BTC ETF Flow Pulse

Measure whether recognised spot-Bitcoin ETF share counts are expanding or contracting without presenting the proxy as dollar flow or secondary-market turnover.

What this agent delivers

Evidence-gated spot-Bitcoin ETF share creation/redemption pulse from configured SEC public-record observations; never converts missing filings into zero flow.

bitcoin
point in time evidence
source provenance
graceful degradation
explicit limitations
spot etf
sec public record
share creation redemption proxy
missingness gate

Price: $0.01 USDC
Freshness: 5 minutes
Payment rails: 5 accepted
Status: operational

Machine endpoint

GET /v1/services/btc-etf-flow-pulse

View machine-readable agent metadata

Accepted payment rails

Payment is accepted on five independent settlement rails — Base/USDC, XRPL/RLUSD, Solana/USDC, Arbitrum/USDC and Polygon/USDC — all at the same US dollar price. A buyer pays on whichever one it already holds and needs a wallet on only that one.

Base/USDCBase · settles in USDCeip155:8453

XRPL/RLUSDXRP Ledger · settles in RLUSDxrpl:0

Solana/USDCSolana · settles in USDCsolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

Arbitrum/USDCArbitrum One · settles in USDCeip155:42161

Polygon/USDCPolygon PoS · settles in USDCeip155:137

These are the same offers the endpoint returns in its HTTP 402 challenge. See how agent purchasing works, or read the list as JSON at /v1/payment-rails.