HVAC companies show up in Microsoft Copilot when Bing's index holds pages it can ground an answer in: fetchable pages that answer early, a claimed business listing, and details that agree with each other everywhere Bing checks. Copilot is a separate retrieval system from Google's, with its own reporting and its own submission step.
Why a newer HVAC site has better odds on this stack
Copilot cites young domains more readily than the other engines do. SE Ranking's comparison of ChatGPT, Perplexity, Google and Bing found 18.85% of the domains Bing Copilot cites are less than five years old, against 11.99% for ChatGPT, while Google's AI Overviews leaned hardest on established sites with 49.21% of citations going to domains over fifteen years old.
That gap matters if your shop's website went up in the last few years. The same study concluded that younger sites are likelier to get traffic from Bing and ChatGPT than from AI Overviews. Ahrefs pointed the same way in a July 2025 analysis of roughly 17 million cited URLs: Copilot's cited pages averaged 1,056 days old against Perplexity's 1,166, with Google's AI Overview citations the oldest of the set.
Both are vendor studies of their own sample sets, and both describe correlation rather than cause. Read as a rough ordering of difficulty, they agree: the engine where a young contractor site is least outranked by age is the one almost nobody in this trade is working.
What Bing's AI Performance report actually measures
Bing publishes your Copilot citations back to you, free, which no other engine does. Microsoft launched the AI Performance report as a public preview in February 2026, covering citations in Microsoft Copilot, the AI summaries inside Bing results and some partner integrations. Four more views followed in June 2026.
| What it reports | What Microsoft says it means | What an HVAC shop does with it |
|---|---|---|
| Citations | How often content from your site was referenced in AI answers during the selected range | Settles whether Copilot uses your pages at all, before anyone buys more of them |
| Grounding queries | The key phrases the AI used when retrieving the cited content, aggregated rather than individual user questions | Shows the subjects Copilot already treats you as a source on, usually a shorter list than your services page |
| Intents | Grounding queries grouped into categories such as Informational and Commercial | Separates the homeowner reading about aux heat from the one ready to book a replacement |
| Topics | Thematic clusters of grounding queries | Points at the seasonal subject the site has nothing on |
| Citation Share | The share of citations attributed to your site out of all citations shown across all sites for that grounding query | The closest thing to a competitive measure this stack publishes |
Read the limits before planning around the numbers. Microsoft states the data is sampled, so not all citation activity appears in the dashboard, and that phrasing varies across the supported AI experiences and partners. There is no click or traffic column, and no way to tell which grounding query produced which citation. It is a floor, not a census, and still labelled preview.
A grounding query is not what the homeowner typed
Grounding queries are the engine's own retrieval phrases, not your customers' words. Microsoft's help page describes the tab as showing "the key phrases the AI used when retrieving content that was referenced in AI-generated answers", and says plainly that they reflect aggregated activity rather than individual user questions or specific answers.
So the list reads oddly at first. The phrases are shorter and more topical than anything a homeowner would type, because Copilot generates them in the background to fetch evidence. Microsoft also notes the mapping is many to many: one grounding query can pull several of your pages, and one page can appear under several queries.
Treat the list as a map of what the engine believes you are a reliable source about. A shop selling heat pump replacements whose grounding queries are all about filter sizes has learned something specific, and no keyword tool was going to tell it.
Why Copilot may decline to name your shop at all
Not answering is a designed outcome, not a failure. Bing's search blog published a piece in May 2026 on the index's shift from ranking pages to supporting answers, and the distinction it draws is the one to plan around: "Traditional search asks: which pages should a user visit? Grounding asks: what information can an AI system responsibly use to construct a response?"
The post describes the unit of value moving from documents to discrete, supportable facts with clear provenance, and says the system must judge whether the evidence is sufficient at all, treating a refusal to answer as valid when support is missing, stale or conflicting. Conflicting is the word that should worry a contractor here.
Conflicts are ordinary and invisible. Hours that differ between the website and the listing, a service area three directories describe three ways, a phone number the old marketing company still owns. Microsoft says Bing verifies the details you submit for a business listing against information available across search engines, websites and social media platforms, so the cheapest work on this page is making those records agree.
IndexNow: the submission step that only pays on this stack
IndexNow tells participating engines a page changed instead of waiting for a crawl. Its documentation lists Microsoft Bing, Naver, Seznam.cz, Yandex and Yep as participating engines, with submitted URLs shared automatically among them. Google is not on that list, which is why this is a Microsoft-stack job rather than a general one.
For a seasonal trade the timing is the point. A cooling page that goes live in March, an emergency page whose hours changed, a maintenance plan whose price moved: each is worth telling the index about on the day rather than whenever the crawler next arrives. Most platforms and SEO plugins send the ping without anybody touching code.
Keep the claim modest, because IndexNow's own documentation does. Submitting a URL does not force indexing; each engine still decides whether to index the page. This is a faster notification, not a ranking lever, and anyone selling it as the second thing is overselling a free utility.
What this looks like when it runs, and whose name is on the Business Profile
Whose name is on the Business Profile decides who keeps this work, and on the Microsoft side there are two accounts to get right: the business listing and the Bing Webmaster Tools property that reports the citations. Mirastart creates both in the shop's name, so the listing, the verification and the citation history stay with the shop.
One detail to check if an agency set yours up years ago: Microsoft moved the business listing portal off bingplaces.com to bing.com/forbusiness, and a service business can hide its street address while still needing a valid one to verify. The listing, the website and the directories then get written once and pushed identically, which is the consistency work the grounding step rewards.
The rest is plumbing that runs without anyone remembering it. Those systems are built and running in Charlotte and you can click them: the website for Carolina Sky Painting, a Charlotte home-services contractor, the online booking and repair-status software Quick Auto NC runs its bays on, the live-availability booking system behind this site's own discovery-call page, and the Sushi Hana Club app in the App Store.
Sources
- Bing Webmaster Tools Help, AI Performance - Microsoft's own documentation for the report. Source of the quoted description of the grounding queries tab, the statement that grounding queries reflect aggregated activity rather than individual user questions or specific answers, the many-to-many mapping between queries and pages, the definition of Citation Share, and the disclosure that the data is sampled so not all citation activity appears.
- Bing Webmaster Blog, Introducing AI Performance in Bing Webmaster Tools Public Preview - February 2026 launch announcement. States the report shows when a site is cited in AI-generated answers across Microsoft Copilot, AI-generated summaries in Bing and select partner integrations, and that Bing respects content owner preferences expressed through robots.txt.
- Bing Search Blog, New AI Visibility Insights in Bing Webmaster Tools: Intents, Topics, Citation Share, Compare - June 2026. Adds the four preview features named in the table, and describes Intents as grouping grounding queries into categories such as Informational and Commercial.
- Bing Search Blog, Evolving role of the index: From ranking pages to supporting answers - May 2026. Source of the quoted contrast between what traditional search asks and what grounding asks, the shift from documents to discrete supportable facts with clear provenance, and the statement that declining to answer is a valid outcome when support is missing, stale or conflicting.
- SE Ranking, ChatGPT vs Perplexity vs Google vs Bing: Which AI search engine generates the best answers? - Source of the domain-age figures: 18.85% of Bing Copilot's cited domains under five years old, 11.99% for ChatGPT, 49.21% of Google AI Overview citations to domains over fifteen years old, and the conclusion that younger sites are more likely to get traffic from Bing and ChatGPT than from AI Overviews. SE Ranking's own sample; the comparison is correlational.
- Ahrefs, New Study: AI Assistants Prefer to Cite Fresher Content - July 2025 analysis of roughly 17 million cited URLs across seven platforms: Copilot's cited pages averaged 1,056 days since publication against Perplexity's 1,166, with Google AI Overview citations the oldest in the set. A 2025 study, and correlational.
- IndexNow, Documentation - Lists Microsoft Bing, Naver, Seznam.cz, Yandex and Yep as participating search engines, states that submitted URLs are shared automatically with the other participants, and states that submission does not guarantee indexing because each engine decides for itself. Google does not appear among the participants.
- Microsoft Support, Add and manage your business listing - States that a listing needs either a physical address open to customers or a stated area of service, that service providers may hide the address from search results while still needing a valid address for verification, and that Bing checks submitted details against information available across search engines, websites and social media platforms.
- Bing Search Blog, Introducing the New Bing Places for Business - October 2025. Announces the move of the business listing portal from www.bingplaces.com to www.bing.com/forbusiness, with existing users redirected on login.