THIS IS A SCHEDULED EVENT Dec <var data-var='date'>17</var>, <var data-var='time'>19:38</var> - <var data-var='time'>20:38</var> UTC May <var data-var='date'>26</var>, <var data-var='time'>19:39</var> UTC Scheduled - A planned Stellar Testnet quarterly reset requires pausing all Testnet Stellar mint, redeem, and sends on Circle Sandbox.

Stellar Testnet Reset Q4 - Dec 17 2026

Aug <var data-var='date'>16</var>, <var data-var='time'>20:40</var> UTC Resolved - This incident has been resolved. Aug <var data-var='date'>16</var>, <var data-var='time'>20:11</var> UTC Investigating - USDC mints and burns on Stellar are experiencing technical difficulties and temporary delays. We are currently investigating the cause and working to resolve the issue.

USDC on Stellar — Delayed mints and burns

Aug <var data-var='date'>16</var>, <var data-var='time'>11:20</var> UTC Resolved - This incident has been resolved. Aug <var data-var='date'>13</var>, <var data-var='time'>21:56</var> UTC Investigating - We have identified an issue causing delays or degraded performance on Circle xReserve on Stacks Testnet. Some customers may experience slower transaction confirmations or partial unavailability. Our team is investigating the root cause and working to restore normal operation as soon as possible.

Circle xReserve on Stacks Testnet - Deposits and withdrawals delayed

Aug <var data-var='date'>14</var>, <var data-var='time'>23:08</var> UTC Resolved - This incident has been resolved. Aug <var data-var='date'>14</var>, <var data-var='time'>22:25</var> UTC Identified - The issue has been identified and a fix is being implemented. Aug <var data-var='date'>14</var>, <var data-var='time'>21:30</var> UTC Investigating - We have identified an issue causing delays or degraded performance for Circle's Cross-Chain Transfer Protocol (CCTP) on Base. Some customers may experience slower transaction confirmations or partial unavailability. Our team is investigating the root cause and working to restore normal operation as soon as possible.

CCTP Attestations on Base Delayed

Aug <var data-var='date'>12</var>, <var data-var='time'>14:08</var> UTC Resolved - This incident has been resolved. Aug <var data-var='date'>12</var>, <var data-var='time'>13:56</var> UTC Investigating - We are seeing unexpected network issues impacting Circle xReserve on Stacks Mainnet, causing transaction delays or degraded performance. Our team is investigating the cause and working to restore normal operation as soon as possible.

Circle xReserve on Stacks Mainnet — Delays and degraded performance

Aug <var data-var='date'>12</var>, <var data-var='time'>09:05</var> UTC Resolved - This incident has been resolved. Aug <var data-var='date'>12</var>, <var data-var='time'>08:23</var> UTC Investigating - USDC mints and burns on Noble Mainnet are delayed due to network issues. We are currently investigating the cause.

Noble Mainnet - USDC & CCTP Delayed mints, burns, and transfers

Aug <var data-var='date'>10</var>, <var data-var='time'>13:02</var> UTC Resolved - CCTP attestations on Polygon are experiencing technical difficulties and temporary delays. We are currently investigating the cause and working to resolve the issue. Aug <var data-var='date'>10</var>, <var data-var='time'>11:04</var> UTC Investigating - CCTP attestations on Polygon are experiencing technical difficulties and temporary delays. We are currently investigating the cause and working to resolve the issue.

CCTP Attestations on Polygon Delayed

Aug <var data-var='date'> 7</var>, <var data-var='time'>05:48</var> UTC Resolved - This incident has been resolved. Aug <var data-var='date'> 7</var>, <var data-var='time'>05:16</var> UTC Investigating - We are aware of Sonic CCTP attestation downtime and are currently investigating to resolve this issue.

Sonic CCTP Mainnet Attestations Paused

Aug <var data-var='date'> 3</var>, <var data-var='time'>02:03</var> UTC Resolved - The issue has been resolved Aug <var data-var='date'> 2</var>, <var data-var='time'>23:41</var> UTC Identified - We have identified an issue causing delays or degraded performance for CCTP attestations on SEI mainnet.

SEI CCTP Mainnet Attestation Delays

Aug <var data-var='date'> 1</var>, <var data-var='time'>07:40</var> UTC Resolved - We have resolved the issue Aug <var data-var='date'> 1</var>, <var data-var='time'>03:31</var> UTC Identified - We have identified an issue causing delays or degraded performance for CCTP attestations on Solana mainnet. Some customers may experience delayed attestations. Our team is investigating the root cause and working to restore normal operation as soon as possible. Aug <var data-var='date'> 1</var>, <var data-var='time'>03:03</var> UTC Investigating - We have identified an issue causing delays or degraded performance for CCTP attestations on Solana mainnet. Some customers may experience delayed attestations. Our team is investigating the root cause and working to restore normal operation as soon as possible.

CCTP Solana Degraded Performance

Jul <var data-var='date'>31</var>, <var data-var='time'>17:11</var> UTC Resolved - The issue has been resolved Jul <var data-var='date'>31</var>, <var data-var='time'>16:43</var> UTC Investigating - We are aware of Plume CCTP attestation downtime and are currently investigating to resolve this issue

Plume CCTP Mainnet Attestations Paused

Jul <var data-var='date'>30</var>, <var data-var='time'>12:40</var> UTC Resolved - This incident has been resolved Jul <var data-var='date'>30</var>, <var data-var='time'>10:37</var> UTC Investigating - We are currently investigating issue with Stacks blockchain

Stacks degraded performance

Jul <var data-var='date'>30</var>, <var data-var='time'>09:14</var> UTC Resolved - The issue has been resolved, and the service is operating normally. Jul <var data-var='date'>29</var>, <var data-var='time'>16:21</var> UTC Monitoring - We have identified an issue causing delays or degraded performance on CircleWallet and CPN on Solana mainnet. Some customers may experience slower transaction confirmations or partial unavailability. Our team is investigating the root cause and working to restore normal operation as soon as possible. Jul <var data-var='date'>29</var>, <var data-var='time'>14:54</var> UTC Investigating - We have identified an issue causing delays or degraded performance on CircleWallet and CPN on Solana mainnet. Some customers may experience slower transaction confirmations or partial unavailability. Our team is investigating the root cause and working to restore normal operation as soon as possible.

Solana transaction confirmation delays

Jul <var data-var='date'>28</var>, <var data-var='time'>19:54</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'>28</var>, <var data-var='time'>13:17</var> UTC Investigating - We are seeing unexpected network issues impacting Base-related Circle services, causing transaction delays or degraded performance. Our team is investigating the cause and working to restore normal operation as soon as possible.

Base Blockchain Service Degradation

Jul <var data-var='date'>24</var>, <var data-var='time'>17:25</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'>24</var>, <var data-var='time'>16:57</var> UTC Investigating - USDC mints, burns, and sends on Hyperliquid are experiencing technical difficulties and temporary delays. We are currently investigating the cause and working to resolve the issue.

USDC on Hyperliquid — Delayed mints, burns, and sends

Jul <var data-var='date'>23</var>, <var data-var='time'>09:56</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'>23</var>, <var data-var='time'>09:11</var> UTC Investigating - We are aware of Pharos CCTP attestation downtime and are currently investigating to resolve this issue.

Pharos CCTP Mainnet Attestations Paused

Jul <var data-var='date'>23</var>, <var data-var='time'>03:45</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'>23</var>, <var data-var='time'>03:07</var> UTC Investigating - We are aware of Plume CCTP attestation downtime and are currently investigating to resolve this issue.

Jul <var data-var='date'>22</var>, <var data-var='time'>15:20</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'>22</var>, <var data-var='time'>14:47</var> UTC Identified - We have identified a 3P issue causing delays in completing Morph Testnet transactions in Circle Mint Sandbox. A fix is being implemented.

Circle Mint Sandbox - Morph Testnet transaction delays

Jul <var data-var='date'>20</var>, <var data-var='time'>23:47</var> UTC Resolved - USDCx burns on Cardano are experiencing delays. We are currently investigating the cause. Jul <var data-var='date'>20</var>, <var data-var='time'>19:49</var> UTC Investigating - USDCx burns on Cardano are experiencing delays. We are currently investigating the cause.

USDCx Mints and Burns delayed on Cardano

Jul <var data-var='date'>20</var>, <var data-var='time'>16:56</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'>20</var>, <var data-var='time'>15:50</var> UTC Investigating - USDC mints and burns on Hyperliquid are delayed due to technical issues. We are currently investigating the cause.

USDC on Hyperliquid Delayed mints and burns (technical issues)

Jul <var data-var='date'>17</var>, <var data-var='time'>22:02</var> UTC Completed - The scheduled maintenance has been completed. Jul <var data-var='date'>17</var>, <var data-var='time'>21:30</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Jul <var data-var='date'>15</var>, <var data-var='time'>01:40</var> UTC Scheduled - We're improving your customer support experience. Our Help Center will undergo scheduled maintenance on July 17 at 21:30 UTC while we transition to our new support site. You may experience temporary downtime during this time. Thank you for your patience.

Scheduled maintenance: Transition to new support site

Jul <var data-var='date'>15</var>, <var data-var='time'>10:14</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'>15</var>, <var data-var='time'>09:14</var> UTC Identified - Circle has temporarily paused attestations for USDC burns on Monad via Circle's Cross-Chain Transfer Protocol (CCTP) as part of maintenance to CCTP on Monad.

Paused Attestations for USDC Burns on Monad

Jul <var data-var='date'>10</var>, <var data-var='time'>12:54</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'>10</var>, <var data-var='time'>11:11</var> UTC Investigating - We are currently investigating delays affecting all Sui CCTP attestations on mainnet.

Sui CCTP Mainnet Attestation Delays

Jul <var data-var='date'> 9</var>, <var data-var='time'>07:39</var> UTC Resolved - We have identified an issue causing delays or degraded performance on CCTP Starknet. Some customers may experience slower transaction confirmations or partial unavailability. Our team is investigating the root cause and working to restore normal operation as soon as possible. Jul <var data-var='date'> 9</var>, <var data-var='time'>06:57</var> UTC Monitoring - We have identified an issue causing delays or degraded performance on CCTP Starknet. Some customers may experience slower transaction confirmations or partial unavailability. Our team is investigating the root cause and working to restore normal operation as soon as possible. Jul <var data-var='date'> 9</var>, <var data-var='time'>06:39</var> UTC Investigating - We have identified an issue causing delays or degraded performance on CCTP Starknet. Some customers may experience slower transaction confirmations or partial unavailability. Our team is investigating the root cause and working to restore normal operation as soon as possible.

Customers may experience delayed Starknet transfers

Jul <var data-var='date'> 8</var>, <var data-var='time'>19:16</var> UTC Resolved - This incident has been resolved. Jul <var data-var='date'> 8</var>, <var data-var='time'>19:04</var> UTC Investigating - We are seeing unexpected network issues impacting xReserve on Canton Mainnet, causing transaction delays or degraded performance. Our team is investigating the root cause and working to restore normal operation as soon as possible.

xReserve on Canton Mainnet Deposits and Withdrawals Delayed

APTOS - Cross-Chain Minting and Burning

ARB - Cross-Chain Minting and Burning

ARC - Cross-Chain Minting and Burning

Attestation Service

AVAX - Cross-Chain Minting and Burning

BASE - Cross-Chain Minting and Burning

Circle CCTP - Sandbox

CARDANO - Cross-Chain Minting and Burning

CODEX - Cross-Chain Minting and Burning

CRONOS - Cross-Chain Minting and Burning

EDGE - Cross-Chain Minting and Burning

ETH - Cross-Chain Minting and Burning

HYPEREVM - Cross-Chain Minting and Burning

INJ - Cross-Chain Minting and Burning

INK - Cross-Chain Minting and Burning

LINEA - Cross-Chain Minting and Burning

MONAD - Cross-Chain Minting and Burning

MORPH - Cross-Chain Minting and Burning

NOBLE - Cross-Chain Minting and Burning

OP - Cross-Chain Minting and Burning

PHAROS - Cross-Chain Minting and Burning

PLUME - Cross-Chain Minting and Burning

POLY - Cross-Chain Minting and Burning

SEI - Cross-Chain Minting and Burning

SOL - Cross-Chain Minting and Burning

SONIC - Cross-Chain Minting and Burning

STRK - Cross-Chain Minting and Burning

SUI - Cross-Chain Minting and Burning

UNI - Cross-Chain Minting and Burning

WORLD CHAIN - Cross-Chain Minting and Burning

XDC - Cross-Chain Minting and Burning

XLM - Cross-Chain Minting and Burning

XLAYER - Cross-Chain Minting and Burning

Circle Cross-Chain Transfer Protocol

Circle Gateway: Arbitrum - Mainnet

Circle Gateway: Arc - Testnet

Circle Gateway: Avalanche - Fuji

Circle Gateway: Avalanche - Mainnet

Circle Gateway: Base - Mainnet

Circle Gateway: Base - Sepolia

Circle Gateway: Ethereum - Mainnet

Circle Gateway: Ethereum - Sepolia

Circle Gateway: HyperEVM - Mainnet

Circle Gateway: HyperEVM - Testnet

Circle Gateway: Optimism - Mainnet

Circle Gateway: Polygon - Mainnet

Circle Gateway: Sei - Atlantic

Circle Gateway: Sei - Mainnet

Circle Gateway: Solana - Devnet

Circle Gateway: Solana - Mainnet

Circle Gateway: Sonic - Mainnet

Circle Gateway: Sonic - Testnet

Circle Gateway: Worldchain - Mainnet

Circle Gateway: Worldchain - Sepolia

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Circle Gateway

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Circle Mint - Sandbox

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Circle Mint

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Circle Mint APIs

CPN - On-chain Transactions API

CPN - Payments API

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Circle Payments Network APIs

Public Faucet – ALGO Testnet

Public Faucet – APTOS Testnet

Public Faucet – ARB Sepolia

Public Faucet – ARC Testnet

Public Faucet – AVAX Fuji

Public Faucet – BASE Sepolia

Public Faucet – CELO Alfajores

Public Faucet – ETH Sepolia

Public Faucet – HBAR Testnet

Public Faucet – MATIC Amoy

Public Faucet – NEAR Testnet

Public Faucet – NOBLE Testnet

Public Faucet – OP Sepolia

Public Faucet – Polkadot Westend

Public Faucet – SOL Devnet

Public Faucet – SUI Testnet

Public Faucet – UNI Sepolia

Public Faucet – XLM Testnet

Public Faucet – ZKsync Sepolia

InConsole Faucet – ARB Sepolia

InConsole Faucet – ARC Testnet

InConsole Faucet – AVAX Fuji

InConsole Faucet – ETH Sepolia

InConsole Faucet – MATIC Amoy

InConsole Faucet – SOL Devnet

InConsole Faucet – Unichain Sepolia

Circle Testnet Faucet

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Circle xReserve – Mainnet

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EURC - AVAX - Minting

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EURC - ETH - Minting

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EURC - SOL - Minting

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USDC

Circle

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Circle status is DEGRADED

Components with issues

Lastest published events

USDC on Stellar — Delayed mints and burns

Circle xReserve on Stacks Testnet - Deposits and withdrawals delayed

CCTP Attestations on Base Delayed

Circle Services, Components and Regions

Recent Circle events

Stellar Testnet Reset Q4 - Dec 17 2026

USDC on Stellar — Delayed mints and burns

Circle xReserve on Stacks Testnet - Deposits and withdrawals delayed

CCTP Attestations on Base Delayed

Circle xReserve on Stacks Mainnet — Delays and degraded performance

Noble Mainnet - USDC & CCTP Delayed mints, burns, and transfers