Arena

Arena · Launch Video Breakdown: Hook, Pacing & Motion Design

Measuring how safe and aligned AI actually is

AI & MLProductionOctober 8, 2026@arena
0:00 · The Hook · The Limits of Static Benchmarks
0:00 / 0:00

Scene-by-scene timeline & spoken transcript

  1. The Hook

    The Limits of Static Benchmarks

    “AI is moving faster than ever, and many are now asking if the technology is aligned with humanity. Static benchmarks today can only measure part of the story.”

    On screen
    Anastasios Angelopoulos CO-FOUNDER AND CEO @ Arena
    Camera
    Static medium shot with subtle digital push-in.
    Motion
    Minimalist lower-third fade with ambient studio lighting.
  2. Problem Agitation

    Real-World Human Measurement

    “Arena was built from day one with humans in mind. We measure AI capabilities with live, ever-evolving real-world tasks from people eager to use the latest frontier models on arena.ai every day.”

    On screen
    Was this task successful? Yes No Keep working
    Camera
    Over-the-shoulder handheld to screen close-up.
    Motion
    Dynamic UI zoom and screen capture overlay.
  3. Product Reveal

    Series B Funding Announcement

    “Today, we're thrilled to announce our Series B, two hundred million dollars at a three point one billion dollar valuation to continue to measure and advance the AI frontier to align with human use.”

    On screen
    ARENA'S SERIES B: $200 million at a $3.1 billion valuation
    Camera
    Tabletop top-down pan switching back to medium shot.
    Motion
    Kinetic typography reveal with italicized gold accent.
  4. Feature Teaser

    Platform Scale and Benchmark Metrics

    “Over three hundred and fifty million total sessions across Arena, more than sixty million votes on the platform. And Agent Arena, our new frontier eval for agentic work, is growing more than ten percent week over week. And throughout this growth, we're proud to have released hundreds of thousands of data points for open research. All this from a community of tens of millions who come to Arena with their expert and real-world tasks to contribute to AI progress.”

    On screen
    Measuring AI in the real-world 359,727,672 Total Sessions Text Arena Expert
    Camera
    Smooth screen pans across dark-mode web dashboards.
    Motion
    Live data dashboard scroll and category spotlight.
  5. Product Reveal

    Introducing the Alignment Index

    “In addition to the funding news today, we're releasing Arena's Alignment Index, built from traces of real-world tasks to serve as an independent measure of AI human alignment. AI safety has become one of the most important issues of our time, with governments and businesses struggling to understand the limitations and the guardrails that we should place on AI. Our Alignment Index speaks to the risks of models when they're in the hands of real people. These are not theoretical risks, but rather the actual observed harms that we see based on tens of millions of users' prompts. We build this off of three safety signals to start: unauthorized actions, false attributions, and deceptive completions. We'll add more safety signals and continue to measure frontier models as they release to help people, labs, and companies better understand safety trade-offs.”

    On screen
    Alignment Index Starts with 3 safety signals 01 Unauthorized Action 02 False Attribution 03 Deceptive Completion
    Camera
    Alternating founder delivery, UI macro capture, and full-screen typographic cards.
    Motion
    Staggered numeral lists and live table metric highlighting.
  6. Call to Action

    Mission and Outro

    “We're thrilled to receive this additional vote of confidence in our mission to keep measuring and driving progress towards technology that's not only powerful but aligned with human needs. A huge thank you to our community, our investors, and everyone who's been building with us from the beginning. As AI becomes more capable, understanding how well it actually works for people only becomes more important. That's what we're building Arena to measure.”

    On screen
    Arena arena.ai
    Camera
    Static founder close-up fading to black slate.
    Motion
    Centered corporate mark lockup with web URL anchor.

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