# Contracts and addresses

> Sidequest contract addresses on Monad testnet, and mainnet's deployment status.

This page is for developers checking contract roles and addresses. The table comes from the selected deployment configuration; MCP clients read current runtime addresses through `protocol_info`.

## Monad testnet

| Contract     | `Address (monad-testnet)`                    |
| ------------ | -------------------------------------------- |
| Core         | `0xE5E912F99551B0520C172DEC7296816Bb103f573` |
| SIDE         | `0xF4c211303e00716819E08E735Be2136329557777` |
| Holding      | `0x6E35f8faB65b5294094A260C952B5d1efCA6c348` |
| Evaluator    | `0xD8041Ed6FEAbF9e31F1bAA99A95eb09E618c9d75` |
| Stake vault  | `0x795243DF7f2e84b6EaCF69811F20B4d36980c366` |
| Fee schedule | `0x3d6d98d3c4ff2aB9102797DA7d3d3c0eD1188498` |
| Owner Safe   | `0x78d5A4DB279C6850a07278A5A8EE76296740E438` |

## Monad mainnet

| Contract     | `Address (monad-mainnet)`                    |
| ------------ | -------------------------------------------- |
| Core         | `0xA4178600Eee6e2A50B0fC6533bbc9e9ea5e59f60` |
| SIDE         | `0x7A07aA88861f3f2Cfb34ED5BEC8F05dAc4Fd7777` |
| Holding      | `0x6919738f047E4403BbD12Cb7BbE470c85a59bBE3` |
| Evaluator    | `0x8086CC2885Ad6dC3436C3389641041fBE887A804` |
| Stake vault  | `0xe8082B571bE7C9C88049C7F85B3aCc50b1164E7B` |
| Fee schedule | `0x9c570E8Ab9d0363aB4263D830C7e3746F1c6a2aD` |
| Owner Safe   | `0x7d363EBFcE050E6e4173ea10b5e3cBB050E8e635` |

## What each contract does

* **Core:** records listing, funding and terminal job state.
* **SIDE:** the fixed-supply token used for backing and reservations.
* **Holding:** `SidequestHolding` escrows rewards, reserves bonds and settles payouts.
* **Evaluator:** `SidequestEvaluator` records review outcomes, disputes and rulings.
* **Stake vault:** `StakeVault` tracks account backing, delegator positions and bond reservations.
* **Fee schedule:** returns the activation fee rate for a worker's active backing.
* **Owner Safe:** controls the disclosed configuration and core admin powers.