The Challenge: Slow Performance Reporting

Modern marketing teams run dozens of campaigns across search, social, programmatic, email, and more. Yet when it comes to marketing performance reporting, many still wait days or even weeks for analysts to pull data, build dashboards, and interpret results. By the time a performance deck arrives, the campaign has already chewed through budget, and any optimization potential is largely gone.

Traditional reporting workflows rely on manual data exports from each channel, spreadsheet wrangling, and overbooked analytics teams crafting slide decks. That model breaks down once you manage multiple markets, audiences, and creative variants. Even with BI tools, someone still has to define queries, explore anomalies, and translate numbers into clear recommendations. The result is a chronic lag between what’s happening in your campaigns and what your team actually sees.

The business impact is significant. Underperforming campaigns keep spending for days longer than they should. High-performing segments don’t get additional budget fast enough. Channel mixes are adjusted based on stale data, not live performance. Over a year, this often adds up to six- or seven-figure inefficiencies in media spend, plus lost learning speed: your competitors who iterate faster on insights simply out-optimize you.

The good news: this is a solvable problem. AI models like Claude can now analyze large CSV exports, dashboards, and campaign logs in minutes and surface anomalies, patterns, and next-best actions without waiting on a reporting queue. At Reruption, we’ve seen how an AI-first analytics approach can shift marketing from reactive reporting to proactive optimization. In the rest of this page, you’ll find practical, concrete guidance on how to use Claude to accelerate your reporting and decision cycles.

Need a sparring partner for this challenge?

Let's have a no-obligation chat and brainstorm together.

Innovators at these companies trust us:

Our Assessment

A strategic assessment of the challenge and high-level tips how to tackle it.

From Reruption’s hands-on work building AI analytics workflows and internal tools, we’ve seen a clear pattern: the teams that win with AI don’t just bolt a chatbot onto their existing reporting process. They deliberately re-design how marketing performance reporting works end-to-end, with tools like Claude at the center of daily decision-making instead of at the edge as a toy. Our perspective: Claude should become the always-on analyst that helps marketers move from static reports to continuous, AI-assisted optimization.

Redesign Reporting Around Decisions, Not Dashboards

Before you throw Claude at your exports, clarify which marketing decisions you want to accelerate: daily budget shifts, creative rotations, bid adjustments, or channel rebalancing. Slow performance reporting is often a symptom of unclear decision ownership and thresholds, not just missing tools. If your team doesn’t know what they’ll do with faster insights, AI will simply generate more sophisticated noise.

Define a small set of recurring decisions and the questions that precede them (e.g., “Which ad sets should lose budget today?”, “Which campaigns show early signs of fatigue?”). Then design your use of Claude for marketing analytics around answering exactly those questions from your raw data. This focus ensures that AI-generated summaries directly feed actions, not more slide decks.

Treat Claude as a Virtual Performance Analyst

The biggest strategic shift is mindset: Claude is not a magic dashboard generator; it’s a virtual performance analyst that can read, summarize, and compare large data tables at speed. That means you should think in terms of workflows (“our analyst reviews yesterday’s data, flags anomalies, and proposes actions”) and then assign those steps to Claude where possible.

Give Claude structured instructions: what KPIs matter, what “good” and “bad” look like, which segments are strategic, and how to prioritize findings. Over time, you can standardize these expectations into prompt templates that your marketers reuse. This elevates Claude from ad-hoc assistant to part of your core marketing analytics operating system.

Align Analysts and Marketers on AI Collaboration

Fast reporting isn’t just a tooling challenge; it’s a collaboration challenge. Analysts may fear being bypassed, while marketers may not trust AI-only recommendations. Strategically, you want Claude to handle the heavy lifting on data analysis, while human experts validate models, define guardrails, and focus on deeper investigations.

Agree on a division of labor: Claude produces daily and intraday summaries from standardized exports; analysts design the metrics, QA the logic, and maintain prompts; marketers consume the outputs and execute actions. This alignment reduces reporting bottlenecks without sacrificing quality or governance.

Build for Explainability and Auditability

In a marketing context, shifting budget based on AI insights demands trust. If Claude simply says “Cut spend on Campaign X by 30%” without explaining why, adoption will stall. Strategically, you should design your Claude reporting setup to always explain reasoning, reference concrete rows or segments, and provide both short and detailed views.

Ask Claude to show the exact metrics and comparisons that led to a recommendation (“which campaigns, which dates, which segments”). Store key outputs and prompts so you can later reconstruct how a decision was made. That structure also helps with internal reviews and training new team members on AI-assisted workflows.

Start with a Narrow Pilot, Then Standardize

Instead of trying to automate your entire reporting universe, start with a narrow but impactful slice—e.g., paid social performance reporting or “yesterday’s cross-channel performance summary.” Use Claude to automate just that one reporting artifact end to end: data export format, prompt, summary structure, and follow-up questions.

Once this pilot consistently saves time and improves reaction speed, you can standardize the approach, templatize prompts, and expand to other channels and markets. This phased roll-out limits risk and makes it easier to show tangible ROI to stakeholders who control budgets and governance.

Used deliberately, Claude can compress marketing performance reporting cycles from days to hours, turning raw exports into clear recommendations that marketers actually use. The key is to design the workflow around decisions, trust, and collaboration—not just around another dashboard. With Reruption’s focus on AI engineering and our Co-Preneur approach, we help teams embed Claude directly into their marketing operations, from first proof-of-concept to a reliable, repeatable reporting engine. If you want to explore what this could look like for your team, we’re ready to work with you on a concrete, testable setup rather than another slide deck.

Need help implementing these ideas?

Feel free to reach out to us with no obligation.

Real-World Case Studies

From Fintech to Banking: Learn how companies successfully use Claude.

Klarna

Fintech

Klarna, a leading fintech BNPL provider, faced enormous pressure from millions of customer service inquiries across multiple languages for its 150 million users worldwide. Queries spanned complex fintech issues like refunds, returns, order tracking, and payments, requiring high accuracy, regulatory compliance, and 24/7 availability. Traditional human agents couldn't scale efficiently, leading to long wait times averaging 11 minutes per resolution and rising costs. Additionally, providing personalized shopping advice at scale was challenging, as customers expected conversational, context-aware guidance across retail partners. Multilingual support was critical in markets like US, Europe, and beyond, but hiring multilingual agents was costly and slow. This bottleneck hindered growth and customer satisfaction in a competitive BNPL sector.

Lösung

Klarna partnered with OpenAI to deploy a generative AI chatbot powered by GPT-4, customized as a multilingual customer service assistant. The bot handles refunds, returns, order issues, and acts as a conversational shopping advisor, integrated seamlessly into Klarna's app and website. Key innovations included fine-tuning on Klarna's data, retrieval-augmented generation (RAG) for real-time policy access, and safeguards for fintech compliance. It supports dozens of languages, escalating complex cases to humans while learning from interactions. This AI-native approach enabled rapid scaling without proportional headcount growth.

Ergebnisse

  • 2/3 of all customer service chats handled by AI
  • 2.3 million conversations in first month alone
  • Resolution time: 11 minutes → 2 minutes (82% reduction)
  • CSAT: 4.4/5 (AI) vs. 4.2/5 (humans)
  • $40 million annual cost savings
  • Equivalent to 700 full-time human agents
  • 80%+ queries resolved without human intervention
Read case study →

AstraZeneca

Healthcare

In the highly regulated pharmaceutical industry, AstraZeneca faced immense pressure to accelerate drug discovery and clinical trials, which traditionally take 10-15 years and cost billions, with low success rates of under 10%. Data silos, stringent compliance requirements (e.g., FDA regulations), and manual knowledge work hindered efficiency across R&D and business units. Researchers struggled with analyzing vast datasets from 3D imaging, literature reviews, and protocol drafting, leading to delays in bringing therapies to patients. Scaling AI was complicated by data privacy concerns, integration into legacy systems, and ensuring AI outputs were reliable in a high-stakes environment. Without rapid adoption, AstraZeneca risked falling behind competitors leveraging AI for faster innovation toward 2030 ambitions of novel medicines.

Lösung

AstraZeneca launched an enterprise-wide generative AI strategy, deploying ChatGPT Enterprise customized for pharma workflows. This included AI assistants for 3D molecular imaging analysis, automated clinical trial protocol drafting, and knowledge synthesis from scientific literature. They partnered with OpenAI for secure, scalable LLMs and invested in training: ~12,000 employees across R&D and functions completed GenAI programs by mid-2025. Infrastructure upgrades, like AMD Instinct MI300X GPUs, optimized model training. Governance frameworks ensured compliance, with human-in-loop validation for critical tasks. Rollout phased from pilots in 2023-2024 to full scaling in 2025, focusing on R&D acceleration via GenAI for molecule design and real-world evidence analysis.

Ergebnisse

  • ~12,000 employees trained on generative AI by mid-2025
  • 85-93% of staff reported productivity gains
  • 80% of medical writers found AI protocol drafts useful
  • Significant reduction in life sciences model training time via MI300X GPUs
  • High AI maturity ranking per IMD Index (top global)
  • GenAI enabling faster trial design and dose selection
Read case study →

Commonwealth Bank of Australia (CBA)

Banking

As Australia's largest bank, CBA faced escalating scam and fraud threats, with customers suffering significant financial losses. Scammers exploited rapid digital payments like PayID, where mismatched payee names led to irreversible transfers. Traditional detection lagged behind sophisticated attacks, resulting in high customer harm and regulatory pressure. Simultaneously, contact centers were overwhelmed, handling millions of inquiries on fraud alerts and transactions. This led to long wait times, increased operational costs, and strained resources. CBA needed proactive, scalable AI to intervene in real-time while reducing reliance on human agents.

Lösung

CBA deployed a hybrid AI stack blending machine learning for anomaly detection and generative AI for personalized warnings. NameCheck verifies payee names against PayID in real-time, alerting users to mismatches. CallerCheck authenticates inbound calls, blocking impersonation scams. Partnering with H2O.ai, CBA implemented GenAI-driven predictive models for scam intelligence. An AI virtual assistant in the CommBank app handles routine queries, generates natural responses, and escalates complex issues. Integration with Apate.ai provides near real-time scam intel, enhancing proactive blocking across channels.

Ergebnisse

  • 70% reduction in scam losses
  • 50% cut in customer fraud losses by 2024
  • 30% drop in fraud cases via proactive warnings
  • 40% reduction in contact center wait times
  • 95%+ accuracy in NameCheck payee matching
Read case study →

Stanford Health Care

Healthcare

Stanford Health Care, a leading academic medical center, faced escalating clinician burnout from overwhelming administrative tasks, including drafting patient correspondence and managing inboxes overloaded with messages. With vast EHR data volumes, extracting insights for precision medicine and real-time patient monitoring was manual and time-intensive, delaying care and increasing error risks. Traditional workflows struggled with predictive analytics for events like sepsis or falls, and computer vision for imaging analysis, amid growing patient volumes. Clinicians spent excessive time on routine communications, such as lab result notifications, hindering focus on complex diagnostics. The need for scalable, unbiased AI algorithms was critical to leverage extensive datasets for better outcomes.

Lösung

Partnering with Microsoft, Stanford became one of the first healthcare systems to pilot Azure OpenAI Service within Epic EHR, enabling generative AI for drafting patient messages and natural language queries on clinical data. This integration used GPT-4 to automate correspondence, reducing manual effort. Complementing this, the Healthcare AI Applied Research Team deployed machine learning for predictive analytics (e.g., sepsis, falls prediction) and explored computer vision in imaging projects. Tools like ChatEHR allow conversational access to patient records, accelerating chart reviews. Phased pilots addressed data privacy and bias, ensuring explainable AI for clinicians.

Ergebnisse

  • 50% reduction in time for drafting patient correspondence
  • 30% decrease in clinician inbox burden from AI message routing
  • 91% accuracy in predictive models for inpatient adverse events
  • 20% faster lab result communication to patients
  • Improved autoimmune detection by 1 year prior to diagnosis
Read case study →

Visa

Payments

The payments industry faced a surge in online fraud, particularly enumeration attacks where threat actors use automated scripts and botnets to test stolen card details at scale. These attacks exploit vulnerabilities in card-not-present transactions, causing $1.1 billion in annual fraud losses globally and significant operational expenses for issuers. Visa needed real-time detection to combat this without generating high false positives that block legitimate customers, especially amid rising e-commerce volumes like Cyber Monday spikes. Traditional fraud systems struggled with the speed and sophistication of these attacks, amplified by AI-driven bots. Visa's challenge was to analyze vast transaction data in milliseconds, identifying anomalous patterns while maintaining seamless user experiences. This required advanced AI and machine learning to predict and score risks accurately.

Lösung

Visa developed the Visa Account Attack Intelligence (VAAI) Score, a generative AI-powered tool that scores the likelihood of enumeration attacks in real-time for card-not-present transactions. By leveraging generative AI components alongside machine learning models, VAAI detects sophisticated patterns from botnets and scripts that evade legacy rules-based systems. Integrated into Visa's broader AI-driven fraud ecosystem, including Identity Behavior Analysis, the solution enhances risk scoring with behavioral insights. Rolled out first to U.S. issuers in 2024, it reduces both fraud and false declines, optimizing operations. This approach allows issuers to proactively mitigate threats at unprecedented scale.

Ergebnisse

  • $40 billion in fraud prevented (Oct 2022-Sep 2023)
  • Nearly 2x increase YoY in fraud prevention
  • $1.1 billion annual global losses from enumeration attacks targeted
  • 85% more fraudulent transactions blocked on Cyber Monday 2024 YoY
  • Handled 200% spike in fraud attempts without service disruption
  • Enhanced risk scoring accuracy via ML and Identity Behavior Analysis
Read case study →

Best Practices

Successful implementations follow proven patterns. Have a look at our tactical advice to get started.

Standardize Channel Exports for Claude-Friendly Inputs

Claude is powerful with large tables, but you’ll get the best results if your marketing data exports follow consistent schemas. Align your paid search, paid social, display, and email exports on a common set of columns where possible: date, campaign, ad group/ad set, creative ID, audience, spend, impressions, clicks, conversions, revenue, and key quality metrics (CPC, CPA, ROAS).

Work with your analytics or ops team to define a single CSV template per channel that can be generated daily. Avoid highly nested structures, unnecessary text fields, or excessive columns that Claude doesn’t need for performance analysis. The simpler and more consistent your exports, the more accurately Claude can compare performance across campaigns and days.

Create a Reusable Claude Prompt for Daily Performance Summaries

Turn your ideal daily report into a reusable Claude prompt template that any marketer can use. The goal: paste yesterday’s CSV exports (or attach them), run the prompt, and receive a structured, decision-ready summary every morning.

Example prompt:
You are a senior marketing performance analyst.
You receive daily CSV exports from multiple channels with these columns:
- date, channel, campaign, ad_set/ad_group, creative_id, audience
- impressions, clicks, spend, conversions, revenue
- cpc, cpa, ctr, roas

Tasks:
1) Validate the data: check for missing or obviously wrong values and note them.
2) Provide a high-level performance summary vs. the previous 7-day average.
3) Identify the top 5 underperforming campaigns that likely need budget cuts.
4) Identify the top 5 overperforming campaigns that could receive more budget.
5) Flag any anomalies or sudden changes in CTR, CPA, or ROAS.
6) Suggest 3-5 concrete optimization actions with rationale.

Output structure (use headings and bullet points):
- Data Quality Check
- High-Level Summary
- Underperformers (with metrics)
- Overperformers (with metrics)
- Anomalies & Risks
- Recommended Actions

Save and refine this prompt over time based on feedback from marketers and analysts. This creates a consistent “AI analyst” voice that the team can trust.

Use Claude to Drill into Underperformers and Root Causes

Beyond summaries, use Claude to quickly explore why a campaign or ad set is underperforming. After running your daily summary, paste or attach filtered exports for a problematic segment (e.g., a specific campaign in one market) and ask Claude to look for patterns by device, placement, audience, or creative.

Example prompt:
You are helping diagnose underperformance.
I have attached a CSV filtered to Campaign = "Spring_Sale_Search_DE" for the last 10 days.

Tasks:
1) Compare the last 3 days vs. the previous 7 days for key KPIs: clicks, cpc, cpa, conversions.
2) Break down performance by device, audience, and keyword (or ad set/ad group) and identify what changed.
3) Highlight 3-5 likely causes of higher CPA or lower ROAS.
4) Propose specific optimization ideas (e.g., pause certain keywords, adjust bids, refine audiences).

This type of targeted analysis replaces hours of manual pivot-table work and helps marketers move faster from symptom to root cause to concrete action.

Generate Executive-Ready Summaries from Raw Dashboards

Senior stakeholders don’t need every row; they need the story. You can export key views from your BI tool or channel dashboards (or copy the relevant tables) and ask Claude to transform them into a concise, executive-ready marketing performance report with clear narrative and implications.

Example prompt:
You are preparing a weekly performance update for the CMO.
Input: performance tables from our BI dashboard for last week vs. the prior 3-week average.

Tasks:
1) Summarize overall performance in <150 words in non-technical language.
2) Highlight 3 key wins and 3 key issues, with simple metrics.
3) Explain what changed in channel mix, audience, or creative strategy.
4) List 3 decisions the CMO should be aware of (e.g., budget shifts, tests starting/stopping).
5) Suggest 2-3 risks to watch next week.

This reduces time spent crafting slide decks and ensures leadership receives consistent, data-backed stories even when analytics resources are stretched.

Set Up a Simple QA Loop Between Claude and Analysts

To build trust, implement a basic QA workflow: analysts periodically review Claude’s outputs, correct misinterpretations, and refine prompts. Once a week, have Claude produce a summary and then ask an analyst to check a sample of claims directly against the underlying data.

Example prompt for QA improvement:
You are reviewing your own previous report.
I will paste parts of your last summary and the corresponding raw data.
Where your previous conclusions were off or incomplete, explain why and update your reasoning.
Then propose 3 prompt changes that would reduce such errors in the future.

This loop steadily improves your Claude-based reporting without large upfront investments in custom models. Over time, you’ll converge on prompts and data structures that consistently produce reliable insights.

Automate the Routine, Reserve Humans for Edge Cases

Use Claude to fully handle the routine 80% of reporting: daily summaries, anomaly flags, and simple budget shift suggestions. Clearly mark any outputs that cross pre-defined thresholds (e.g., “CPA up >30% vs. 7-day average”) and route those to human analysts or senior marketers for final decisions.

Define simple rules: “If recommended budget shift <10%, marketers can act; >10% requires analyst review.” Ask Claude to separate low- and high-impact recommendations in its output. This way, you get faster action on small optimizations while still having human oversight on bigger changes.

Expected outcome: Marketing teams can realistically cut the time spent on manual reporting and root-cause exploration by 30–50%, while reducing the lag between performance shifts and concrete actions from days to hours. That time and speed can be re-invested into strategy, experimentation, and creative work that actually drives growth.

Need implementation expertise now?

Let's talk about your ideas!

Frequently Asked Questions

Claude accelerates marketing performance reporting by taking over the heavy analysis work on your raw data exports. Instead of analysts manually joining tables, building pivot tables, and writing commentary, you upload CSVs or dashboard tables to Claude, provide a well-designed prompt, and receive structured summaries, anomalies, and recommendations in minutes.

This doesn’t replace your analytics team; it augments them. Analysts define metrics, thresholds, and prompts, while Claude handles the repetitive daily analysis and first-pass insights. The result is faster reporting cycles, less manual effort, and more time for deeper strategic work.

You typically need three ingredients: standardized data exports, clear decision workflows, and a set of robust prompts. Practically, that means aligning on CSV formats across your main channels, agreeing on which KPIs and time windows matter for daily/weekly decisions, and working with someone who can translate your current reports into Claude prompt templates.

From a skills perspective, you don’t need data scientists for the first step—marketers and analysts who understand the campaigns can usually drive this, with some support on data extraction and governance. Reruption often starts with a focused pilot (e.g., paid social daily reporting) and then scales the approach once it’s proven.

For most teams, you can see tangible impact within a few weeks. In the first 1–2 weeks, you define export templates, design initial prompts, and run Claude in parallel with your existing reports to benchmark quality. Within 3–4 weeks, it’s realistic to have at least one Claude-powered reporting workflow in regular use, such as daily performance summaries and anomaly flags.

Full adoption across channels and markets takes longer, especially if you have complex governance or many stakeholders. But you don’t need to wait for a big transformation; even one reliable AI-generated daily report can materially reduce the lag between performance changes and budget decisions.

The direct cost of using Claude for marketing analytics is generally low compared to media budgets and analyst salaries. The main ROI comes from two areas: reduced manual effort and better, faster budget allocation. If Claude helps you catch underperforming campaigns a few days earlier, or identify high-ROAS segments to scale faster, the media savings and incremental revenue can easily outweigh AI usage costs.

We typically advise teams to track a few simple metrics: hours saved on reporting per month, time-to-decision (from data availability to action), and performance deltas on campaigns that are actively managed with Claude’s insights vs. those that aren’t. This makes the ROI discussion concrete rather than theoretical.

Reruption supports teams end-to-end, from idea to a working AI reporting workflow. With our AI PoC offering (9,900€), we can quickly validate a specific use case like “Claude-generated daily performance reports from our channel exports” in a functioning prototype—instead of debating it in presentations.

We apply our Co-Preneur approach by embedding with your marketing and analytics teams, defining the use case, designing data exports, crafting and iterating prompts, and setting up governance so that Claude becomes a reliable part of your reporting stack. Beyond the PoC, our engineering and strategy capabilities help you move from a successful prototype to a robust, scalable solution that fits your existing tools and compliance requirements.

Contact Us!

0/10 min.

Contact Directly

Your Contact

Philipp M. W. Hoffmann

Founder & Partner

Address

Reruption GmbH

Falkertstraße 2

70176 Stuttgart

Social Media