Can ChatGPT do SEO?
ChatGPT (and Claude) can accelerate significant portions of SEO work: keyword clustering, title tag drafting, meta description writing, competitive analysis, briefing content writers, technical audit interpretation. What they cannot do: replace the human judgment about which battles are worth fighting, why a search result is ranking, or what an editorial calendar should prioritize. Every serious SEO practitioner in 2026 is AI-augmented; nobody serious is AI-replaced.
What the work includes that a chat window does not
Parts of it. Drafting, clustering and outlining are the parts a language model handles well. The rest of the job is visible in what the firms doing it also sell: 202 of the 551 US listings naming search engine optimization also name web design, and 101 name web development.
Those are implementation lines. Somebody has to change the templates, fix the crawl paths and ship the markup, and that work happens in a codebase rather than in a prompt.
The market has not repriced around the tools. The median founding year in this group is 2013, 512 of the 551 firms carry public client reviews, and 12,065 reviews sit across them. Clients are still paying people to do the part the model cannot ship.
How to use this
Use the model for the draft and the diagnosis, then budget separately for whoever ships the change. The bottleneck on most SEO programs is deployment, and no amount of generated text moves it.
How this was computed. Every figure on this page is counted from The Wall's own directory of approved, US-headquartered, machine-verified-live listings: 3,460 of them in the snapshot captured 2026-09-14. Rates, minimum project sizes, team sizes, founding years and ratings are provider-declared figures published on public profiles. 1,738 of those listings publish a service list, and that field holds at most 4 services per firm, so service counts are counts of what firms name first rather than everything they sell. Percentages of disclosed values exclude listings that publish no figure. Nothing here is modeled or estimated. Sourcing standards: editorial policy.
Why this matters
Google puts this question in People Also Ask for the "seo agency" query, which means buyers are asking it while they shop. The Wall answers it from the directory position: we index 3,460 verified US growth-services vendors across 10 pillars, so the figures above come from those records rather than from a survey.
If you are evaluating vendors in this category, the SEO pillar page carries the full US firm list with rate, team size and headquarters filters.