Cross-Platform Coverage Checklist for Marketing Executives

Why you need a platform-by-platform checklist

"Optimize for AI visibility" is not actionable. "Ensure we are cited on all four major AI platforms for our top 10 buyer queries" is. This checklist gives marketing executives a concrete framework for auditing and expanding their cross-platform AI coverage.

Use this as a quarterly review tool. Run through each section, check the boxes, and identify your gaps.

Phase 1: Platform coverage audit

Baseline measurement checklist

• Identify your top 20 buyer queries (the questions prospects actually ask AI models about your category)
• Run each query on ChatGPT and record whether your brand is cited, and at what quality tier
• Run each query on Claude and record the same
• Run each query on Gemini and record the same
• Run each query on DeepSeek and record the same
• Calculate your coverage rate per platform (cited queries / total queries)
• Calculate your overall coverage rate (platforms with above 5% citation rate / 4)
• Record the date and model versions for reproducibility

Competitive audit checklist

• Identify which competitors appear in responses where you are absent
• Record competitor citation rates per platform for your top 20 queries
• Flag any competitor visible on platforms where you have zero presence
• Note which competitors earn primary recommendations vs. passing references
• Build a platform coverage matrix comparing your brand to the top 5 competitors

Your completed matrix should look something like this:

Phase 2: Platform-specific content requirements

Each AI platform has different content preferences. Meeting these requirements is how you close coverage gaps.

ChatGPT content checklist

• Publish structured how-to guides for your top buyer queries
• Include clear, specific product comparisons with named competitors
• Use numbered lists and step-by-step formats that ChatGPT extracts easily
• Ensure your product pages have clear feature descriptions with quantified claims
• Verify that your brand appears in relevant third-party comparison content
• Check that Bing-indexed content (ChatGPT's web search source) includes your brand prominently

Claude content checklist

• Create in-depth analysis content that goes beyond surface-level feature lists
• Publish nuanced evaluation content that discusses trade-offs honestly
• Build technical documentation that demonstrates deep domain expertise
• Ensure your content addresses complex, multi-factor decision questions
• Include detailed methodology explanations and supporting evidence for claims
• Create content that shows genuine expertise rather than marketing language

Gemini content checklist

• Verify that Google indexes your key content pages (Gemini pulls heavily from Google's index)
• Ensure strong Google Search presence for your target queries
• Publish content that directly answers common questions in your category
• Structure pages with clear headings and concise answer paragraphs
• Maintain fresh, regularly updated content (Gemini favors recency through web access)
• Build presence in Google-indexed third-party sources, reviews, and publications

DeepSeek content checklist

• Create technically detailed content with specific performance data and benchmarks
• Publish content in formats that are commonly included in open training datasets
• Ensure presence in technical communities and documentation sites
• Include concrete implementation details and integration information
• Build content with strong factual grounding and verifiable claims
• Address technical buyer personas specifically with architecture-level detail

Phase 3: Coverage gap closure

Prioritization checklist

• Rank platforms by the size of your coverage gap (biggest gap first)
• Rank platforms by buyer audience relevance (which platforms do your buyers use most)
• Cross-reference both rankings to create a prioritized platform list
• Set specific citation rate targets per platform for the next quarter
• Allocate content production resources proportional to gap size and audience importance

Content production checklist

• Map each coverage gap to a specific content need (what content would close this gap)
• Create a content calendar with platform-targeted pieces
• Assign each content piece a primary target platform based on that platform's content preferences
• Include cross-platform elements in every piece (structured data, clear claims, comparison context)
• Schedule content publication to align with known model training and update cycles where possible

Third-party presence checklist

• Audit your presence in industry review sites and comparison platforms
• Identify third-party publications where competitors appear but you do not
• Develop a PR and guest content strategy targeting sources that AI models cite frequently
• Ensure your brand appears in relevant Wikipedia articles, industry databases, and professional directories
• Monitor third-party mentions for accuracy and update requests where information is outdated

Phase 4: Ongoing monitoring

Monthly monitoring checklist

• Re-run your top 10 buyer queries across all four platforms
• Update your coverage matrix with current citation rates
• Flag any platform where your citation rate dropped by more than 3 percentage points
• Check for new competitors entering your citation landscape
• Review recently published content for citation performance by platform
• Update your query list if buyer questions have shifted based on market changes

Quarterly strategic review checklist

• Re-run the full 20-query audit across all platforms
• Compare current coverage to prior quarter with trend analysis
• Evaluate content effectiveness by platform (which content improved which platform)
• Adjust platform prioritization based on actual results
• Update citation rate targets for the next quarter
• Brief leadership on cross-platform coverage progress with competitive context

Implementation timeline

For marketing executives starting from limited cross-platform coverage, here is a realistic timeline.

Month 1: Complete the Phase 1 audit. You need to know where you stand before you can plan.

Months 2-3: Execute Phase 2 content requirements for your highest-priority platform gap. Focus on closing one platform gap at a time rather than spreading thin.

Month 3: Start Phase 3 gap closure for the second-priority platform while monitoring results from the first.

Months 4-6: Continue Phase 3 across remaining platforms. Begin Phase 4 monthly monitoring for all platforms.

Ongoing: Quarterly strategic reviews using the Phase 4 checklist. Adjust strategy based on competitive movement and platform changes.

At OnlyAEO, we run this full cross-platform audit through Gumshoe for every client, every month. We identify coverage gaps, build the content strategy to close them, and track citation improvements across all four platforms so marketing executives can see exactly where their investment is paying off.