Documentation
xeris-sdk 5.0.0xrs-node 0.1.1October 2026
The SDK, the instruction set, both node APIs, and how to run a node.
Install
npm install xeris-sdk
Node 18+. Quick start.
Reference
SDK
Build, sign, submit, read.
Instruction set
62 variants, fields, bytes.
Node RPC
Port 56001. Four write routes.
Explorer API
Port 50008. JSON-RPC, REST v2.
Run a node
Binary, keys, flags, ports.
Protocol design: whitepaper.
Networks
| Network | Chain id | Host | RPC · Explorer · P2P |
|---|---|---|---|
| Testnet | xeris-testnet-v1 | 138.197.116.81 | 56001 · 50008 · 4000 |
| Mainnet | xeris-mainnet-v1 | published at launch | published at launch |
Mainnet: three fixed producers.
Stake from any other key is refused.Constants
| Constant | Value |
|---|---|
| Slot | 4 s |
| Fee | 0.001 XRS flat, to the proposer |
| Decimals | 9 |
| Blockhash validity | 150 blocks |
| Reorg horizon | 64 blocks |
| Instructions per tx | 16 |
| Account keys per tx | 64 |
| Instruction data | 8 KiB; SlashReport 65,535 B |
| Transaction | 128 KiB |
| Block | 40,000 tx · 4 MiB |
| Minimum stake | 1,000 XRS |
| Unbonding | 151,200 slots |
| Variants | 62 |
| Contract types | 23, 15 user-deployable |
Also in the whitepaper appendix.