Service changes

Across the whole directory, x402 List has detected 1,110 payout address rotations and 1,089 price moves on the x402 wire since change tracking began on 2026-07-24 (66 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, since tracking began (66 days).

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Showing changes for apex-on-x1 only. show all services

• 3d ago APEX schema changed
  proof what moved

  endpoint added GET /api/x402/page-extract

  endpoint added GET /api/x402/site-extract

  endpoint added GET /api/x402/web-read

  schema added GET /api/x402/page-extract exact eip155:5042 0x3600000000000000000000000000000000000000 GatewayWalletBatched 2 604900 {"name":"GatewayWalletBatched","note":"Circle Gateway nanopayment: pay from your Gateway balance with a gas-free signature (validBefore at least 7 days out). Settled by Circle in batches.","verifyingContract":"0x77777777dcc4d5a8b6e418fd04d8997ef11000ee","version":"1"}

  schema added GET /api/x402/page-extract exact eip155:5042 0x3600000000000000000000000000000000000000 USDC 2 300 {"credentialTypes":["authorization"],"name":"USDC","note":"Sign an EIP-3009 transferWithAuthorization to payTo and send it base64 in PAYMENT-SIGNATURE - we settle it and you pay no gas. Or, since USDC is also the native gas token on Arc, send a plain value transfer to payTo and replay the hash in X-PAYMENT-ARC. Finality is instant on inclusion.","replayHeader":"X-PAYMENT-ARC","rpc":"https://rpc.mainnet.arc.io","version":"2"}

  schema added GET /api/x402/page-extract exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 300 {"credentialTypes":["authorization"],"name":"USD Coin","note":"Sign an EIP-3009 transferWithAuthorization to payTo and send it base64 in PAYMENT-SIGNATURE - we settle it and you pay no gas. Or pay and replay the hash in X-PAYMENT-BASE.","replayHeader":"X-PAYMENT-BASE","version":"2"}

  schema added GET /api/x402/page-extract exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 604900 {"name":"GatewayWalletBatched","note":"Circle Gateway nanopayment: pay from your Gateway balance with a gas-free signature (validBefore at least 7 days out). Settled by Circle in batches.","verifyingContract":"0x77777777dcc4d5a8b6e418fd04d8997ef11000ee","version":"1"}

  schema added GET /api/x402/page-extract exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"feePayer":"D93NE2kMj88BPsHfdZZ4A1HX2CGo14Y18Bdb3J4qtD5c"}

  schema added GET /api/x402/site-extract exact eip155:5042 0x3600000000000000000000000000000000000000 GatewayWalletBatched 2 604900 {"name":"GatewayWalletBatched","note":"Circle Gateway nanopayment: pay from your Gateway balance with a gas-free signature (validBefore at least 7 days out). Settled by Circle in batches.","verifyingContract":"0x77777777dcc4d5a8b6e418fd04d8997ef11000ee","version":"1"}

  schema added GET /api/x402/site-extract exact eip155:5042 0x3600000000000000000000000000000000000000 USDC 2 300 {"credentialTypes":["authorization"],"name":"USDC","note":"Sign an EIP-3009 transferWithAuthorization to payTo and send it base64 in PAYMENT-SIGNATURE - we settle it and you pay no gas. Or, since USDC is also the native gas token on Arc, send a plain value transfer to payTo and replay the hash in X-PAYMENT-ARC. Finality is instant on inclusion.","replayHeader":"X-PAYMENT-ARC","rpc":"https://rpc.mainnet.arc.io","version":"2"}

  schema added GET /api/x402/site-extract exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 300 {"credentialTypes":["authorization"],"name":"USD Coin","note":"Sign an EIP-3009 transferWithAuthorization to payTo and send it base64 in PAYMENT-SIGNATURE - we settle it and you pay no gas. Or pay and replay the hash in X-PAYMENT-BASE.","replayHeader":"X-PAYMENT-BASE","version":"2"}

  schema added GET /api/x402/site-extract exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 604900 {"name":"GatewayWalletBatched","note":"Circle Gateway nanopayment: pay from your Gateway balance with a gas-free signature (validBefore at least 7 days out). Settled by Circle in batches.","verifyingContract":"0x77777777dcc4d5a8b6e418fd04d8997ef11000ee","version":"1"}

  schema added GET /api/x402/site-extract exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"feePayer":"D93NE2kMj88BPsHfdZZ4A1HX2CGo14Y18Bdb3J4qtD5c"}

  schema added GET /api/x402/web-read exact eip155:5042 0x3600000000000000000000000000000000000000 GatewayWalletBatched 2 604900 {"name":"GatewayWalletBatched","note":"Circle Gateway nanopayment: pay from your Gateway balance with a gas-free signature (validBefore at least 7 days out). Settled by Circle in batches.","verifyingContract":"0x77777777dcc4d5a8b6e418fd04d8997ef11000ee","version":"1"}

  schema added GET /api/x402/web-read exact eip155:5042 0x3600000000000000000000000000000000000000 USDC 2 300 {"credentialTypes":["authorization"],"name":"USDC","note":"Sign an EIP-3009 transferWithAuthorization to payTo and send it base64 in PAYMENT-SIGNATURE - we settle it and you pay no gas. Or, since USDC is also the native gas token on Arc, send a plain value transfer to payTo and replay the hash in X-PAYMENT-ARC. Finality is instant on inclusion.","replayHeader":"X-PAYMENT-ARC","rpc":"https://rpc.mainnet.arc.io","version":"2"}

  schema added GET /api/x402/web-read exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 300 {"credentialTypes":["authorization"],"name":"USD Coin","note":"Sign an EIP-3009 transferWithAuthorization to payTo and send it base64 in PAYMENT-SIGNATURE - we settle it and you pay no gas. Or pay and replay the hash in X-PAYMENT-BASE.","replayHeader":"X-PAYMENT-BASE","version":"2"}

  schema added GET /api/x402/web-read exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 604900 {"name":"GatewayWalletBatched","note":"Circle Gateway nanopayment: pay from your Gateway balance with a gas-free signature (validBefore at least 7 days out). Settled by Circle in batches.","verifyingContract":"0x77777777dcc4d5a8b6e418fd04d8997ef11000ee","version":"1"}

  schema added GET /api/x402/web-read exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"feePayer":"D93NE2kMj88BPsHfdZZ4A1HX2CGo14Y18Bdb3J4qtD5c"}

• 4d ago APEX schema changed
  proof what moved

  schema added GET /api/x402/echo exact eip155:5042 0x3600000000000000000000000000000000000000 GatewayWalletBatched 2 604900 {"name":"GatewayWalletBatched","note":"Circle Gateway nanopayment: pay from your Gateway balance with a gas-free signature (validBefore at least 7 days out). Settled by Circle in batches.","verifyingContract":"0x77777777dcc4d5a8b6e418fd04d8997ef11000ee","version":"1"}

  schema added GET /api/x402/echo exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 604900 {"name":"GatewayWalletBatched","note":"Circle Gateway nanopayment: pay from your Gateway balance with a gas-free signature (validBefore at least 7 days out). Settled by Circle in batches.","verifyingContract":"0x77777777dcc4d5a8b6e418fd04d8997ef11000ee","version":"1"}

• 4d ago APEX price changed
  proof what moved

  GET /api/x402/echo · eip155:5042 · USDC: 1000000 → 4000

  GET /api/x402/echo · eip155:8453 · USDC: 1000000 → 4000

  GET /api/x402/echo · solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp · USDC: 1000000 → 4000

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

• 6d ago APEX price changed
  proof what moved

  GET /api/x402/echo · eip155:5042 · USDC: 10000 → 1000000

  GET /api/x402/echo · eip155:8453 · USDC: 10000 → 1000000

  GET /api/x402/echo · solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp · USDC: 10000 → 1000000

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

• 11d ago APEX schema changed
  proof what moved

  schema removed GET /api/x402/echo exact eip155:5042 0x3600000000000000000000000000000000000000 UNKNOWN 2 300 {"note":"USDC is the native gas token on Arc, so send a plain value transfer to payTo and replay the transaction hash in X-PAYMENT-ARC. Finality is instant on inclusion.","replayHeader":"X-PAYMENT-ARC","rpc":"https://rpc.mainnet.arc.io"}

  schema added GET /api/x402/echo exact eip155:5042 0x3600000000000000000000000000000000000000 USDC 2 300 {"credentialTypes":["authorization"],"name":"USDC","note":"Sign an EIP-3009 transferWithAuthorization to payTo and send it base64 in PAYMENT-SIGNATURE - we settle it and you pay no gas. Or, since USDC is also the native gas token on Arc, send a plain value transfer to payTo and replay the hash in X-PAYMENT-ARC. Finality is instant on inclusion.","replayHeader":"X-PAYMENT-ARC","rpc":"https://rpc.mainnet.arc.io","version":"2"}

• 12d ago APEX payout address changed
  proof what moved

  payout removed 0x160168706aab75f6d6b951329706c90f32b25c56

  payout added 0xd334ab5151c624cada654854e2879903dc4217ed

• 12d ago APEX schema changed
  proof what moved

  schema added GET /api/x402/echo exact eip155:5042 0x3600000000000000000000000000000000000000 UNKNOWN 2 300 {"note":"USDC is the native gas token on Arc, so send a plain value transfer to payTo and replay the transaction hash in X-PAYMENT-ARC. Finality is instant on inclusion.","replayHeader":"X-PAYMENT-ARC","rpc":"https://rpc.mainnet.arc.io"}

  schema added GET /api/x402/echo exact eip155:8453 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 USDC 2 300 {"credentialTypes":["authorization"],"name":"USD Coin","note":"Sign an EIP-3009 transferWithAuthorization to payTo and send it base64 in PAYMENT-SIGNATURE - we settle it and you pay no gas. Or pay and replay the hash in X-PAYMENT-BASE.","replayHeader":"X-PAYMENT-BASE","version":"2"}

• 14d ago APEX price changed
  proof what moved

  GET /api/x402/echo · solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp · USDC: 0 → 10000

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

• 14d ago APEX schema changed
  proof what moved

  schema removed GET /api/x402/echo exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC

  schema removed GET /api/x402/echo exact x1 native UNKNOWN

  schema added GET /api/x402/echo exact solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v USDC 2 300 {"feePayer":"D93NE2kMj88BPsHfdZZ4A1HX2CGo14Y18Bdb3J4qtD5c"}