Development

A model returns 34% in a live trading arena

development2026-02-07

Claim

Grok 4.20 delivered a 34% return in the Alpha Arena stock trading simulation, taking the top spot overall.

Reported metric: 34%

Reporting date: 2026-02-07 (not necessarily the event date)

Sources

Attribution and reporting linked by this record; links do not imply independent verification.

Welcome to February 7, 2026 (theinnermostloop.substack.com)

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About

Alpha Arena

Reported in

Welcome to February 7, 2026

Actor

Evidence for

Supersedes

A model forms a price-fixing cartel while noticing it is in a simulation

Referenced by

Welcome to February 7, 2026

Cite or correct this record

Citation formatCitation text

A model returns 34% in a live trading arena
Innermost Loop KB — secondary record
Reporting date: 2026-02-07
KB permalink: https://nicholsn.github.io/innermost-loop-kb/developments/2026-02-07-grok-34pct-in-alpha-arena
Claim: Grok 4.20 delivered a 34% return in the Alpha Arena stock trading simulation, taking the top spot overall.
Attributed sources:
- Welcome to February 7, 2026 — https://theinnermostloop.substack.com/p/welcome-to-february-7-2026
This citation does not imply independent verification of linked-source claims.

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