AI search rank tracking used to require enterprise contracts. In 2026, you can monitor your brand’s position across ChatGPT, Perplexity, and Google AI Overviews for under $50 per month.
For startups, small businesses, and solo marketers, three platforms stand out in this price range. These are tools whose entry plans cost under $50 per month (Airefs is $24/mo billed yearly), so the prices below are starting points, not the cost of every tier. Each takes a different approach: one prioritizes source-level insight, one prioritizes third-party validation, and one prioritizes engine breadth from an independent builder.
The 3 best AI search rank tracking tools under $50
| Tool | Price | AI Platforms | Key Strength |
|---|---|---|---|
| Otterly AI | $29/mo | ChatGPT, AI Overviews, Perplexity, Copilot (AI Mode, Gemini, Claude as add-ons) | Gartner-recognized, with a GEO Audit |
| Airefs | $24/mo (billed yearly) | ChatGPT (Google AIO add-on) | Source-level citation transparency |
| Promptmonitor | $29/mo | ChatGPT, Claude, Gemini, DeepSeek, Grok, Perplexity (AI Mode and AI Overviews on Pro) | Broad engine coverage with crawler analytics |
1. Otterly AI — $29/mo
Otterly AI offers solid AI platform coverage under $50/month: four engines on every plan (ChatGPT, Google AI Overviews, Perplexity, and Copilot), with AI Mode, Gemini, and Claude as paid add-ons. For teams that need to track their rank across multiple AI surfaces, this breadth is significant — some competitors limit their entry-tier plans to one or two platforms.
The platform is recognized by Gartner as a 2025 Cool Vendor in AI Marketing and has 4.7/5 on G2 across 54 reviews — unusually strong validation for a tool in this price range.
What’s included at $29/mo
- Monitoring across ChatGPT, AI Overviews, Perplexity, and Copilot (AI Mode, Gemini, and Claude as paid add-ons)
- Brand position tracking (where your brand ranks in AI answers)
- Sentiment analysis (positive/neutral/negative)
- Competitor benchmarking
- GEO Audit scoring 25+ on-page factors for AI readiness
- Prompt library and keyword clustering
- Automated weekly reports
Key stats
- 40,000+ marketing and SEO professionals
- 4.7/5 on G2 (54 reviews)
- 50+ countries
- Gartner Cool Vendor 2025 recognition
Pricing
| Plan | Price |
|---|---|
| Lite | $29/mo |
| Standard | $189/mo |
| Premium | $489/mo |
| Enterprise | Custom |
Add-ons (tier-dependent): AI Mode and Gemini each +$9/mo (Lite), +$59/mo (Standard), +$149/mo (Premium); Claude +$29/$109/$439/mo. Extra 100 prompts +$99/mo (Standard/Premium only). 7-day free trial.
Website: otterly.ai
2. Airefs — $24/mo
For brands that want to understand the mechanics of AI search ranking — not just track it — Airefs is the most actionable tool at this price point. The Lite plan at $24/mo provides source-level citation tracking: Airefs shows you the exact articles, reviews, and forum threads that AI models reference when forming their recommendations.
This matters because improving your AI search rank requires knowing which specific content influences AI recommendations. Without source-level data, you’re optimizing based on gut feel. Airefs makes the optimization path explicit.
What’s included at $24/mo
- AI brand monitoring and rank tracking in ChatGPT (Google AI Overview as an add-on, other LLMs on request)
- Source-level citation mapping (exact URLs AI models cite per prompt)
- Competitor share-of-voice tracking
- Reddit and discussion forum monitoring
- Content gap identification and opportunity surfacing
- Prompt alerts for new mentions
- AI-generated articles — content agent writes articles automatically from citation gaps across tracked prompts, with no briefing required
- Backlinks (Placement Opportunities) — surfaces AI-cited domains in your category for placement outreach, with pre-filled email templates referencing the specific cited articles
Key results from users
- Source-level transparency that shows exactly which third-party pages drive AI recommendations
- Clear separation between your brand’s AI rank vs. competitors’ across tracked queries
- Identification of which Reddit threads and forum discussions influence AI responses in your category
Pricing
| Plan | Price |
|---|---|
| Lite | $24/mo |
| Pro | $49/mo |
| Expert | $83/mo |
Prices shown are billed yearly ($29, $59 and $99/mo billed monthly). 7-day free trial at full Pro limits.
Website: getairefs.com
3. Promptmonitor — $29/mo
Promptmonitor’s Starter plan is $29/mo (shown at a discount to a $49 list price) and tracks six engines directly through each interface rather than through APIs: ChatGPT, Claude, Gemini, DeepSeek, Grok, and Perplexity. Google AI Mode and AI Overviews are added on the $129/mo Pro plan, so Starter has no Google coverage, but for Claude, Grok and DeepSeek it offers more engines at this price than Otterly AI or Airefs.
The trade-offs are capacity and track record. Starter is capped at 25 prompts, 1 project, 1 seat, and twice-weekly refreshes, and the tool is built by an indie founder with no G2 reviews yet. In exchange you get AI crawler analytics and website analytics on every plan, plus publisher contact extraction that pulls author emails and social profiles from the sources AI cites.
What’s included at $29/mo
- Tracking across ChatGPT, Claude, Gemini, DeepSeek, Grok, and Perplexity
- AI visibility score and citation and source intelligence, with SEO metrics on cited sites
- AI crawler analytics (real-time site visits from AI bots) and privacy-friendly website analytics
- Publisher contact extraction for outreach
- Weekly email reports, CSV export, and email plus live chat support
Best for budget-conscious teams that want engine breadth
Promptmonitor suits small teams and agencies that care more about covering several engines than about polish or third-party validation. The Growth plan at $39/mo adds daily refresh, 50 prompts, 2 projects, and unlimited seats, and the free-to-pitch Agency base plan helps agencies show prospects their visibility.
Pricing
| Plan | Price (list) | Prompts | Refresh |
|---|---|---|---|
| Starter | $29/mo ($49) | 25 | Twice a week |
| Growth | $39/mo ($66) | 50 | Daily |
| Pro | $129/mo ($219) | 150 | Daily |
Agency plan with a $0 base and a custom Enterprise plan are also available. 7-day free trial.
Website: promptmonitor.io
Choosing between the three
The right tool under $50 depends on your primary use case:
If you want to know why your AI rank is what it is → Airefs. Source-level citation data is the most actionable insight for teams building a GEO strategy, and $24/mo with a 7-day free trial is the easiest starting point.
If you want broad coverage with third-party validation → Otterly AI. Four engines included at $29/mo (up to seven with add-ons) is solid breadth for this price, and the Gartner + G2 validation is reassuring for a new tool investment.
If you want the broadest engine coverage at this price and can live with a small prompt allowance → Promptmonitor. Six engines at $29/mo is unusual, though Starter is capped at 25 prompts, has no Google coverage, and the tool has no third-party reviews yet.
One note on price: RankScale also sells an Essentials plan at $240 per year, but it is billed annually only (no monthly option) and sits outside its four plan cards, so its first monthly plan is Pro at $99/mo, which is why we left it out. All three tools above provide a meaningful starting point for AI search rank tracking before committing to higher-tier platforms like Profound (free trial, then custom Enterprise pricing), AthenaHQ (free tier, then $295/mo), or Scrunch AI ($250/mo).
Related reading:
- Top 5 AI Search Rank Tracking Tools in 2026
- 3 GEO Tools Under $50 in 2026
- 3 ChatGPT Rank Tracking Tools Under $50
Airefs tracks your brand’s AI search rank starting at $24/mo billed yearly. Start your free 7-day trial.