@vitalik_rxo_dev: measured caller record on Robinhood Chain

Early on 0% of 8 graded calls: the token had not already run up when they posted it, and rose more than 10% in the hour after. 0% were momentum calls, posted after a run-up. Median price move one hour after their calls: +0%. Rank score 0% (the 95% lower confidence bound on the early rate; boards are ordered by it), evidence fair.

Recent calls: $ZKD (2026-10-03), $KASPAFUN (2026-10-02), $SFM (2026-09-30), $FATHOM (2026-09-29), $LAUNCHCOIN (2026-08-31).

Tracked posts naming a Robinhood Chain token: 9, the first on 2026-07-25, the latest on 2026-10-03.

Use this record in your agent or trading bot

As JSON, free: GET https://api.robinx.io/caller/vitalik_rxo_dev. In an AI agent: connect the RobinX MCP server at https://api.robinx.io/mcp and call robinx_caller with {"handle":"vitalik_rxo_dev"}. To follow new calls from accounts with a measured early record as they happen, use the signals API and webhooks. A measured record describes past calls; it is not a trading signal.

RobinX grades the X accounts it tracks calling Robinhood Chain tokens against the on-chain price that followed, since chain genesis. See the leaderboard or how it is measured.

Rule-based observations from public data, not accusations and not financial advice.