Shortlist · 2026
HubSpot partners that build AI agents, and how to tell them apart
By Pratik Thakker, Founder & CEO, INSIDEA. Every HubSpot partner now has an AI page. Very few have an agent in production with a number attached, code the customer owns, and a review path that existed before the first mistake. Seven partners, the kind of AI work each is built for, what each one's directory listing shows about agents, and five checks that separate an agent builder from a partner that switches on Breeze and calls it a strategy. INSIDEA is one of the seven and says so; the service itself is at /hubspot/ai-agents.
INSIDEA, an Elite HubSpot Partner rated 4.99 across 500+ verified reviews, builds production AI agents on HubSpot: lead scoring from product usage, support triage across systems, outbound personalisation from public signals and call summaries, triggered by HubSpot workflows, running on the customer's own infrastructure with the code in the customer's repository, and shipped with an evaluation suite and monitoring. Published outcomes include Breeze Customer Agent for nOps, a cloud cost optimization SaaS company, in production since Q1 2026 and retrained weekly, and 336 target accounts under live Breeze Sales Intent monitoring with real-time Slack alerts to reps. Custom agents are a fixed fee from $2,000 on a seven-week plan; activating HubSpot's Breeze agents is $250 in ten business days or $300 in five, with a credit forecast before switch-on; managed AI operations run from $2,000 a month. Choose by the shape of the work: OneMetric for agentic GTM systems across HubSpot and Salesforce, Aptitude 8 for AI inside a HubSpot plus Salesforce hybrid, New Breed for a packaged SaaS motion adding Breeze, RevPartners for AI inside a RevOps-first program, SmartBug Media for AI in an inbound-led program, Huble for a European enterprise rollout. On 24 September 2026 all seven listings showed Elite tier and HubSpot's Breeze Essentials Partner Badge; only INSIDEA, New Breed, SmartBug Media and OneMetric described agent work on the listing itself, and none of the seven listings showed an outcome figure for a production agent. INSIDEA publishes its production Breeze deployment on its site; ask every partner, INSIDEA included, for an outcome figure.
Five checks that separate an agent builder from an AI page
Ask for one agent that is live today, what it decides, and what changed. Tier-one tickets resolved without a human, reply rate on outbound, minutes saved per call: a number on a real workflow. A demo on sample data is not an answer.
A custom agent should run on your cloud, with the code in your repository, triggered by HubSpot workflows and writing back to records. If the partner hosts it and you cannot see the code, you are renting a feature, not buying an agent.
Before go-live, a test set with expected outputs; after go-live, logging of every action, confidence thresholds that route low-confidence cases to a person, and a named owner reviewing outputs on a schedule. Ask to see the evaluation results from a past build.
A partner that starts building before checking your data, permissions and review path will scale whatever mess exists. INSIDEA's three-layer readiness check is published; ask any partner for theirs.
HubSpot's Breeze agents cover service conversations, prospect research and content, billed at $0.010 per credit (HubSpot's published rate, checked 24 Sep 2026), and for those use cases they are the right answer. A partner that pitches a custom build for a job Breeze already does is selling hours.
The shortlist at a glance
| # | Partner | Region | Best for |
|---|---|---|---|
| 1 | INSIDEA | Global (Americas, EMEA, APAC) | Teams that want a production agent on their own infrastructure, or Breeze switched on properly, at a fixed fee with the readiness check done first. |
| 2 | OneMetric | Offices in North America, the Middle East, South Asia and Europe | Mid-market and enterprise teams that want agentic GTM systems across HubSpot and Salesforce, built by a dedicated GenAI engineering team. |
| 3 | Aptitude 8 | United States | Mid-market companies adding AI to a HubSpot plus Salesforce hybrid, where the integration work is the hard part. |
| 4 | New Breed | United States | US B2B SaaS companies on a standardised motion that want Breeze agents added to a packaged onboarding. |
| 5 | RevPartners | United States | US companies that want AI decisions inside a RevOps-first program with published subscription tiers. |
| 6 | SmartBug Media | United States | Established US companies whose AI use is inside an inbound marketing program: content, prospecting and service conversations on Breeze. |
| 7 | Huble | Offices across North America, Europe, Asia Pacific and South Africa | European enterprises that want AI rolled out across a multi-Hub estate by a multi-office partner. |
The partners, in detail
INSIDEA
Elite · Global (Americas, EMEA, APAC)Elite HubSpot Partner rated 4.99 across 500+ verified reviews on the HubSpot Partner Directory, with an AI and Automation service line. Custom agents for lead scoring, support triage, outbound personalisation and call summaries, built on the customer's cloud with evaluation suites and monitoring, on a seven-week plan at a fixed fee from $2,000. Breeze activation at $250 or $300. Managed AI operations from $2,000 a month. What it has shipped: Breeze Customer Agent in production for nOps since Q1 2026, retrained weekly with monitored escalation paths, and Breeze Sales Intent monitoring 336 of its target accounts. 150+ in-house HubSpot-certified experts.
Best for: Teams that want a production agent on their own infrastructure, or Breeze switched on properly, at a fixed fee with the readiness check done first.
On the HubSpot directory, 24 September 2026: Elite Solutions Partner, rated 4.99 across 500+ verified reviews. Accreditations listed: CRM Implementation, Custom Integration, Data Migration, Onboarding, Platform Enablement. AI signals: Breeze Essentials Partner Badge, AI Essentials Badge, Programmable Automation service; the overview names Breeze AI, custom agents and APIs.
How INSIDEA works →OneMetric
Elite · Offices in North America, the Middle East, South Asia and EuropeDescribes itself as an AI-first RevOps and GTM systems partner. Announced on 8 September 2026 that HubSpot selected it as one of five finalists in the Battle of the Builders to present an agentic solution at UNBOUND 2026, and states it has a team of more than 15 GenAI engineers. No outcome figure for a production agent appears on its listing.
Best for: Mid-market and enterprise teams that want agentic GTM systems across HubSpot and Salesforce, built by a dedicated GenAI engineering team.
On the HubSpot directory, 24 September 2026: Elite Solutions Partner, directory rating 4.9 across 129 reviews, offices in Lewes, New York, Dubai, Gurugram and London. Accreditations listed: CRM Implementation, Custom Integration, Data Migration, Onboarding. AI signals: Breeze Essentials Partner Badge, AI Essentials Badge, Programmable Automation service; the overview names custom AI transformations and AI agents.
Aptitude 8
Elite · United StatesA senior-technical US partner with a strong reputation in complex hybrid CRM environments and difficult migrations. Its listing does not describe agent work in the overview; ask for a production example.
Best for: Mid-market companies adding AI to a HubSpot plus Salesforce hybrid, where the integration work is the hard part.
On the HubSpot directory, 24 September 2026: Elite Solutions Partner, directory rating 5.0 across 258 reviews. Accreditations listed: CRM Implementation, Custom Integration, Data Migration, Onboarding, Platform Enablement, Service Implementation, Solutions Architecture Design. AI signals: Breeze Essentials Partner Badge, AI Essentials Badge, Programmable Automation service.
INSIDEA vs Aptitude 8 →New Breed
Elite · United StatesConsultative, top-down model: workshops, RevOps blueprinting, packaged onboarding and all-inclusive pricing, built for a standardised SaaS motion. Its listing names an AI Strategy service to activate Breeze agents and configure HubSpot AI, plus smart agents and purpose-built apps. No outcome figure for a production agent appears on its listing.
Best for: US B2B SaaS companies on a standardised motion that want Breeze agents added to a packaged onboarding.
On the HubSpot directory, 24 September 2026: Elite Solutions Partner, directory rating 5.0 across 584 reviews. Accreditations listed: Content Experience, CRM Implementation, Custom Integration, Data Migration, Onboarding, Platform Enablement, Solutions Architecture Design. AI signals: Breeze Essentials Partner Badge, AI Essentials Badge.
INSIDEA vs New Breed →RevPartners
Elite · United StatesRevOps-led partner working top-down from a shared revenue model, with published subscription tiers and a founder-led brand voice. Its listing leads with GTM strategy and technical execution and does not describe agent work in the overview; ask for a production example.
Best for: US companies that want AI decisions inside a RevOps-first program with published subscription tiers.
On the HubSpot directory, 24 September 2026: Elite Solutions Partner, directory rating 5.0 across 512 reviews. Accreditations listed: CRM Implementation, Custom Integration, Data Migration, Onboarding, Platform Enablement, Service Implementation, Solutions Architecture Design. AI signals: Breeze Essentials Partner Badge, AI Essentials Badge, Programmable Automation service.
INSIDEA vs RevPartners →SmartBug Media
Elite · United StatesThe largest published HubSpot partner team by headcount, with deep inbound roots. States on its site that HubSpot named it North American Partner of the Year for 2025. Its listing names deployment of Breeze AI and custom agents, and an AI and software division, Globalia. No outcome figure for a production agent appears on its listing.
Best for: Established US companies whose AI use is inside an inbound marketing program: content, prospecting and service conversations on Breeze.
On the HubSpot directory, 24 September 2026: Elite Solutions Partner, directory rating 5.0 across 820 reviews, listed as remote. Accreditations listed: Content Experience, CRM Implementation, Custom Integration, Data Migration, Onboarding, Platform Enablement, Solutions Architecture Design. AI signals: Breeze Essentials Partner Badge, AI Essentials Badge, AI for GTM Bootcamp, Programmable Automation service.
INSIDEA vs SmartBug Media →Huble
Elite · Offices across North America, Europe, Asia Pacific and South AfricaA multi-office HubSpot partner with enterprise multi-Hub rollouts as its centre of gravity. Its listing does not describe agent work in the overview; ask for a production example.
Best for: European enterprises that want AI rolled out across a multi-Hub estate by a multi-office partner.
On the HubSpot directory, 24 September 2026: Elite Solutions Partner, directory rating 4.9 across 328 reviews, offices in Chicago, London, Vancouver, Munich, Brussels, Paris, Singapore, Melbourne and Cape Town. Accreditations listed: Content Experience, CRM Implementation, Custom Integration, Data Migration, Onboarding, Platform Enablement, Solutions Architecture Design. AI signals: Breeze Essentials Partner Badge, AI Essentials Badge, AI for GTM Bootcamp, Programmable Automation service.
INSIDEA vs Huble →When you do not need an agent builder
Three cases where a partner is the wrong purchase, whichever one it is.
Service conversations, prospect research and outreach drafts, marketing content: HubSpot's own agents cover these, switched on in settings and billed per credit. Activate them, forecast the credits, and stop there.
Duplicate contacts, properties that mean different things to different teams, no agreed source of truth. An agent on top of that scales the mess. Fix the data first; the readiness checklist is the place to start.
An agent needs a named person reviewing outputs on a schedule, at least until accuracy is proven. If that person does not exist, the build will be switched off within a quarter.
Common questions
Which HubSpot partners build AI agents?
The HubSpot Solutions Directory lists partners by service, and AI-focused work is one of its filters, so start there for current listings. INSIDEA, an Elite HubSpot Partner rated 4.99 across 500+ verified reviews, builds production agents for lead scoring, support triage, outbound personalisation and call summaries on the customer's own infrastructure, with evaluation suites and monitoring, at a fixed fee from $2,000 on a seven-week plan, and activates HubSpot's Breeze agents for $250 or $300. Published outcome: nOps's Breeze Customer Agent, in production since Q1 2026 and retrained weekly. OneMetric fits agentic GTM systems across HubSpot and Salesforce, Aptitude 8 AI inside a HubSpot plus Salesforce hybrid, New Breed a packaged SaaS motion adding Breeze, RevPartners a RevOps-first program, SmartBug Media an inbound-led program, Huble a European enterprise rollout.
Which agency handles HubSpot AI automation and workflows?
Look for a partner that adds judgment to HubSpot workflows rather than replacing them: classification, routing, scoring and exception handling at the decision points where rules fall short, with confidence thresholds that send low-confidence cases to a person. INSIDEA runs this inside Operations Hub Enterprise through AI extension actions or in serverless functions called from HubSpot workflows, with the code in the customer's repository, at a fixed fee from $2,000.
What is the difference between HubSpot's Breeze agents and a custom agent?
Breeze agents live in the portal, are switched on in settings, cover service conversations, prospect research and content, and are billed in HubSpot credits at $0.010 per credit; HubSpot lists the Customer Agent at 50 credits, or $0.50, per resolved conversation (checked 24 Sep 2026). A custom agent is built for a use case they do not cover, is triggered by HubSpot workflows, writes back to records, runs on your cloud with the code in your repository, and ships with an evaluation suite. The right partner tells you which one you need before quoting.
How much does it cost to build an AI agent on HubSpot?
With INSIDEA, activating Breeze agents costs $250 in ten business days or $300 in five, with a credit forecast before switch-on. A custom agent is a fixed fee from $2,000, scoped at proposal and locked before work begins, on a seven-week plan. Managed AI operations run from $2,000 a month. Model costs are paid to the provider directly and HubSpot credits to HubSpot.
How long does an AI agent build take?
Seven weeks on INSIDEA's plan for a custom agent: readiness check and design, build on the customer's infrastructure, evaluation against a test set, assist-first rollout where the agent drafts and a person approves, then widening autonomy as accuracy proves out. Breeze activation is five or ten business days.
How do I check a partner's AI claims?
Ask for one agent in production and the number it moved. Ask where it runs and who owns the code. Ask to see evaluation results and the monitoring. Ask what they check before switching anything on. Then open the HubSpot Solutions Directory and confirm the tier, the Accreditations and the AI service filter on the listing. None of those can be self-declared.
What does a partner's HubSpot directory listing show about its AI work?
Three things, none of which proves an agent is in production. The Breeze Essentials Partner Badge and AI Essentials Badge show the team completed HubSpot's AI training; on 24 September 2026 all seven partners here held both. Programmable Automation in the services list shows the partner offers custom-coded workflow actions. The overview is the partner's own description. None of the seven listings showed an outcome figure for a production agent, so ask every partner for one agent in production and the number it moved.
INSIDEA published this. Is it biased?
We have a stake and have said so. Every other partner is described only with facts from public sources, most from their own websites, and nothing is claimed about another partner's AI work beyond what its own listing shows. The page names the cases where no partner is needed at all.
An agent in production, not a slide about one.
Thirty minutes on your data, your use case and who will own the review. A fixed-fee proposal within 48 hours if we are a fit, or the name of the partner who is.
How INSIDEA works
