.3.