Cannes Lions 2026

Cannes Lions 2026 - Day 2 AI Report

Useful AI Needs Human Proof

Day 2 moved AI from spectacle into usefulness, enterprise change, brand endurance, human insight, people intelligence, and craft where technology serves the idea instead of replacing it.

23 June 2026 Useful ads People intelligence Brand architecture Human proof

Executive Read

The Thesis

Tuesday's AI story was not a sequel to Monday's brand-DNA argument. It was a practical test: can AI make advertising more useful, make enterprise work more capable, make archives more legible, and make creative teams faster without erasing the human source of trust?

OpenAI framed ads around usefulness and intent. P&G framed AI as a turbocharger for human brand building. Dentsu put people intelligence beside artificial intelligence. Meta and Estee Lauder used AI to see the structure behind icons, then gave the final choice back to brand leaders and communities.

The strongest warning came from the same evidence: AI can amplify, analyze, and accelerate, but it does not originate trust, lived experience, taste, community meaning, or a brand's point of view. Those remain the control layer.

1recurring test: is the AI useful to people?
2required intelligences: AI and people intelligence
0support for AI as a substitute for judgment

What Repeated

Five Day 2 AI Takeaways

The Tuesday material made AI operational, but every credible case paired it with human evidence, clear leadership, community validation, or craft discipline.

Usefulness Replaced Interruption

OpenAI's ads discussion stressed relevance, flow, commercial intent, and assistance over attention-grabbing formats.

Enterprise AI Is A Leadership Job

The maturity curve runs through literacy, shared agents, embedded workflows, CEO sponsorship, and platform thinking.

AI Reads Memory, People Choose Meaning

MuseSpark made icon patterns visible, but the architecture choice still sits with human leaders and communities.

Robots Amplify Brand Voices

P&G's argument was clear: AI can multiply volume, variety, and velocity, but brand, expert, and consumer voices start with people.

Sameness Is The Default Risk

Dentsu named AI-era sameness as a core challenge and answered it with curiosity, trust, client centricity, and people intelligence.

Operating Shifts

What Changes For The Work

Day 2 treated AI as a workflow, media, leadership, and brand-governance shift rather than a one-off creative tool.

From attention to assistance

Ads have to be useful in the moment.

In conversational environments, the bar becomes relevance, timing, and help inside the task a person already has.

Implication

Brief AI media around user intent and usefulness before reach, novelty, or format ownership.

From pilots to platforms

AI adoption needs shared infrastructure.

The best enterprise examples moved beyond personal productivity into agents, context layers, workflows, and top-team learning.

Implication

Map where the organization sits on literacy, collaboration, workflow embedding, and transformation before choosing use cases.

From generation to diagnosis

AI can uncover endurance patterns.

The Anatomy of an Icon showed AI reading decades of archive material for emotional and community structures, not just making new assets.

Implication

Use AI to find what must be protected as much as what can be changed.

From automation to human-plus

People remain the source of judgment.

P&G, Dentsu, and the awards juries all put technology beneath insight, trust, craft, and the idea.

Implication

Define the human decision points in every AI workflow: what to pursue, what to reject, what to protect, and what to prove.

Strategy Implications

Where Leaders Should Look

Tuesday's AI sessions point to a sharper operating agenda for CMOs, agencies, platforms, and brand teams.

Advertising

Design for usefulness inside conversational intent. Relevance, timing, and help are the differentiators.

Enterprise change

Treat AI as business transformation: CEO sponsorship, education, shared context, and workflow design.

Brand systems

Use AI to inspect archives, rituals, emotional territories, and rediscovery loops before changing equity.

Creative operations

Use AI for volume, variation, testing, and speed, but keep the brand voice rooted in human insight.

Agency models

Protect curiosity, trust, interoperability, and client choice so AI platforms do not become lock-in traps.

Measurement

Look for commercial signals tied to usefulness and retail outcomes, not only synthetic ROI debates.

Risk

Make data, IP, cyber resilience, and human review part of the adoption brief from the start.

Craft

Reward technology when it serves an idea and creates feeling, not when it merely demonstrates capability.

Session Evidence

The Strongest Proof Points

These Day 2 sessions carried the clearest AI, generative AI, agent, automation, archive-analysis, and technology-craft signals.

05

Advertising in the Age of AI

AI Ads Need To Be Useful

OpenAI's Denise Dresser positioned conversational advertising around intent, usefulness, enterprise maturity, and workflow transformation.

"We've gone from an awareness economy to an intelligence economy."Denise Dresser
  • The ad product was framed as less intrusive and more useful inside a conversation.
  • Enterprise adoption requires literacy, shared agents, embedded workflows, and leadership involvement.
  • The repeated warning was that the bottleneck is people learning and embracing the capability.
07

The Anatomy of an Icon

AI Made Brand Instinct Legible

Estee Lauder and Meta used AI to analyze decades of creative memory and identify the structures behind products that endure.

"Change everything that drives performance, but protect everything that stays emotional."The Anatomy of an Icon presenters
  • The framework measured emotional territory, distinctive systems, community participation, cultural adaptation, and rediscovery loops.
  • The highest-performing products were not perfect across all dimensions; they were often intentionally lopsided.
  • AI could reveal patterns, but not decide what a brand should protect or hand to community.
09

Robots Can't Build Brands

AI Amplified, People Originated

P&G's Mark Pritchard treated AI as a turbocharger for brand building, not the source of insight, trust, or the brand voice.

"Robots don't build brands. You do."Mark Pritchard
  • The new S-curve combines media fragmentation, commerce convergence, and AI acceleration.
  • The fundamentals still depend on human insight, brand ideas, and memory.
  • Human, expert, and consumer voices were presented as the core sources that AI can scale.
10

Takeshi Sano - A New Era of Innovating to Impact

People Intelligence Stayed Central

Dentsu's CEO made AI part of a broader culture and leadership system built around trust, client centricity, curiosity, and impact.

"AI and PI, people intelligence, is important."Takeshi Sano
  • AI can generate possibilities, but people define futures and identify the real issues.
  • The platform stance emphasized interoperability, composability, trust, and client choice.
  • Sameness was named as an AI-era risk that requires distinctiveness and culture.
12

Discovery vs Belief

AI Made Human Validation More Valuable

The debate treated communities as places where people check recommendations, build confidence, and turn discovery into belief.

"People trust people, not brands."Tati Lindenberg
  • AI and algorithms can surface options, but people look for lived experience before acting.
  • Discovery starts the conversation; belief explains repeat choice and resilience.
  • Communities were treated as validation systems, not simple distribution channels.
14

Tuesday Awards Show

Technology Had To Serve The Idea

Digital Craft and Film Craft jury framing made the human idea, feeling, and choice the standard for evaluating technical work.

"Making people feel something has never been more important for brands."Pip Smart
  • Digital Craft rewarded the intersection of logic and magic, where systems serve a human truth.
  • The AI Grand Prix was framed as playable, interactive worlds from prompts, not AI as an isolated spectacle.
  • Film Craft was described as a series of choices that add up to feeling.

Decision Checklist

What To Do With This

The Day 2 AI response is to make systems more useful, more governed, and more humanly accountable.

Brief for usefulness first.

Define the user's intent and how AI can help inside that moment before deciding the format.

Build the human review layer.

Name who trains, judges, approves, and rejects AI outputs across brand, media, and product workflows.

Inspect what should endure.

Use AI to analyze archives and rituals, but decide deliberately what should never be optimized away.

Protect people intelligence.

Make curiosity, client truth, community validation, and craft taste part of the operating model.