> For the complete documentation index, see [llms.txt](https://docs.solanavibestation.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.solanavibestation.com/api-reference/rewind/methods.md).

# Methods

<table data-search="false"><thead><tr><th>Method</th><th>Purpose</th></tr></thead><tbody><tr><td><code>getAccountChanges</code></td><td>Every write to one account in a slot range, newest first.</td></tr><tr><td><code>getAccountDiff</code></td><td>One account at two points, with a structural summary.</td></tr><tr><td><code>getHealth</code></td><td>Solana-compatible liveness probe.</td></tr><tr><td><code>getHistoricalFeatureSet</code></td><td>Runtime feature gates active at a slot.</td></tr><tr><td><code>getHistoricalAccountInfo</code></td><td>One account at a chosen point in history.</td></tr><tr><td><code>getMultipleHistoricalAccounts</code></td><td>Up to 100 accounts at one shared point in history.</td></tr><tr><td><code>getRewindCoverage</code></td><td>Archive coverage, gaps, and your key's window.</td></tr><tr><td><code>simulateHistoricalTransaction</code></td><td>Replay a transaction against archive state at a chosen position.</td></tr></tbody></table>

Anything else returns `-32601 Method not found`.