Ask about Barker · freeKey Metrics
Fees 30d$0.19
Fees 30d by chain
Base$0.19
X Layer$0.01
Arbitrum$0
Ethereum$0
Polygon$0
Fees 7d$0.07
Base$0.07
Arbitrum$0
Ethereum$0
Polygon$0
X Layer$0
Fees 24h$0.02
Base$0.02
Arbitrum$0
Ethereum$0
Polygon$0
X Layer$0
Cumulative Fees$1.60
X Layer$1.07
Base$0.52
Arbitrum$0
Ethereum$0
Polygon$0
Revenue 30d$0.19
Revenue 30d by chain
Base$0.19
X Layer$0.01
Arbitrum$0
Ethereum$0
Polygon$0
Revenue 7d$0.07
Base$0.07
Arbitrum$0
Ethereum$0
Polygon$0
X Layer$0
Revenue 24h$0.02
Base$0.02
Arbitrum$0
Ethereum$0
Polygon$0
X Layer$0
Cumulative Revenue$1.60
X Layer$1.07
Base$0.52
Arbitrum$0
Ethereum$0
Polygon$0
Protocol Information
Barker is a non-custodial stablecoin yield distribution layer ("yield primitive for the agent economy"). It runs boost campaigns on top of third-party vaults: user principal is deposited directly into the underlying protocol's own vault, and Barker distributes boosted rewards on top.
Methodology
Fees: x402 pay-per-call fees paid by AI agents for Barker's MCP stablecoin-yield tools ($0.001–$0.05 per call), settled onchain in stablecoins to the protocol payment wallet.View code on GitHubRevenue: All x402 call fees paid by AI agents are kept by the protocol.View code on GitHubCompetitors
Barker history
Fees and revenue by UTC calendar month, May 2026 to Oct 2026
| Month | Fees | Revenue |
|---|---|---|
| May 2026 | $0.01 | $0.01 |
| Jun 2026 | $0.07 | $0.07 |
| Jul 2026 | $1.08 | $1.08 |
| Aug 2026 | $0.04 | $0.04 |
| Sep 2026 | $0.24 | $0.24 |
| Oct 2026 (to date) | $0.18 | $0.18 |
The .csv export on the chart above downloads every daily value. The same data is in the public API: https://api.llama.fi/protocol/barker
Frequently asked questions
What chains does Barker operate on?
Barker operates on 5 chains: X Layer, Base, Polygon, Arbitrum, and Ethereum.
How much has Barker generated in fees and revenue?
Over the past 30 days, Barker generated $0.19 in fees. Of that, $0.19 was protocol revenue. Based on the trailing year, the annualized rate is $3.67 in fees and $3.67 in revenue.
How does Barker's TVL compare to similar protocols?
Among Yield Aggregator protocols tracked by DefiLlama, Barker ranks #190 by TVL. The category holds $1.243b across 191 protocols, and Barker accounts for 0% of that total. Similar protocols include Yearn Finance, Beefy, vfat.io, Harvest Finance, Superform, Clovis, BIM Yield, CIAN Yield Layer, Vesper, and YO Protocol.