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x402 service changes

Across the whole directory, x402 List has detected 991 payout address rotations and 1,897 price moves on the x402 wire in the last 90 days. Schema changes are listed below, not counted here.

What moved on the x402 wire. We fingerprint the full accepts[] on every probe, so a payout address rotation at an unchanged price shows up here even when nothing else moves. Newest first, last 90 days.

Also served as JSON and RSS.

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Showing changes for horizon-pulse only. show all services

Observed x402 service changes. Event timestamps are UTC.
Time (UTC)ServiceChangeEvidence
Horizon Pulse price changed
proof what moved

GET /api/funding · eip155:137 · USDC: 10000 → 3000

GET /api/funding · eip155:8453 · USDC: 10000 → 3000

GET /api/funding · solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp · USDC: 10000 → 3000

GET /api/funding · xrpl:0 · UNKNOWN: 0.01 → 0.003

GET /api/gas · eip155:137 · USDC: 10000 → 2000

GET /api/gas · eip155:8453 · USDC: 10000 → 2000

GET /api/gas · solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp · USDC: 10000 → 2000

GET /api/gas · xrpl:0 · UNKNOWN: 0.01 → 0.002

GET /api/pulse · eip155:137 · USDC: 5000 → 2000

GET /api/pulse · eip155:8453 · USDC: 5000 → 2000

GET /api/pulse · solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp · USDC: 5000 → 2000

GET /api/pulse · xrpl:0 · UNKNOWN: 0.005 → 0.002

GET /api/signals · eip155:137 · USDC: 15000 → 5000

GET /api/signals · eip155:8453 · USDC: 15000 → 5000

GET /api/signals · solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp · USDC: 15000 → 5000

GET /api/signals · xrpl:0 · UNKNOWN: 0.015 → 0.005

Amounts are on-wire atomic units in the named asset.

Horizon Pulse schema changed
proof what moved

endpoint added GET /api/pdf

endpoint added GET /api/screenshot

endpoint added GET /api/search

endpoint added GET /api/x402-check

schema added GET /api/pdf exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/pdf exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/pdf exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/pdf exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/screenshot exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/screenshot exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/screenshot exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/screenshot exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/search exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/search exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/search exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/search exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/x402-check exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/x402-check exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/x402-check exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/x402-check exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

Horizon Pulse schema changed
proof what moved

schema added GET /api/extract exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/fetch exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/funding exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/gas exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/http exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/portfolio exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/pulse exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/signals exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

schema added GET /api/yield exact eip155:137 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 USDC 2 300 {"name":"USD Coin","version":"2"}

Horizon Pulse schema changed
proof what moved

schema added GET /api/extract exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/fetch exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/funding exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/gas exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/http exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/portfolio exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/pulse exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/signals exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

schema added GET /api/yield exact xrpl:0 524C555344000000000000000000000000000000 UNKNOWN 2 300 {"areFeesSponsored":false,"issuer":"rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De"}

Horizon Pulse schema changed
proof what moved

schema added GET /api/extract exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/fetch exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/funding exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/gas exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/http exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/portfolio exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/pulse exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/signals exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

schema added GET /api/yield exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {}

Measurement methodology

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