Debating's chess.com

Turning debate into a video game.

Backed by leaders in education

Debating's home

Competitive discourse at the click of a button

Debate whenever you want against people across the globe

Compete

Globally with rankings

See how you stack up against the rest of the world in debate, both as an individual and as a school

Learn

How to think critically
  • Easily & learn how to debate by practicing with our custom AI

  • Engage with diverse perspectives to expand your viewpoint

  • Get feedback from every debate

Play

Seriously fun

Custom formats. Rapid rounds. Absurd topics.

More fun than arguing with your parents.

Win

The World's largest competitions

We host the world's largest debate competitions for you to compete in.

Almost every teenager loves to argue

We make debating accessible so they can do just that

Building your future

Debate creates successful students

Debating improves critical thinking, helps students understand what the world is like beyond their own, makes them more confident people, and teaches them how to understand opposing viewpoints.

90%

see significant improvements in their critical thinking ability

88%

can present for 5-minutes with with only 60 seconds of preparation thanks to their debate experience

2x

more likely to have leadership roles in their careers

70%

more likely to graduate college

Features

Debating will never be the same

Cosmos redefines debate into something almost any teenager can and wants to do.

AI Judging & Feedback

Our advanced custom-built AI models decide who win in Cosmos debates with over a 99% accuracy rate. They also give you feedback on how you can be even better next time!

Custom Formats

We cater to every form of traditional debate format, such as WSDC, BP, and Parliamentary. We also champion our own custom formats that are fast and fun, such as 15 minute chessclock debate.

(D)ELO Score

A reliable score to measure your debate skill. Matches you with people of equal skill level.

Practice with AI

Our custom debater ai matches your skill level so you have a challenging debate partner whenever you need it. It also makes learning how to debate 10x easier by helping you get up to speed without needing to face a human opponent.

Topic Matchmaking

We match you with topics you want to debate, catering to every academic level and seriousness.

Global Leaderboards

Live global leaderboards ranking you and your institution against the rest of the world.

Safety Features

From identify verification to moderation in every call, we obsess about keeping our users safe.

Demo Debate:
Player vs Player

February 2025

Our Inaugural World Championship Competition

This February, the world's largest debate competition is happening on the Cosmos platform to celebrate its launch.

14,820 waitlist applicants

Have already applied to participate before registrations even opened

All welcome

All welcome

Everyone can join, with separate categories for different skill levels and ages

$1000's

in prizes to be awarded, with registration fees going towards the prize pool

The official global rankings

The official global rankings

This tournament serves as the start of the official live debate world rankings. Due it's timing, it also gives the 2024 final world rankings.

This tournament serves as the start of the official live debate world rankings. Due it's timing, it also gives the 2024 final world rankings.

$50 early-registration fee

Early registration bonuses:
Get early access to Cosmos starting December and January.


Early registration comes with a complimentary annual subscription to Cosmos worth $60.

How it works

Throughout December and January, registered participants will be able to access an early release of Cosmos.

In February, the official tournament will begin. Registered participants will be able to compete in on-demand ELO debates that rank users over 3 weeks. Users are recommended to participate in at least give debates to be considered for the finals.

Age-groups

The minimum age to participate is 13. There is no maximum age.

The age categories are 13-15, 16-18, and 19 and above.

Formats

Our primary formats for this tournament will be WSDC and chess-clock (Cosmos's custom debate format). British Parliamentary and Public Forum tournaments are currently being finalized, and more formats may be added based on demand.

Final Tournament

The top 5% of users in each age category, skill level, and format will be invited to participate in a final knock-out tournament.

Users are encouraged to stay on the Cosmos platform to take advantage of their complimentary annual subscription.

Questions? Please use our contact form (including need-based scholarship inquiries)

Pricing

Choose the subscription that's right for you

Practice Subscription

The bare essentials of Cosmos to try out the platform.

Free

To use a limited version of Cosmos

Limited number of debates per week

Cannot compete in tournaments or get an official Cosmos ranking

Restricted access to Cosmos features

Individual Subscription

The full Cosmos experience for individuals

$60 Annually

or $10 per month

Unlimited debates, ranked and unranked

Full access to Cosmos features and training resources

Ability to compete in our global tournaments.

Access to special events with world leaders and VIP guests.

Institution Subscription

For debate organizations, schools, and clubs

All the benefits of our individual subscription plus…

Compete with other institutions on who has the best critical thinkers

Admin features to host private debate worlds for your members

VIP customer support

FAQ

Answering your most burning questions

Did we forget something? Contact us below

When will Cosmos to available to the general public?

When will Cosmos to available to the general public?

How do I stay up to date with Cosmos

Can I be an ambassador for Cosmos?

Is Cosmos safe for my child or student to use?

If I am a school or educational organization, can I get a subscription for a larger student body?

Contact

COSMOS

Debating's chess.com

© Cosmos Global Limited. 2024. All rights reserved. Privacy Policy.

COSMOS

Debating's chess.com

© Cosmos Global Limited. 2024. All rights reserved. Privacy Policy.