Semrush vs Ahrefs in 2026: broader all-in-one platform vs sharper backlink and keyword data
The oldest argument in SEO software gets an AI visibility angle in 2026. Semrush gates its AI tracking behind Guru at $249.95/month. Ahrefs includes Brand Radar on every plan starting at €119/month, but still has no white-label reporting.
Semrush
Ahrefs- Ahrefs bundles AI visibility tracking (Brand Radar) into every plan starting at €119/month. Semrush requires Guru at $249.95/month before AI tracking exists at all.
- Semrush includes white-label reporting on its Business plan at $499.95/month. Ahrefs does not offer white-label reporting at any tier.
- Ahrefs is generally considered to have the more accurate and extensive backlink database of the two, the benchmark most third-party tools compare themselves against.
- Semrush has a functional free tier (10 searches/day, 10 tracked keywords). Ahrefs has no free tier for its main platform, only a limited Webmaster Tools offering for verified domains.
- Both track the same five AI engines: ChatGPT, Gemini, Perplexity, Google AI Overviews, and Google AI Mode. Neither tracks Claude.
- Ahrefs API access is limited on its entry Lite plan and improves at Standard (€229/month). Semrush API access requires Business at $499.95/month.
Semrush versus Ahrefs is probably the single most argued-over comparison in SEO software, and most of that argument predates AI visibility entirely: it is about whose backlink index is more accurate and whose keyword tool surfaces better opportunities. Both answers still matter in 2026, but both platforms have now added AI visibility tracking on top of their SEO tooling, and that changes where the real decision sits. Semrush tracks five AI engines but only on Guru at $249.95/month and above; Ahrefs tracks the same five engines through its Brand Radar module on every plan starting at €119/month, no separate tier required. Neither offers white-label reporting from Ahrefs; Semrush does, but only at $499.95/month Business. The right pick depends on whether you weigh backlink depth, AI tracking accessibility, or client-facing reporting most heavily.
The tools at a glance
Semrush
All-in-one SEO and AI visibility platform with keyword research, technical audits, and brand monitoring across five LLM engines
Semrush's strength has always been breadth. Keyword research, backlink analysis, technical audits, content optimization, and now AI visibility tracking sit inside one login, and for teams that want to avoid managing four separate SEO subscriptions, that consolidation is worth real money. The content marketing toolkit in particular, which connects keyword data directly to AI-assisted drafting, has no real equivalent inside Ahrefs.
The AI visibility module tracks the same five engines Ahrefs does, but it is not available until Guru at $249.95/month, a genuine step up from the $139.95 Pro plan most Semrush users start on. White-label reporting sits a tier higher still, at Business, $499.95/month, which means agencies wanting branded AI visibility reports are looking at Semrush's most expensive plan before that box is checked.
Where Semrush pulls ahead of Ahrefs decisively is the free tier. It is limited (10 searches a day, 10 tracked keywords) but it is real access to real data, not a locked demo. For teams evaluating whether the keyword and backlink data quality is good enough before committing budget, that free tier removes a real barrier Ahrefs does not.
| Feature | Free Free | Pro $139.95/mo | Guru $249.95/mo | Business $499.95/mo |
|---|---|---|---|---|
| Projects | 1 | 5 | 15 | Custom |
| Keywords to track | 10 | 500 | 1,500 | 5,000 |
| AI visibility tracking | ✗ | ✗ | ✓ | ✓ |
| White-label reporting | ✗ | ✗ | ✗ | ✓ |
| API access | ✗ | ✗ | ✗ | ✓ |
Ahrefs
Industry-standard SEO platform with Brand Radar for AI visibility and the largest backlink database
Ahrefs built its reputation on backlink data, and that reputation is still deserved. Its crawler is one of the most active on the web, and Site Explorer's referring domain and anchor text data is the reference point competitors, including Semrush, are routinely measured against. For link building research and competitive backlink analysis specifically, Ahrefs remains the sharper tool.
The Brand Radar module puts AI visibility tracking on every Ahrefs plan starting at the entry Lite tier, €119/month, no separate AI gate to clear. That is the clearest structural advantage over Semrush: you are not paying for a jump to a mid-tier plan just to see AI citation data, it is there from day one alongside the SEO research you are already paying for.
The gap Ahrefs has never closed is white-label reporting. There is no branded client delivery option at any tier, which means agencies using Ahrefs for AI visibility or SEO research typically export the data and build client-facing reports in a separate tool. Combined with no free tier and API access that is limited below Standard (€229/month), Ahrefs asks for more upfront commitment than Semrush before you can fully evaluate it.
| Feature | Lite €119/mo | Standard €229/mo | Advanced €419/mo | Enterprise €929/mo |
|---|---|---|---|---|
| Brand Radar (AI visibility) | ✓ | ✓ | ✓ | ✓ |
| Backlink database access | ✓ | ✓ | ✓ | ✓ |
| API access | Limited | ✓ | ✓ | ✓ |
| White label | ✗ | ✗ | ✗ | ✗ |
Head-to-head feature comparison
| Feature | Semrush | Ahrefs |
|---|---|---|
| AI engines tracked | ChatGPT, Gemini, Perplexity, Google AI Overviews, Google AI Mode | ChatGPT, Gemini, Perplexity, Google AI Overviews, Google AI Mode |
| AI tracking included from entry tier | No (Guru and above only) | Yes (all plans) |
| Backlink database depth | Large, strong overall | Largest, industry benchmark |
| Keyword research | Yes | Yes |
| Technical site audits | Yes | Yes |
| Content marketing toolkit | Yes | No |
| Free tier | Yes (limited) | No (Webmaster Tools only) |
| API access | Business only | Limited on Lite, full from Standard |
| White-label delivery | Business only | Not offered at any tier |
| Starting price | Free | €119/mo |
| Price for AI tracking + white-label + API | $499.95/mo | Not achievable, no white-label |
Considering AI Peekaboo alongside Semrush and Ahrefs?
Both Semrush and Ahrefs bundle AI visibility tracking inside a much larger SEO platform, which means paying for keyword research and backlink tools you may not need just to reach the AI data, and in Semrush's case, paying $499.95/month before white-label reports are even an option. AI Peekaboo ships a read and write API and white-label guest links on every plan from $50/month, with nothing else to unlock. It is the pick for teams whose real need is AI visibility monitoring with API access and client-ready delivery, not a second SEO research platform.
Read the AI Peekaboo review →Which should you choose?
AhrefsSemrushAhrefsSemrushSemrushAhrefsThis comparison comes down to a trade most SEO teams have argued about for years, now with an AI visibility wrinkle attached. Semrush is broader and includes white-label reporting, but gates AI tracking behind Guru and white-label behind Business, so the realistic all-in cost for AI tracking plus branded reports plus API is $499.95/month. Ahrefs includes AI tracking from its entry plan and generally wins on backlink data depth, but has never built white-label delivery, so agencies needing branded client reports have to export the data elsewhere regardless of which Ahrefs tier they buy. Neither platform is a clean win across every dimension; the decision comes down to which specific gap, white-label or AI-tracking accessibility, actually affects your workflow.
Bottom line
Choose Ahrefs if backlink and keyword research depth matter most and you want AI visibility tracking included without a pricing gate, and you do not need white-label client reports. Choose Semrush if you want the broadest single-subscription toolkit, a real free tier to evaluate first, and are willing to pay for Business tier to unlock white-label and API access alongside AI tracking. For teams whose real complaint is that both platforms make AI visibility tracking with API and white-label unnecessarily expensive, AI Peekaboo covers that specific need starting at $50/month.
Frequently asked questions
Is Semrush or Ahrefs better for AI visibility tracking in 2026?
Ahrefs is more accessible for AI visibility tracking because Brand Radar is included on every plan starting at €119/month, while Semrush does not unlock AI tracking until Guru at $249.95/month. Both track the same five engines, ChatGPT, Gemini, Perplexity, Google AI Overviews, and Google AI Mode, so the difference is pricing access, not engine coverage.
Does Ahrefs or Semrush have better backlink data?
Ahrefs is generally considered to have the more accurate and comprehensive backlink database, widely treated as the industry benchmark that other tools including Semrush are compared against. Semrush's backlink index is solid and included at every paid tier, but Ahrefs's crawler activity and referring domain accuracy typically win head-to-head comparisons among SEO practitioners.
Which tool is cheaper for a small agency needing AI visibility, API access, and white-label reports?
Neither is cheap for that exact combination. Semrush requires its $499.95/month Business plan to get AI tracking, API access, and white-label reporting together. Ahrefs never offers white-label at any tier, so it cannot fully satisfy that combination regardless of price. A small agency needing all three should look at a dedicated AI visibility tool like AI Peekaboo, which includes API and white-label on every plan from $50/month.
Does Semrush or Ahrefs have a free plan?
Semrush has a genuine free tier: 10 searches per day and 10 tracked keywords, enough for initial evaluation. Ahrefs has no free tier for its research platform, only a separate free Ahrefs Webmaster Tools product limited to your own verified domains. For teams wanting to test data quality before paying, Semrush's free access is the more useful starting point.
Do Semrush and Ahrefs track the same AI engines?
Yes. Both track ChatGPT, Gemini, Perplexity, Google AI Overviews, and Google AI Mode, five engines each. Neither currently tracks Claude, Copilot, Grok, or DeepSeek, so engine coverage is identical between them; the difference is which pricing tier you need to reach before that tracking becomes available.
Should an agency switch from Semrush to Ahrefs for AI visibility reporting?
Only if backlink research depth matters more than white-label client delivery, since Ahrefs has no white-label reporting at any tier while Semrush offers it on Business. If the agency's AI visibility deliverable is a branded client report, staying on Semrush Business or moving to a dedicated tool like AI Peekaboo, which includes white-label from $50/month, makes more sense than switching to Ahrefs.