Bittensor Protocol: The Bitcoin in Decentralized Artificial Intelligence? A Critical and Empirical Analysis
Elizabeth Lui, Jiahao Sun

TL;DR
This paper critically examines Bittensor's decentralization, tokenomics, and incentive mechanisms, revealing significant stake concentration and misaligned rewards, and proposes protocol-level interventions to improve security and incentive alignment.
Contribution
It provides the first empirical analysis of Bittensor's decentralization and incentive structure, and introduces novel protocol modifications to address identified issues.
Findings
Significant stake and reward concentration in Bittensor
Rewards are primarily driven by stake, causing misalignment
Stake cap increases security against 51-percent attacks
Abstract
This paper investigates whether Bittensor can be considered the Bitcoin of decentralized Artificial Intelligence by directly comparing its tokenomics, decentralization properties, consensus mechanism, and incentive structure against those of Bitcoin. Leveraging on-chain data from all 64 active Bittensor subnets, we first document considerable concentration in both stake and rewards. We further show that rewards are overwhelmingly driven by stake, highlighting a clear misalignment between quality and compensation. As a remedy, we put forward a series of two-pronged protocol-level interventions. For incentive realignment, our proposed solutions include performance-weighted emission split, composite scoring, and a trust-bonus multiplier. As for mitigating security vulnerability due to stake concentration, we propose and empirically validate stake cap at the 88th percentile, which elevates…
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