# Band V3 testnet parameters

The rules Band V3 runs by, as the chain itself states them: staking, slashing, governance, inflation and the rest. BitBasic reads them from the chain every hour and records each change.

Facts as of 2026-11-07 19:40 UTC, read from the chain by BitBasic.

- Network: Chain ID: band-v3-testnet-1
- Network: Block size limit: 3 MB (3,000,000 bytes)
- Network: Block gas limit: 50,000,000
- Network: Evidence window: 2 days
- Network: Evidence window in blocks: 100,000 blocks
- Network: Validator key type: secp256k1
- Staking: Unbonding time: 21 days
- Staking: Active set size: 50 validators
- Staking: Minimum commission: None
- Staking: Unbondings at once: 7
- Staking: Historical entries: 10,000 blocks
- Staking: Staking token: uband (1 BAND is 1,000,000 uband)
- Slashing and jailing: Signing window: 86,400 blocks
- Slashing and jailing: Minimum signed: 5% (Jailed after missing more than 82,080 of 86,400 blocks)
- Slashing and jailing: Downtime jail: 10 minutes
- Slashing and jailing: Downtime slash: 0.01%
- Slashing and jailing: Double-sign slash: 5%
- Governance: Minimum deposit: 1,000 BAND
- Governance: Deposit on submitting: None
- Governance: Smallest top-up: 1%
- Governance: Deposit period: 2 days
- Governance: Voting period: 2 days
- Governance: Quorum: 33.4%
- Governance: Pass threshold: 50%
- Governance: Veto threshold: 33.4%
- Governance: Deposit burned on veto: Yes
- Governance: Deposit burned without quorum: No
- Governance: Cancel penalty: 50%
- Governance: Expedited deposit: 2,000 BAND
- Governance: Expedited voting period: 1 day
- Governance: Expedited pass threshold: 66.7%
- Inflation: Inflation now: 16.21%
- Inflation: Lowest inflation: 7%
- Inflation: Highest inflation: 20%
- Inflation: Target staked share: 67%
- Inflation: Inflation change a year: 13%
- Inflation: Blocks a year: 31,557,600 blocks (Takes a block every 1 s)
- Distribution: Community tax: 2%
- Distribution: Rewards to another address: Allowed
- Fees: Minimum gas price: 0.0025 uband per gas (A 200,000-gas transaction pays at least 0.0005 BAND)
- Transactions: Memo length: 512 characters
- Transactions: Signatures per transaction: 7 signatures
- Transactions: Gas per transaction byte: 10
- Oracle: Oracle reward share: 70%
- Oracle: Oracle deactivation: 1 minute
- Oracle: Validators per request: 16 validators
- Oracle: Data sources per request: 16
- Oracle: Sampling tries: 3
- Oracle: Request expiry: 100 blocks
- Oracle: Request data size: 512 bytes
- Oracle: Report size: 512 bytes
- Oracle: Script gas: 50,000
- Oracle: Gas per validator asked: 0
- Oracle: Requests from other chains: On
- Price feeds: Supported feeds: 300 feeds
- Price feeds: Signal needed: 1,000 BAND
- Price feeds: Shortest interval: 1 minute
- Price feeds: Longest interval: 1 hour
- Price feeds: Price quorum: 30%
- Price feeds: Grace period: 1 minute
- Price feeds: Submission cooldown: 30 seconds
- Price feeds: Allowed clock difference: 1 minute
- Price feeds: Smallest deviation: 0.5%
- Price feeds: Largest deviation: 30%
- Price feeds: Feed list update: 86,400 blocks
- Price feeds: Symbols per signal: 25
- Threshold signing: Signing reward share: 1%
- Threshold signing: Fee per signer: 0.000001 BAND
- Threshold signing: Inactive member penalty: 1 minute
- Threshold signing: Shortest group change: 1 day
- Threshold signing: Longest group change: 7 days
- Threshold signing: Group size limit: 20 members
- Threshold signing: Group creation period: 43,200 blocks
- Threshold signing: Signing period: 100 blocks
- Threshold signing: Signing attempts: 5

## Links

- [Web page](https://bitbasic.com/band-testnet/parameters): the same facts, with charts and history
- [Band V3 testnet network](https://bitbasic.com/band-testnet)
- [JSON API](https://bitbasic.com/api/v1/chains/band-testnet/parameters): the same data, free and without a key
- By: BitBasic (https://bitbasic.com), live staking-network dashboards run by BitNordic