# Protocol Parameters

> Parameters of the sub-protocols comprising the FSP.

> For the complete documentation index, see [llms.txt](/llms.txt). Markdown versions of documentation pages are available by appending `.md` to the page URL.

Source: https://dev.flare.network/network/fsp/protocol-parameters

Each FSP sub-protocol (e.g. FTSOv2, FDC) has several associated parameters, which are detailed here, alongside the contract method (if applicable) to query them onchain. The values provided here correspond to Flare Mainnet.

## FTSOv2[​](#ftsov2 "Direct link to FTSOv2")

### Block-Latency Feeds (Fast Updates)[​](#block-latency-feeds-fast-updates "Direct link to Block-Latency Feeds (Fast Updates)")

Metric

Value

Associated functions

**Mean updates per block**

1.5

[`FastUpdatesIncentiveManager.getExpectedSampleSize`](/ftso/solidity-reference/IFastUpdateIncentiveManager#getexpectedsamplesize)

**Precision (step size)**

≈0.0122%

[`FastUpdatesIncentiveManager.getPrecision`](/ftso/solidity-reference/IFastUpdateIncentiveManager#getprecision)

**Range (precision \* mean updates)**

0.0183%

[`FastUpdatesIncentiveManager.getRange`](/ftso/solidity-reference/IFastUpdateIncentiveManager#getrange)

**Max range**

0.091% (5x)

[`FastUpdatesIncentiveManager.rangeIncreaseLimit`](/ftso/solidity-reference/IFastUpdateIncentiveManager#rangeincreaselimit)

**Incentive duration**

17 blocks

governance-configured (see [`IFastUpdateIncentiveManager`](/ftso/solidity-reference/IFastUpdateIncentiveManager))

**Incentive fee (2x)**

≈36.6 FLR

\-

### Anchor Feeds (Scaling)[​](#anchor-feeds-scaling "Direct link to Anchor Feeds (Scaling)")

Metric

Value

Associated functions

**Update duration**

90s

\-

**FTSO protocol ID**

100

[`FtsoFeedPublisher.ftsoProtocolId`](/ftso/scaling/solidity-reference/IFtsoFeedPublisher#ftsoprotocolid)

**Feeds history size**

1000

[`FtsoFeedPublisher.feedsHistorySize`](/ftso/scaling/solidity-reference/IFtsoFeedPublisher#feedshistorysize)

**Minimal reward offer**

100000 FLR

[`FtsoRewardOffersManager.minimalRewardsOfferValueWei`](/ftso/scaling/solidity-reference/IFtsoRewardOffersManager#minimalrewardsoffervaluewei)