Reclaim overpaid rent from Solana token accounts (SIMD-0437). Non-custodial, no API key.
Connect Remote server
claude mcp add --transport http unrent https://unrent.xyz/mcp
{
"mcpServers": {
"unrent": {
"url": "https://unrent.xyz/mcp"
}
}
}
{
"servers": {
"unrent": {
"type": "http",
"url": "https://unrent.xyz/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://unrent.xyz/mcp
Tools 4 found in our last check
get_rent_statusWhere Solana's rent reduction (SIMD-0437) stands: the live lamports_per_byte, which of the five steps are live, when the next is expected, and whether a step is already queued on chain (it then activates at the next epoch boundary). Older accounts keep their higher deposit until…
scan_walletReads the token accounts and mints of a Solana wallet and returns the SOL that can be reclaimed now: excess rent (WithdrawExcessLamports, accounts stay open), empty token accounts (CloseAccount) and mint excess, the UNRENT service fee, the net amount, a forecast for the remainin…
build_reclaimRe-scans the wallet on the chain and builds the reclaim as unsigned, simulated Solana transactions (base64, versioned). They withdraw excess rent, close empty accounts and pay the service fee as the last instruction; nothing else leaves the wallet. Tokens are only burned for acc…
submit_reclaimChecks the signed transactions against the ones build_reclaim made (same instructions, same fee, signed by the wallet) and sends them to Solana. Returns the signature and status of every transaction. A claim can be submitted once; after an expired blockhash, build again.
Details
| Endpoint | https://unrent.xyz/mcp (Streamable HTTP) |
| First published | 12 Oct 2026 |
| Last updated | 12 Oct 2026 |
| Registry name | xyz.unrent/unrent |
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