Alchemy Outage History
Alchemy is up right nowPingoru has recorded 199 incidents for Alchemy: 199 in the last 12 months and 61 in the last 90 days.
Show as a table
| Month | Incidents | Hours with an open incident |
|---|---|---|
| April 2026 | 30 | 500 of 720 (70%) |
| May 2026 | 29 | 297 of 744 (40%) |
| June 2026 | 20 | 221 of 720 (31%) |
| July 2026 | 33 | 112 of 744 (15%) |
| August 2026 | 26 | 172 of 744 (23%) |
| September 2026 | 15 | 63 of 720 (9%) |
| October 2026 | 13 | 100 of 592 (17%) |
Incidents, newest first
Minor June 2, 2026 EU Central Region - Degraded Performance 1h 16m EU Central
Started Jun 02, 2026, 06:58 AM UTC· resolved Jun 02, 2026, 08:14 AM UTC
- investigating Jun 02, 2026, 07:16 AM UTC
We are investigating consistency issues affecting our EU Central region beginning around 06:58 UTC. Some customers may experience degraded or inconsistent API responses across multiple chains. Mitigation is in progress.
- resolved Jun 02, 2026, 08:14 AM UTC
This incident has been resolved.
Minor June 1, 2026 Starknet Mainnet Degraded Performance 1h 20m Starknet
Started Jun 01, 2026, 07:58 AM UTC· resolved Jun 01, 2026, 09:18 AM UTC
- investigating Jun 01, 2026, 07:58 AM UTC
We are currently investigating this issue.
- resolved Jun 01, 2026, 09:30 AM UTC
This incident has been resolved.
Minor May 29, 2026 Sui Mainnet Degraded Performance 43m Sui
Started May 29, 2026, 03:34 PM UTC· resolved May 29, 2026, 04:18 PM UTC
- investigating May 29, 2026, 03:51 PM UTC
We are currently investigating degraded performance on Sui Mainnet. Customers might experience elevated error rates and latency. We will provide updates as we learn more.
- investigating May 29, 2026, 04:21 PM UTC
We are investigating increased error rates and service degradation on Sui Mainnet following a network incident impacting the Sui ecosystem. Our services are dependent on the underlying network, and we are actively monitoring recovery efforts from the Sui team. According to the latest update from the Sui team, more than two-thirds of network stake has upgraded to the latest release. We are continuing to monitor stability and will provide further updates as more information becomes available. Upstream status: https://status.sui.io/incidents/mt1jzf986sfb
- resolved May 29, 2026, 04:39 PM UTC
This incident has been resolved.
Minor May 29, 2026 [Network Wide] Flow Testnet Stall 37m Flow
Started May 29, 2026, 12:51 AM UTC· resolved May 29, 2026, 01:28 AM UTC
- investigating May 29, 2026, 01:21 AM UTC
We are currently investigating this issue.
- resolved May 29, 2026, 01:49 AM UTC
This incident has been resolved.
Minor May 28, 2026 Starknet Mainnet degraded performance 49m Starknet
Started May 28, 2026, 04:27 PM UTC· resolved May 28, 2026, 05:16 PM UTC
- investigating May 28, 2026, 04:27 PM UTC
We are currently investigating degraded performance on starknet mainnet
- resolved May 28, 2026, 05:16 PM UTC
This incident has been resolved.
Minor May 28, 2026 Investigating - Sui Mainnet Degraded Performance 5h 47m Sui
Started May 28, 2026, 04:14 PM UTC· resolved May 28, 2026, 10:02 PM UTC
- investigating May 28, 2026, 04:14 PM UTC
The Sui chain is currently stalled at block 280,692,037. This is a network-wide issue impacting multiple providers. Our team is actively monitoring and coordinating with the Sui team. We will provide updates as the situation develops.
- resolved May 28, 2026, 10:02 PM UTC
this incident as been resolved
Minor May 28, 2026 Investigating - Ink Sepolia Safe and Finalized Block Degradation 5h 48m Ink Chain
Started May 28, 2026, 05:43 AM UTC· resolved May 28, 2026, 11:31 AM UTC
- investigating May 28, 2026, 05:43 AM UTC
We are investigating reports of degraded performance on Ink Sepolia. The finalized and safe block tags are currently not progressing reliably, affecting requests that rely on those block parameters. This appears to be a chain-wide issue. We will provide updates as more information becomes available.
- resolved May 28, 2026, 11:31 AM UTC
This incident has been resolved.
Minor May 25, 2026 ZKSync Mainnet- Block Finalization Stalled 1d 4h ZKsync
Started May 25, 2026, 08:30 AM UTC· resolved May 26, 2026, 12:57 PM UTC
- investigating May 25, 2026, 08:30 AM UTC
We are currently investigating an issue affecting ZKSync Mainnet where block finalization has stalled. This appears to be an upstream issue with the ZKSync network. We are actively monitoring the situation and have engaged the ZKSync team. We will provide updates as the investigation progresses.
- resolved May 26, 2026, 12:57 PM UTC
This incident has been resolved.
Notice May 24, 2026 Corn Testnet Stalled 9h 13m
Started May 24, 2026, 03:50 PM UTC· resolved May 25, 2026, 01:04 AM UTC
- investigating May 24, 2026, 04:31 PM UTC
We are aware that block production on Corn Testnet has stalled and are actively investigating the root cause. Transactions are not being processed at this time.
Minor May 24, 2026 [Network Wide] Citrea Mainnet Block Production Halted 4m Citrea
Started May 24, 2026, 03:37 PM UTC· resolved May 24, 2026, 03:42 PM UTC
- investigating May 24, 2026, 03:37 PM UTC
We are aware that block production on Citrea Mainnet has stalled and are actively investigating the root cause. Transactions are not being processed at this time. Last block produced: 7767200 (https://explorer.mainnet.citrea.xyz/block/7767200)
- resolved May 24, 2026, 03:42 PM UTC
Block production on Citrea Mainnet has resumed and the network is operating normally. Transactions are being processed as expected.
Notice May 24, 2026 [Network Wide] Corn Testnet 6h 44m
Started May 24, 2026, 09:45 AM UTC· resolved May 24, 2026, 04:30 PM UTC
- investigating May 25, 2026, 12:59 AM UTC
We are aware that block production on Corn Testnet has stalled. Last block was produced was 5,648,881. Transactions are not being processed at this time.
- resolved May 25, 2026, 01:00 AM UTC
Block production on Corn Testnet has resumed and the network is operating normally. The testnet experienced a chain stall from approximately 09:45 to 16:30 UTC on May 24, 2026.
Notice May 23, 2026 Hashkey Testnet - USE nodes down and traffic rerouted to EUC 1h 57m
Started May 23, 2026, 10:15 PM UTC· resolved May 24, 2026, 12:12 AM UTC
- investigating May 23, 2026, 11:59 PM UTC
We identified degraded performance on Hashkey Testnet due to node issues in our US-East region. Traffic has been rerouted to our EU-Central region to maintain availability, which may result in temporarily increased latencies. We're actively working on restoring full capacity in US-East. We will provide updates as the situation progresses!
Notice May 21, 2026 Base Mainnet Webhook Delivery Delays 9h 24m Base
Started May 21, 2026, 05:15 AM UTC· resolved May 21, 2026, 02:40 PM UTC
- investigating May 21, 2026, 09:24 PM UTC
Between 05:00 - 07:00 UTC on May 21, 2026, Alchemy's Base Mainnet webhook delivery experienced delays. Customers may have received delayed webhook notifications during this time.
- resolved May 21, 2026, 09:25 PM UTC
Our system finished backfilling all events around May 21 14:40 UTC. Service has since returned to normal.
Minor May 20, 2026 [Network Wide] Arbitrum Mainnet & Arbitrum Based Rollups - Degraded Performance Across Multiple Regions 23m Arbitrum
Started May 20, 2026, 08:10 PM UTC· resolved May 20, 2026, 08:34 PM UTC
- investigating May 20, 2026, 07:59 PM UTC
We are currently investigating this issue.
- investigating May 20, 2026, 08:25 PM UTC
We are investigating an elevated rate of 503 and API errors affecting Arbitrum Mainnet. This is a network wide incident and we're working closely with Arbitrum team to restore full service. We will provide updates as more information becomes available!
- monitoring May 20, 2026, 08:28 PM UTC
Arbitrum Mainnet nodes have stabilized. This was a network-wide issue affecting multiple providers, caused by instability with the Arbitrum relayer. The Arbitrum team has addressed the issue on their end. We are continuing to monitor but performance has returned to normal!
- resolved May 20, 2026, 08:34 PM UTC
The Arbitrum Mainnet degraded performance issue has been resolved!
Minor May 20, 2026 Ink Sepolia Safe/Finalized Block Heads Stalled 2h 3m Ink Chain
Started May 20, 2026, 08:30 AM UTC· resolved May 20, 2026, 10:33 AM UTC
- investigating May 20, 2026, 08:30 AM UTC
We are investigating an issue for safe and finalized tags on Ink Sepolia, which returning stalled block heads. The "finalized" block is currently stalled at block 50232683. This appears to be a network-wide issue affecting other providers, not isolated to Alchemy. We are monitoring for updates from the Ink team and will provide further information as it becomes available.
- monitoring May 20, 2026, 09:48 AM UTC
The Ink team has applied a fix, and we are monitoring the results.
- resolved May 20, 2026, 10:33 AM UTC
This incident has been resolved.
Minor May 16, 2026 [Network-Wide] Ethereum Sepolia Degraded Performance 2d 21h Ethereum
Started May 16, 2026, 01:28 AM UTC· resolved May 18, 2026, 11:12 PM UTC
- investigating May 16, 2026, 01:28 AM UTC
We are currently investigating degraded performance on Ethereum Sepolia. Block production has been intermittent, with the chain's head advancing unevenly. This appears to be a network-wide issue. Alchemy's infrastructure is operating normally and we do not currently anticipate customer-facing impact. We will continue to monitor and provide updates as we learn more.
- investigating May 16, 2026, 01:36 AM UTC
We are continuing to investigate this issue.
- resolved May 18, 2026, 11:12 PM UTC
This incident has been resolved.
Minor May 15, 2026 Investigating - Ink Sepolia finalized block stalled (network-wide) 11m Ink Chain
Started May 15, 2026, 03:33 PM UTC· resolved May 15, 2026, 03:44 PM UTC
- investigating May 15, 2026, 03:33 PM UTC
We're currently investigating a stall in finalized block updates on Ink Sepolia. The issue appears to be network-wide and is not isolated to Alchemy. We've reached out to the Ink team for additional insight and will share another update as soon as we have more information. Thanks for your patience.
Minor May 15, 2026 [Network-Wide] Ink Sepolia Finalized Tag Stalled 1h 56m Ink Chain
Started May 15, 2026, 03:15 PM UTC· resolved May 15, 2026, 05:12 PM UTC
- investigating May 15, 2026, 03:15 PM UTC
We are currently investigating a finalized head stall on Ink Sepolia. Requests dependent on the finalized block tag may return stale data. Our team is actively working with the Ink team and will provide updates shortly.
- resolved May 15, 2026, 05:12 PM UTC
The finalized tag on Ink Sepolia resumed advancing at 15:35 UTC. This incident has been resolved.
Minor May 15, 2026 Sui Testnet - EUC1 Service Degradation 7h 45m Sui
Started May 15, 2026, 11:11 AM UTC· resolved May 15, 2026, 06:56 PM UTC
- investigating May 15, 2026, 02:47 PM UTC
We are investigating degraded performance on our SUI Testnet nodes in EUC1. Some requests are returning Error responses. We are looking into this and will deploy a mitigation shortly.
- monitoring May 15, 2026, 03:37 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved May 15, 2026, 06:56 PM UTC
This incident has been resolved.
Notice May 14, 2026 Cronos Mainnet Degraded Performance – Cronos
Started May 14, 2026, 06:42 PM UTC· resolved May 14, 2026, 06:42 PM UTC
- resolved May 14, 2026, 06:42 PM UTC
A subset of our Cronos Mainnet nodes briefly stalled and stopped advancing during a short window between approximately 18:17 UTC and 18:28 UTC. The chain itself remained available to peers, and service has fully recovered. We are coordinating with the Cronos team to determine the root cause. This incident has been resolved.
Minor May 14, 2026 Abstract Mainnet degraded performance 4m Abstract
Started May 14, 2026, 01:36 PM UTC· resolved May 14, 2026, 01:40 PM UTC
- investigating May 14, 2026, 03:25 PM UTC
We are currently investigating this issue.
- investigating May 14, 2026, 03:25 PM UTC
We are continuing to investigate this issue.
- resolved May 14, 2026, 03:26 PM UTC
This incident has been resolved.
Minor May 13, 2026 Moonbeam Mainnet elevated errors for debug_trace_ methods 5h 45m Moonbeam
Started May 13, 2026, 02:15 PM UTC· resolved May 13, 2026, 08:00 PM UTC
- investigating May 13, 2026, 05:58 PM UTC
Moonbeam Mainnet elevated errors for debug_trace_ methods on recent blocks. We are currently investigating this issue.
- resolved May 13, 2026, 08:03 PM UTC
Nodes upgraded to the latest release and is now resolved.
Notice May 12, 2026 Tempo Testnet (Moderato) — T4 Network Upgrade 2h 50m Tempo
Started May 12, 2026, 08:02 PM UTC· resolved May 12, 2026, 10:53 PM UTC
- scheduled May 12, 2026, 08:02 PM UTC
The Tempo Testnet (Moderato) network will undergo the T4 protocol upgrade activating at 4pm CEST (14:00 UTC) on Thursday, May 14, 2026. Alchemy's nodes have already been upgraded ahead of activation — no downtime is expected for Alchemy customers. If you operate your own Tempo validators, please ensure: - Nodes are upgraded to tempo v1.7.0 (ghcr.io/tempoxyz/tempo:1.7.0) - The --consensus.fee-recipient flag is removed (fee recipients are now configured exclusively via the Validator contract) Nodes that are not upgraded in time will fall out of sync with the network.
Minor May 11, 2026 [Network-Wide] Fraxtal Hoodi Testnet Stall 8m Fraxtal
Started May 11, 2026, 05:15 PM UTC· resolved May 11, 2026, 05:23 PM UTC
- investigating May 11, 2026, 05:15 PM UTC
We are currently investigating a network-wide Fraxtal Hoodi Testnet stall at block 9029148.
- investigating May 11, 2026, 05:19 PM UTC
We are continuing to investigate this issue.
- resolved May 11, 2026, 05:23 PM UTC
This incident has been resolved.
Minor May 7, 2026 Sui Mainnet - Service Degredation 17m Sui
Started May 07, 2026, 09:27 PM UTC· resolved May 07, 2026, 09:44 PM UTC
- investigating May 07, 2026, 09:27 PM UTC
We are investigating degraded performance on our SUI Mainnet nodes. Some requests are returning 503 responses. We are looking into this and will deploy a mitigation shortly.
- investigating May 07, 2026, 09:43 PM UTC
We are continuing to investigate this issue.
- resolved May 07, 2026, 09:44 PM UTC
Our Sui nodes have recovered and are back to full performance.