Best AI Ad Agents for Performance Max
Performance Max campaigns span Search, YouTube, Display, Discover, Gmail, and Maps from a single campaign. Managing this complexity manually while competitors use AI tools around the clock can put you at a disadvantage. With Performance Max now widely adopted across Google Ads accounts, the question is no longer whether to use AI for campaign management, but which AI tools fit your workflow.
The challenge: Performance Max requires high-quality creative assets, audience signals, and conversion data while you manage budget pacing, negative keywords, and brand safety. Google says its 90+ Performance Max quality improvements in 2024 increased conversions and conversion value by more than 10%. Third-party AI agents can add cross-account automation, workflow customization, and additional analysis on top of Google's expanding native controls.
We analyzed four comprehensive Google Ads AI tool comparisons, tested tools against Performance Max-specific criteria, and checked pricing and features across 24 platforms. This guide covers the 15 best AI agents for Performance Max optimization. For marketers looking to maximize campaign results, pairing these AI agents with high-converting ad landing pages creates a complete optimization stack.
Key Takeaways
- Google's native AI is the baseline. Smart Bidding, Performance Max, and AI Max for Search provide important baseline automation without an additional software subscription
- Conversion volume affects stability. Smart Bidding can operate with limited historical data, but higher conversion volume generally produces more stable learning and performance measurement
- Execution models differ. Some agents execute changes on their own while others recommend changes for approval, so choose based on your team's capacity and risk tolerance
- Landing page quality shapes Performance Max results. Final URL expansion routes users to your pages, making conversion-focused landing pages essential
Why AI Ad Agents Matter for Performance Max
Performance Max launched in 2021 as Google's first AI-powered cross-channel campaign type. It has since become widely adopted, with Google reporting more than one million advertisers using it by April 2025.
The platform's automation handles bidding, audience targeting, and creative rotation. Performance Max remains more automated than traditional Search campaigns, although Google has significantly expanded native visibility through channel, search term, asset, placement, and cost reporting, along with campaign-level negative keywords and brand exclusions.
Third-party AI agents build on that foundation by providing:
- Asset-group analysis showing which creative combinations drive conversions
- Audience signal management guiding Performance Max toward high-intent prospects
- Negative keyword workflows helping prevent wasted spend on irrelevant queries
- Budget pacing automation keeping spend aligned with performance goals
- Landing page optimization so the pages Performance Max sends traffic to convert
These tools fall into distinct categories. Google's native AI provides the baseline. Full-stack platforms serve agencies managing multiple accounts. Autonomous agents execute decisions on their own. Specialized tools solve specific challenges like creative generation, ad testing, or landing pages.
1. Flint
Best For: B2B marketing teams that want Google Ads optimization connected to on-brand, conversion-focused landing pages
Free Trial: Not publicly listed; demos available through Flint's sales team
Starting Price: Custom pricing (software fee plus a percentage of Flint-optimized media spend)
Flint reads your Google Ads account, surfaces what's costing you conversions, from negative keywords to landing pages, and fixes issues when you approve. Because Flint also builds the landing pages your campaigns point to, it covers the post-click side that Final URL expansion and AI Max's page routing depend on. Flint offers two plans: Enterprise, where Flint guides and your team executes, and Enterprise 360, where Flint manages pages and media with progress reviews every two weeks. Flint-optimized media spend currently includes Google Search spend, with Performance Max not yet included and more channels on the way.
Key Features
- Google Ads Agent that reviews account data and recommends fixes, applied only after approval
- Built-in CRO capabilities, where Flint's agents are trained on the latest best practices of conversion rate optimization.
- Flint automatically captures core design tokens and visual patterns from an existing website and uses them as the foundation for generated pages
- Flint's MCP integration lets teams create, edit, and publish landing pages through natural conversation in Claude, Claude Code, and other MCP-compatible tools
- Flint's API triggers page creation from Clay, Airtable, Relay.app, Zapier, n8n, CRMs, and custom systems
Why It Made the List
Most Performance Max tools focus on the ad side. Flint connects ad account optimization with the landing pages that turn clicks into pipeline. In Flint's Graphite case study, Graphite reduced CAC by 50% using Flint-built ad pages and influenced seven figures of ARR. LangChain built 17 landing pages in roughly two hours and later applied its rebrand across its Flint pages in a separate few-hour session. These are customer-specific results rather than typical outcomes.
2. Performance Max
Best For: Advertisers wanting reach across Google's inventory from one campaign
Free Plan: No additional cost beyond Google Ads spend
Starting Price: Ad spend only
Performance Max gives advertisers access across Search, YouTube, Display, Discover, Gmail, Maps, and Search Partners from a single campaign, making it a strong choice for advertisers wanting broad exposure without managing separate campaigns for each channel.
Key Features
- Cross-channel inventory access from a single campaign
- AI-powered bidding using Smart Bidding with real-time auction signals
- Automated asset generation and testing for text, images, and video
- Native channel, search term, asset, and placement reporting, plus campaign-level negative keywords and brand exclusions
Why It Made the List
Google reports that Rothy's grew conversions by 60% and revenue by 59% using Performance Max, and that Discovery+ achieved a 21% decrease in CPA compared with its previous non-branded search campaigns. With expanded native reporting, Performance Max is a stronger foundation than ever for the tools below to build on.
3. AI Max for Search
Best For: Advertisers wanting Performance Max-style automation within Search campaigns
Free Plan: No additional cost for existing Google Ads users
Starting Price: Ad spend only
Google introduced AI Max for Search in May 2025, with global beta rollout beginning that month, and it has continued expanding since then. AI Max is designed to reach relevant queries beyond an advertiser's existing keyword list using broad match and keywordless technologies, while keeping Search campaign controls in place.
Key Features
- Search term matching that expands beyond keywords using broad match and keywordless technology
- Auto-generated headlines and descriptions drawn from landing page content
- Final URL expansion that routes users to the most relevant page for their search
Why It Made the List
Google reports that advertisers activating AI Max typically see 14% more conversions or conversion value at similar CPA/ROAS, with a 27% typical uplift for campaigns heavily reliant on exact and phrase match. Google also reports a 2x conversion rate improvement for L'Oréal. Because AI Max pulls copy and routes traffic based on your landing pages, page quality directly affects its results.
4. Optmyzr
Best For: PPC agencies managing multiple Performance Max campaigns across client accounts
Free Trial: Available on Essentials and Premium, no credit card required
Starting Price: Spend-tiered plans; Enterprise uses custom pricing
Optmyzr offers extensive Performance Max analysis, automation, reporting, and multi-account management for agencies. Co-founder Frederick Vallaeys was one of Google's first 500 employees, spent nearly a decade working on AdWords, and served as Google's AdWords Evangelist.
Key Features
- Rule Engine enabling no-code custom automation (for example, "if CPA exceeds $50 for 3 days, cut bid 15%")
- Performance Max tooling with asset-group analysis, audience signal management, and granular reporting
- Multi-account MCC management with agency reporting and white-labeling
Why It Made the List
Optmyzr's rule-based automation executes changes on the conditions you set, which gives agencies real automation with clear control. Its founders' long history with AdWords shows in the depth of its Google Ads tooling.
5. Ryze AI
Best For: Advertisers wanting autonomous campaign management with flat pricing
Free Trial: 7-day free trial
Starting Price: Paid Ads Autopilot at $89/month
Ryze positions Paid Ads Autopilot as an autonomous system that executes campaign and budget changes 24/7, with cross-platform paid ad management across Google, Meta, TikTok, and LinkedIn.
Key Features
- Autonomous execution that adjusts bids, reallocates budgets, and manages negative keywords 24/7
- Cross-platform paid ad management across Google, Meta, TikTok, and LinkedIn
- Flat pricing model regardless of ad spend volume
Why It Made the List
Ryze says first bid adjustments happen within hours of connecting an account and reports strong ROAS results based on its internal data. Flat pricing keeps costs predictable as spend grows, and the trial lets teams validate those results on their own accounts.
6. AdCreative.ai
Best For: Teams needing high-volume creative assets for Performance Max campaigns
Free Trial: 7-day free trial; payment information required at signup
Starting Price: Credit-based paid plans
A single Performance Max asset group can use up to 15 headlines, multiple descriptions, and images in various aspect ratios. Manually creating and testing all of these is impractical, and AdCreative.ai addresses this volume challenge.
Key Features
- AI-powered asset generation covering headlines, descriptions, images, and video
- Creative Scoring AI that estimates relative performance potential, including likely CTR and conversion strength, before launch
- Bulk generation of many creative variants in a single session
- Direct Google Ads integration with a compliance checker
Why It Made the List
Performance Max rewards asset variety. AdCreative.ai helps teams produce that variety quickly, and its predictive scoring helps prioritize which assets to test first.
7. Adalysis
Best For: Teams running many ad groups that need automated RSA testing and audits
Free Trial: 30 days
Starting Price: From $149/month
Adalysis specializes in ad testing and account auditing. The platform continuously monitors RSA performance, calls statistical winners and losers, and recommends which assets to keep, pause, or replace.
Key Features
- Automated RSA (Responsive Search Ad) testing with statistical significance detection
- Quality Score tracking and account-level audits with 100+ prebuilt checks
- Search term analysis and n-gram negative keyword discovery
- Budget tracking, budget projections, automated budget adjustments, and bid management tools
Why It Made the List
For teams running large numbers of ad groups, automated testing replaces hours of manual rotation analysis. A daily email digest surfaces the highest-impact changes, and its budget and bid tools round out the platform.
8. Opteo
Best For: Solo marketers and freelancers wanting quick wins without complexity
Free Trial: 14 days
Starting Price: Basic at $129/month
Opteo focuses on simplicity and impact projection. The platform intentionally uses a minimal interface, distilling everything into a prioritized feed rather than a complex toolkit.
Key Features
- One-click improvements with projected impact shown for each recommendation
- Prioritized feed format designed for short daily optimization sessions
- Performance Max optimization suggestions
- Slack integration pushing improvements to where teams already work
Why It Made the List
Each recommendation shows projected impact, enabling data-driven prioritization of which changes to implement first. For solo marketers, that keeps optimization manageable without a complex rule engine.
9. Ask Advisor
Best For: Advertisers wanting a conversational AI assistant built into Google Ads
Free Plan: Included in Google Ads at no additional cost
Starting Price: Ad spend only
Ask Advisor is an agentic Google Ads assistant, built with Gemini and launched in beta in 2025, that can analyze performance, prepare changes, and implement supported actions after advertiser approval.
Key Features
- Conversational analysis of account performance changes
- Prepares supported changes such as pausing campaigns, changing locations, and updating budgets, implemented with your approval
- Suggests new text and creatives for Performance Max campaigns
- Contextual troubleshooting for performance and ads policy issues
Why It Made the List
Ask Advisor reflects Google's direction toward agentic tools inside Google Ads. Because it lives in the platform, it's an easy starting point for teams that want conversational help without adding another vendor.
10. Adzooma
Best For: Small businesses and freelancers with smaller ad budgets
Free Plan: Yes, forever-free tier with monthly performance audits
Starting Price: Silver and Gold paid tiers add weekly and daily analysis
Adzooma offers a useful forever-free tier with monthly performance audits and optimization recommendations; paid tiers add more frequent analysis and additional agency features. Recommendations are ranked, and users choose which ones to apply.
Key Features
- Adzooma Score providing account health grading across 50+ checks
- Performance Max audit with asset, audience, and budget suggestions
- Manages Google, Meta, and Microsoft Ads from a single dashboard
Why It Made the List
For teams that can't yet justify a paid tool, Adzooma provides a practical safety net with regular health checks and Performance Max-specific suggestions.
11. Blobr.io
Best For: E-commerce businesses spending on Google Ads
Free Trial: Not publicly listed
Starting Price: Listed on Blobr's pricing page
Blobr.io uses an agent-based architecture with multiple specialized AI agents rather than a single-tool approach, covering account auditing, ad copy, keywords, bids, budgets, and landing pages.
Key Features
- 24/7 account auditing with actionable ROAS insights
- Keyword and ad copy optimization agents
- Bid analysis and budget recommendations
- Landing page optimization checking alignment with ads and keywords
- Ready-to-upload bulk edit files
Why It Made the List
Blobr's specialized agents cover a wide range of daily account tasks, and its landing page alignment checks address a factor that directly affects Performance Max results.
12. Birch
Best For: Teams running Performance Max alongside Meta and TikTok campaigns
Free Trial: Not publicly listed
Starting Price: Listed on Birch's pricing page
Birch (formerly Revealbot) specializes in rule-based cross-platform automation. The platform applies the same automation rules across Google, Meta, Snapchat, and TikTok from one place.
Key Features
- Visual automation builder with nested AND/OR logic
- 20+ actions within a single automation, plus external metrics
- Checks running as often as every 15 minutes
- Real-time email and Slack notifications, with logs explaining why rules fired
Why It Made the List
Birch gives cross-channel teams one rules engine for budget scaling and pacing, with detailed automation logs for transparency.
13. GROAS
Best For: Businesses wanting a managed AI service without building an in-house team
Free Trial: Not publicly listed; $0 onboarding fee
Starting Price: Custom pricing through an application process
GROAS uses multiple specialized AI agents, including Conversion Copy, Budgeting, Search Intent, and Optimization agents. GROAS says its engine is trained on more than $500B in profitable search ad spend and describes its Optimization Agent as running thousands of simultaneous tests.
Key Features
- Conversion Copy agents for ad text
- Search Intent agents that map queries to specific brand offers
- Budgeting and Optimization agents for ongoing account changes
Why It Made the List
Application-based access with custom scoping sets GROAS apart from self-serve tools. This managed approach suits businesses that want hands-off management without building internal capabilities.
14. Adsroid
Best For: Teams preferring conversational management over dashboard navigation
Free Plan: Yes, with one ad platform connection
Starting Price: Paid tiers unlock advanced features
Adsroid enables campaign management by talking to it rather than clicking through dashboards, through a web app or Slack. Alerts and digests by email or Slack cover zero-impression ads, conversion issues, and CPC spikes.
Key Features
- Text or voice conversational AI agent via web app or Slack
- Copilot automation with control levels from manual suggestions to full automation
- Ad Radar scanning Google, Bing, and Meta for active competitor ads
- Cross-platform reporting with auto-generated Google Slides
Why It Made the List
Adsroid's adjustable Copilot levels let teams choose how much control to retain, and its free plan makes it easy to try.
15. PPC Rush
Best For: Agencies needing rapid diagnostic auditing with white-label reports
Free Trial: Not publicly listed
Starting Price: Listed on PPC Rush's pricing page
PPC Rush says its recommendations draw on historical data from 4,500+ Google Ads accounts and more than 500 million analyzed search terms, so audits compare your account against a broad performance database rather than analyzing it in isolation.
Key Features
- Account-level audits benchmarked against its performance database
- Wasted spend detection with targeted action suggestions and automated alerts
- Search term and keyword analysis highlighting high-intent and budget-draining queries
- AI-powered ad copy suggestions drawn from performance data
Why It Made the List
White-labeling and exportable reports make PPC Rush particularly useful for agencies presenting findings to clients.
Final Verdict: Complete Your Performance Max Stack with Quality Landing Pages
The AI agents above optimize bidding, creative, and targeting. But Performance Max results ultimately depend on where users land after clicking. Final URL expansion and AI Max's page routing both rely on high-quality, conversion-focused destinations.
This creates a two-layer optimization approach: campaign tools handle the ad side, while landing page platforms handle the conversion side. Flint covers both for Google Ads teams, pairing approval-based ad account fixes with on-brand landing pages built for each campaign.
- Ad and landing page optimization together: Flint
- Google's native foundation: Performance Max, AI Max for Search, and Ask Advisor
- Agency automation: Optmyzr
- Autonomous, flat-priced management: Ryze AI
- Creative volume: AdCreative.ai
- Ad testing and audits: Adalysis or PPC Rush
- Simple, low-cost optimization: Opteo or Adzooma
- Cross-channel rules: Birch
- Managed service: GROAS
- Conversational management: Adsroid
Frequently Asked Questions
How do AI ad agents specifically improve Performance Max campaign results?
AI ad agents build on Google's native Performance Max reporting with cross-account automation, workflow customization, and additional analysis. They analyze asset-group performance, help manage audience signals, automate negative keyword workflows, and pace budgets. Some, like Flint, also optimize the landing pages Performance Max sends traffic to.
What minimum conversion volume do I need for AI tools to be effective?
Smart Bidding can operate with limited historical data, but higher conversion volume generally produces more stable learning and performance measurement. Google recommends evaluating Smart Bidding over periods with at least 30 conversions, or 50 for Target ROAS; specific eligibility requirements vary by campaign and bid strategy.
Should I choose autonomous execution or recommendation-only tools?
This depends on your team's capacity and risk tolerance. Autonomous tools like Ryze AI execute changes 24/7, which saves time but requires trusting AI decision-making. Approval-based tools like Flint, Opteo, and Ask Advisor give you more control but require more of your time. Misconfigured automation can overspend budgets quickly, so start with approval-required settings when testing new platforms.
How does landing page quality affect Performance Max performance?
Performance Max's Final URL expansion and AI Max's page routing both depend on having quality landing pages to send traffic to. Poor landing pages waste ad spend regardless of how well campaigns are optimized. In Flint's Graphite case study, Graphite reported a 50% CAC reduction using targeted Flint-built ad pages.
What's the difference between flat pricing and percentage-of-spend models?
Flat pricing charges the same regardless of ad spend. Percentage-of-spend models increase as your budget grows. At larger monthly spends, flat pricing can cost less than percentage-based alternatives, while smaller advertisers may find percentage models more affordable since costs scale with budget. Evaluate both based on your current and projected ad spend.
