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

Partner relationship management

Asked as “partner relationship management platform”, and as “PRM software”, on behalf of a mid-market B2B software company. 22 first choices recorded across the direct, paraphrase, budget and scale prompts, six models each.
Standing · first-choice share
27%
Contested · Channeltivity 18%
27PartnerStack18Channeltivity14Kiflo PRM41others

27% of first choices, contested.

The standing

Share is the count of first choices across the direct, paraphrase, budget and scale prompts, over all six models, for a mid-market B2B software company. Ordered by share.
ProductFirst-choice shareNegative rateLabelsQuadrantSince September 2026
01PartnerStack27%23%30accepted challengernewNew since September 2026: not ranked then, 27% now.
02Channeltivity18%10%20accepted challengernewNew since September 2026: not ranked then, 18% now.
03Kiflo PRM14%4%23accepted challengernewNew since September 2026: not ranked then, 14% now.
04Channelscaler9%18%22accepted challengernewNew since September 2026: not ranked then, 9% now.
05Introw PRM5%0%10accepted challengernewNew since September 2026: not ranked then, 5% now.
Show the four products at 0%, ordered by negative rate
09Salesforce PRM0%38%21criticized challengernewNew since September 2026: not ranked then, 0% now.
06Impartner PRM0%37%30criticized challengernewNew since September 2026: not ranked then, 0% now.
08ZINFI Unified Partner Management0%27%15criticized challengernewNew since September 2026: not ranked then, 0% now.
07Unifyr0%23%13accepted challengernewNew since September 2026: not ranked then, 0% now.

The floor is 12 points of share, measured: how far the models move a leader on their own when the same questions are asked twice with nothing changed. A larger change is movement; a smaller one can't be told apart from repeat variation, and both are shown. Each index measures its own floor from its own repeat, over its own categories, so the floor differs from one index to the next. How the floor is measured

Bars are the share of first choices, 0 to 100Every product with at least 10 labels here. Every product name links to its product page.
All ten head-to-head pages: the top five products, each against each

Recommended versus criticized

Every product with at least 10 labels here, on both axes. The 30% line names a quadrant, not the verdict above: that one needs more than 40%.

Criticized challengerCriticized default
Negative label rate →
01
02
03
04
I05
06
07
08
09
Accepted challengerEndorsed leader
0%First-choice share → · lines at 30% share and 25% negative40%
Key
01PartnerStack27%
02Channeltivity18%
03Kiflo PRM14%
04Channelscaler9%
05Introw PRM5%
06Impartner PRM0%
07Unifyr0%
08ZINFI Unified Partner Management0%
09Salesforce PRM0%

What they warned about

One of six models held their first choice under the paraphrase. Claude Opus 5, Claude Opus 4.8, GPT-5.6 Sol, Gemini 3.1 Pro and Perplexity Sonar Pro changed. A high negative share on a product with few labels is a warning. A low share on a product with many labels is salience, not sentiment.
Impartner PRM
37%
11 of 30 labels negative · 6 of 6 models · 1 hard negative
“Where I'd steer you away: Impartner and ZINFI are strong platforms but built for enterprise-scale” Claude Opus 5, paraphrase prompt
Salesforce PRM
38%
8 of 21 labels negative · 5 of 6 models · 2 hard negative
“What to avoid: Trying to use your standard Customer Relationship Management (CRM) platform (like standard Salesforce or HubSpot) as a PRM without a dedicated portal or add-on.” Gemini 3.1 Pro, negative prompt
PartnerStack
23%
7 of 30 labels negative · 5 of 6 models · 1 hard negative
“Who to skip at this budget: PartnerStack's pricing sits on the higher end of the PRM market” Claude Opus 5, budget prompt
ZINFI Unified Partner Management
27%
4 of 15 labels negative · 4 of 6 models · 1 hard negative
“Where I'd steer you away: Impartner and ZINFI are strong platforms but built for enterprise-scale” Claude Opus 5, paraphrase prompt

What they cite

Six of the six models returned a source list in this edition: six return the pages they cited.

Sites the answers cite

34 of 36 answers in this category came back with a source list, from 6 of 6 models: citations where the model returns them, or the search results it consulted. 580 links across 146 sites, every framing counted. Ranked by the number of answers carrying the site or page. None of the 36 answers across every segment cited this index's own page for the category.

vendor site · PartnerPortal.io17 answers · 37 citations · 6 models
16 answers · 55 citations · 5 models
vendor site · ZINFI16 answers · 31 citations · 6 models
vendor site · Impartner13 answers · 14 citations · 5 models
13 answers · 13 citations · 4 models
vendor site · xAmplify12 answers · 22 citations · 4 models
vendor site · Gartner12 answers · 14 citations · 4 models
vendor site · PartnerStack12 answers · 12 citations · 5 models
vendor site · Kiflo11 answers · 12 citations · 4 models
vendor site · Monday.com11 answers · 12 citations · 3 models
vendor site · Partner Fleet11 answers · 11 citations · 4 models
vendor site · Introw10 answers · 15 citations · 4 models

Pages the answers cite

The ten pages named in the most answers, by full address. A page here is one the models returned with a recommendation, not one the index endorses.

Search against answers

Each company's standing in the answers beside its site's footprint in Google search, one row a site: the products the models named on it with their shares, and the share they add up to; monthly searches on Google, and DataForSEO's estimate of AI search demand (modeled from search signals, directional, not a count of queries to any assistant), for the most-searched of the company's and its products' names (the name is in each row's hover text); estimated monthly organic visits to the site; and its best position in Google's top ten for “best partner relationship management platform”, “partner relationship management platform”. US estimates from DataForSEO and Google's Ads Transparency Center. A small company's site, or a mid-sized company's site for its flagship, is marked company; a product on a large parent's site (Google, Microsoft) has no site figures. A column with no figures for this category is left out, and an empty cell means none were seen, not none exist. Two measurements side by side: neither is read as the cause of the other.
Company and productsShareOwn site citedName searches, GoogleAI search demand, est.Organic visitsPaid search a month, est.Google ads, last 30 daysBest Google position
PartnerStack partnerstack.com27%4014,4006827,49516
Channeltivity channeltivity.com18%9921002,179
Kiflo PRM kiflo.com14%1452001,941$4575
PartnerPortal.io partnerportal.io14%893001,437
Channelscaler channelscaler.com9%1412603948$279139
HubSpot parent site
HubSpot CRM 5%, HubSpot Sales Hub 5%
9%687368,0009,776
Introw PRM introw.io5%442,21322
Zoho bigin.com
Bigin by Zoho 5%
5%74210331,9800
Impartner PRM impartner.com0%312110163,02078
Unifyr unifyr.com0%15121022,8779

Google's top ten for the two searches hold 11 sites; 5 of them are among the sites the models cited here (channelinsider.com, gartner.com, impartner.com, monday.com, zinfi.com). The first result for “best partner relationship management platform” is zinfi.com.

How they answered

Six framings of the same buying question, each sent to every model in a fresh session with search on. One row per model, so a row shows whether it held its answer under rewording, what it named when cost was the constraint, and what it argued against. Computed from the raw judge labels.
ShowHide
ModelDirect“What is the best partner relationship management platform for a mid-market B2B software company?”Paraphrase“Which PRM software would you recommend to a mid-sized B2B software company?”Comparative“What are the top partner relationship management platforms and how do they differ?”Budget-constrained“What is the best partner relationship management platform for a company with a limited budget?”Scale-constrained“We are a 500 person company evaluating a partner relationship management platform. What should we look at?”Negative“Which partner relationship management platforms should I avoid or be cautious about?”
Claude Opus 5PartnerStack
Five alternativesChannelscaler, Crossbeam, Introw PRM, Kiflo PRM, Salesforce PRM
against: Impartner PRM
Channeltivity, PartnerStackChanged
Six alternativesChannelscaler, Introw PRM, Kiflo PRM, Magentrix PRM, PartnerPortal.io, impact.com
against: Impartner PRM, Salesforce PRM, ZINFI Unified Partner Management
Impartner PRM
Five alternativesChannelscaler, PartnerStack, Salesforce PRM, Unifyr, ZINFI Unified Partner Management
against: Affise, TUNE, impact.com
Kiflo PRM
Four alternativesHubSpot CRM, JourneyBee, PartnerPortal.io, Zoho CRM
against: Channeltivity, PartnerStack
no first choiceagainst: PartnerStackagainst: Channelscaler, Impartner PRM, Magentrix PRM, PartnerStack, Salesforce PRM
Claude Opus 4.8PartnerStack
Three alternativesChannelscaler, Crossbeam, Impartner PRM
Channelscaler, PartnerStackChanged
Two alternativesImpartner PRM, Kiflo PRM
Impartner PRM
Six alternativesChannelscaler, Channeltivity, Kiflo PRM, PartnerStack, Salesforce PRM, Unifyr
Kiflo PRM
Two alternativesIntrow PRM, PartnerStack
against: Channelscaler, Crossbeam
no first choiceagainst: Impartner PRM, Unifyr, ZINFI Unified Partner Management
GPT-6 AstraChanneltivity
Three alternativesImpartner PRM, Kiflo PRM, PartnerStack
ChanneltivityHeld
Three alternativesImpartner PRM, Kiflo PRM, PartnerStack
no first choicePartnerPortal.io
One alternativeKiflo PRM
no first choice
Five alternativesChanneltivity, Impartner PRM, PartnerStack, Salesforce PRM, Unifyr
against: Channelscaler, Channeltivity, Impartner PRM, PartnerStack, Salesforce PRM
GPT-5.6 SolChanneltivity
Two alternativesKiflo PRM, PartnerStack
against: Impartner PRM
Kiflo PRMChanged
Three alternativesChanneltivity, Impartner PRM, PartnerStack
no first choice
Ten alternativesChannelscaler, Channeltivity, Impartner PRM, Kiflo PRM, Magentrix PRM, PartnerStack, Salesforce PRM, Unifyr, ZINFI Unified Partner Management, impact.com
PartnerPortal.io
One alternativePartnero
against: Kiflo PRM, Salesforce PRM
no first choice
Six alternativesChannelscaler, Impartner PRM, Kiflo PRM, PartnerStack, Salesforce PRM, impact.com
against: Channelscaler, Impartner PRM, Mindmatrix, PartnerStack, Salesforce PRM, ZINFI Unified Partner Management, impact.com
Gemini 3.1 ProIntrow PRM, PartnerStack
One alternativeChanneltivity
against: Impartner PRM
PartnerStackChanged
Four alternativesChannelscaler, Channeltivity, Impartner PRM, Kiflo PRM
Impartner PRM
Six alternativesChannelscaler, Channeltivity, Kiflo PRM, PartnerStack, Salesforce PRM, Unifyr
PartnerPortal.io
Five alternativesCinnaLab.io, Elioplus, HubSpot CRM, Kiflo PRM, Pipedrive
against: Impartner PRM, Unifyr
no first choice
Six alternativesChannelscaler, Channeltivity, Impartner PRM, Magentrix PRM, PartnerStack, Unifyr
against: HubSpot CRM, Impartner PRM, PartnerStack, Salesforce PRM, Unifyr
Perplexity Sonar ProHubSpot Sales Hub
Three alternativesCoevera, Salesforce PRM, Zoho CRM
ChannelscalerChanged
Five alternativesImpartner PRM, Introw PRM, JourneyBee, Kiflo PRM, PartnerStack
PartnerStack
Seven alternativesChanneltivity, Crossbeam, Impartner PRM, Introw PRM, Magentrix PRM, Salesforce PRM, ZINFI Unified Partner Management
Bigin by Zoho, HubSpot CRM
Two alternativesFreshsales, Zoho CRM
no first choiceagainst: Impartner PRM, PartnerStack, Salesforce PRM, ZINFI Unified Partner Management, impact.com
Bold is the first choiceAlternatives are counted; the count opens them.What the answer argued against

The record

One row per call: the version string exactly as returned, whether the model searched, sources cited, and latency.
Thirty-six rows: every prompt, every model, every answer.
PromptModelVersion stringTime (UTC)SearchedSourcesLatency
Direct recommendationClaude Opus 5claude-opus-52026-09-09 20:29yes3552 s
Direct recommendationClaude Opus 4.8claude-opus-4-82026-09-09 20:31yes2344 s
Direct recommendationGPT-6 Astragpt-6-astra2026-09-09 20:32yes431 s
Direct recommendationGPT-5.6 Solgpt-5.6-sol2026-09-09 20:34yes331 s
Direct recommendationGemini 3.1 Progemini-3.1-pro-preview2026-09-10 17:30yes1143 s
Direct recommendationPerplexity Sonar Prosonar-pro2026-09-09 20:31yes207 s
ParaphraseClaude Opus 5claude-opus-52026-09-09 20:36yes2152 s
ParaphraseClaude Opus 4.8claude-opus-4-82026-09-09 20:43yes3450 s
ParaphraseGPT-6 Astragpt-6-astra2026-09-09 20:44yes426 s
ParaphraseGPT-5.6 Solgpt-5.6-sol2026-09-09 20:45yes425 s
ParaphraseGemini 3.1 Progemini-3.1-pro-preview2026-09-10 17:32yes836 s
ParaphrasePerplexity Sonar Prosonar-pro2026-09-09 20:43yes205 s
ComparativeClaude Opus 5claude-opus-52026-09-09 20:47yes3657 s
ComparativeClaude Opus 4.8claude-opus-4-82026-09-09 20:50yes3749 s
ComparativeGPT-6 Astragpt-6-astra2026-09-09 20:52yes957 s
ComparativeGPT-5.6 Solgpt-5.6-sol2026-09-09 20:55yes1164 s
ComparativeGemini 3.1 Progemini-3.1-pro-preview2026-09-10 18:45yes541 s
ComparativePerplexity Sonar Prosonar-pro2026-09-09 20:50yes209 s
Budget constrainedClaude Opus 5claude-opus-52026-09-09 20:58yes3873 s
Budget constrainedClaude Opus 4.8claude-opus-4-82026-09-09 21:01yes3448 s
Budget constrainedGPT-6 Astragpt-6-astra2026-09-09 21:03yes331 s
Budget constrainedGPT-5.6 Solgpt-5.6-sol2026-09-09 21:04yes521 s
Budget constrainedGemini 3.1 Progemini-3.1-pro-preview2026-09-10 18:46yes931 s
Budget constrainedPerplexity Sonar Prosonar-pro2026-09-09 21:01yes206 s
Scale constrainedClaude Opus 5claude-opus-52026-09-09 21:06yes1753 s
Scale constrainedClaude Opus 4.8claude-opus-4-82026-09-09 21:07no028 s
Scale constrainedGPT-6 Astragpt-6-astra2026-09-09 21:09yes544 s
Scale constrainedGPT-5.6 Solgpt-5.6-sol2026-09-09 21:11yes966 s
Scale constrainedGemini 3.1 Progemini-3.1-pro-preview2026-09-10 18:48no024 s
Scale constrainedPerplexity Sonar Prosonar-pro2026-09-09 21:07yes206 s
Negative framingClaude Opus 5claude-opus-52026-09-09 21:14yes3767 s
Negative framingClaude Opus 4.8claude-opus-4-82026-09-09 21:18yes34202 s
Negative framingGPT-6 Astragpt-6-astra2026-09-09 21:21yes638 s
Negative framingGPT-5.6 Solgpt-5.6-sol2026-09-09 21:23yes968 s
Negative framingGemini 3.1 Progemini-3.1-pro-preview2026-09-10 18:50yes960 s
Negative framingPerplexity Sonar Prosonar-pro2026-09-09 21:19yes206 s

Noise floor in this category

Flips between the edition run and its calibration repeat. Six prompts per model is a small sample; the index-wide floor is the number to trust.

ShowHide
Claude Opus 5
2 of 4 flipped
Claude Opus 4.8
4 of 4 flipped
GPT-6 Astra
1 of 4 flipped
GPT-5.6 Sol
2 of 3 flipped
Gemini 3.1 Pro
3 of 5 flipped
Perplexity Sonar Pro
4 of 4 flipped

Normalization in this category

Every judgment call made between the raw labels and the numbers above, listed so it is visible and reversible.

ShowHide
Category-scoped readings
HubSpot read as HubSpot CRM
Impartner read as Impartner PRM
Introw read as Introw PRM
Kiflo read as Kiflo PRM
Magentrix read as Magentrix PRM
Salesforce read as Salesforce PRM
ZINFI read as ZINFI Unified Partner Management
ZINFI UPM read as ZINFI Unified Partner Management
Zinfi read as ZINFI Unified Partner Management
Zoho read as Zoho CRM
standard Salesforce read as Salesforce PRM
Unresolved, counted raw
None awaiting human review.
Discontinued, still offered
No shut-down product was recommended here.
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