4thline.ai
Start Here · Free AI Visibility Snapshot

See where AI already recommends — or ignores — the business.

A one-week audit showing where the business appears across ChatGPT, Perplexity, Google AI Overviews, Gemini, and Copilot — plus where competitors are being recommended instead. No cost, no obligation.

Free No-cost audit Get My Free Snapshot
Monthly Growth Plans

Pick the plan that matches the goal.

Client owns ad accounts and pays ad spend directly to Google or Meta. Month-to-month — cancel anytime.

01 / Foundation

Get Found

AI search visibility and local SEO for businesses that need to be discoverable before scaling paid ads.

  • AI search optimization & AEO foundation
  • Local SEO & Google Business Profile
  • AI-optimized content, schema & LLMs.txt
  • Tracking, reporting & growth recommendations
$1,500/mo Flat monthly fee. No ad spend required.
03 / Scale

Dominate

A higher-intensity growth plan using the client's chosen paid channel — Google Ads or Meta Ads — billed the same way as Get Leads.

  • Everything in Get Leads
  • Higher-intensity campaign management
  • Expanded creative, testing & audience work
  • Priority reporting cadence
$3,450+/mo Base + channel management + 20% of ad spend.
Included in every plan

AI search optimization, local SEO, Google Business Profile improvements, AI-optimized content, schema markup, LLMs.txt, tracking, reporting, and growth recommendations. Add-ons are available below for paid advertising, website design, and automated lead follow-up.

À La Carte · Add-On Services

Build a custom growth stack.

Add individual services to any plan, or build a custom stack from scratch. Each service is priced to stand alone or layer on top of a monthly plan.

01 / Programmatic Ads

Programmatic Advertising

$1,500+/campaign

Display, video, and connected TV ads across premium networks using audience targeting, retargeting, and geo-fencing to reach buyers at every stage.

02 / Meta Ads

Meta Advertising

$650+ 20% of ad spend

Facebook and Instagram campaigns — prospecting, retargeting, and lead generation. Client owns the ad account and pays ad spend directly to Meta.

03 / Google Ads

Google Advertising

$650+ 20% of ad spend

Search, Performance Max, and Display campaigns managed for maximum ROI. Client owns the ad account and pays ad spend directly to Google.

04 / Website Design

Website Design & Build

Customquoted per project

Custom-designed, conversion-optimized websites built for speed, SEO, and lead generation. Scope and pricing tailored to the business's requirements.

05 / AI Automation

Automated Lead Follow-Up Systems

Customquoted per project

AI-powered follow-up sequences, CRM integrations, and automated nurture workflows that respond to new leads instantly — so no opportunity falls through the cracks. Built and priced to the business's sales process and tech stack.

Pricing reflects current 4thline.ai rates and is subject to change. Ad platform fees (Google Ads, Meta Ads) are billed at 20% of monthly ad spend on top of the listed management fee; ad spend itself is paid by the client directly to the platform. Website design, AI automation, and programmatic campaigns are scoped and quoted per project.

Build Your Estimate

See your investment in real time.

Pick a plan, set a monthly ad spend, and layer on add-ons — the estimate updates instantly. This is a planning tool, not an invoice; final scope is always confirmed on a strategy call.

1 Choose a growth plan

3 Add services

Ready to see where AI already ranks the business?

Book Your AI Growth Audit