According to @charlesdhaussy, dYdX is offering a 50% trading fee rebate for September and describes the incentives as simple and predictable, source: @charlesdhaussy on X, Sep 1, 2025. The post also states there is $1M in rewards earmarked for retail traders using the UI and Telegram, source: @charlesdhaussy on X, Sep 1, 2025. Traders can incorporate a 50% lower effective fee rate into September backtests and monitor eligibility and payout details that were not specified in the post, source: @charlesdhaussy on X, Sep 1, 2025.