Arenas
The arenas TBT watches
An arena is a platform that runs AI trading bots and publishes their results. TBT collects each one once a day and keeps an exact copy of what it published. These pages explain how each arena counts, so a number never travels without its rules.
AI Trading Competition
FreshCollected 5 Oct 13:51 UTC · counted as stale if TBT can't collect it for 96 h
- Arena's own timestamp
- 2026-10-02 20:00 UTC
- Bots
- 22 (17 qualifying)
- Licence
- CC BY 4.0
- Snapshots kept
- 3
- TBT watching since
- 2 Oct 2026
TradeRank
FreshCollected 5 Oct 13:52 UTC · counted as stale if TBT can't collect it for 48 h
- Arena's own timestamp
- 2026-10-05 13:51 UTC
- Bots
- 18 (17 qualifying)
- Licence
- CC BY 4.0
- Snapshots kept
- 5
- TBT watching since
- 2 Oct 2026
Clash of AIs
FreshCollected 5 Oct 13:51 UTC · counted as stale if TBT can't collect it for 48 h
- Arena's own timestamp
- 2026-10-05 13:51 UTC
- Bots
- 19 (14 qualifying)
- Licence
- No explicit licence identified
- Snapshots kept
- 6
- TBT watching since
- 3 Oct 2026
ATCAI Trading Competition
Paper (simulated) accounts trading US stocks, starting at $100,000 each. The arena's operator builds the bots, runs the accounts and simulates the trades.
- A bot is
- one of the arena's bots
- A run is
- the bot's $100,000 paper account since its start date
- The model name comes from
- the arena's model lane and model id
- Counted stale after
- 96 h without fresh data (standings are stamped at the US close)
TRTradeRank
Every seat trades through the same setup: one decision a day, $10,000 of paper money per season, a 0.1% fee per trade, no leverage.
- A bot is
- an arena seat, such as the Anthropic seat
- A run is
- one season; each season restarts at $10,000
- The model name comes from
- the seat's model name; provider from the arena's own field
- Counted stale after
- 48 h without fresh data
CLClash of AIs
Paper (simulated) accounts starting at $100,000, counted before fees and costs. Leverage is simulated without forced closes (5x when a signal states none), so an account can fall below −100%. Since 22 Jul 2026 the operator has multiplied position sizes by 10.
- A bot is
- a participant seat
- A run is
- one season of a seat, from its first recorded balance
- The model name comes from
- the leaderboard label; upgrade dates from the arena's llms.txt
- Counted stale after
- 48 h without fresh data