Chainstack Outage History

Chainstack degraded · 4 active incidents View live status →

Chainstack had 226 outages in the last 2 years totaling 932h 45m of downtime — averaging 9.3 incidents per month.

There were 226 Chainstack outages since December 10, 2025 totaling 932h 45m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.chainstack.com

Minor August 26, 2026

Solana Mainnet endpoint connectivity issue — NYC

Detected by Pingoru
Aug 26, 2026, 07:58 AM UTC
Resolved
Aug 26, 2026, 08:12 AM UTC
Duration
14m
Affected: Solana Global Nodes (Solana Mainnet)
Timeline · 2 updates
  1. investigating Aug 26, 2026, 08:08 AM UTC

    We are investigating a connectivity issue affecting Solana Mainnet endpoints in our NYC region. Requests to impacted endpoints may fail. Other regions are not affected.

  2. resolved Aug 26, 2026, 08:12 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 26, 2026

Stable Mainnet degraded performance

Detected by Pingoru
Aug 26, 2026, 06:56 AM UTC
Resolved
Aug 26, 2026, 07:36 AM UTC
Duration
39m
Affected: Stable Global Nodes (Stable Mainnet)
Timeline · 2 updates
  1. investigating Aug 26, 2026, 06:56 AM UTC

    We are investigating an issue affecting Stable Mainnet. Requests may return `503` errors.

  2. resolved Aug 26, 2026, 07:36 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 26, 2026

Starknet Mainnet degraded performance

Detected by Pingoru
Aug 26, 2026, 02:24 AM UTC
Resolved
Aug 28, 2026, 02:54 AM UTC
Duration
2d
Affected: Starknet Global Nodes (Starknet Mainnet)
Timeline · 2 updates
  1. investigating Aug 26, 2026, 02:24 AM UTC

    The Starknet Mainnet upstreams are experiencing sync lags. We are currently investigating this incident.

  2. resolved Aug 28, 2026, 02:54 AM UTC

    This incident has been resolved.

Read the full incident report →

Major August 25, 2026

Sui Mainnet outage

Detected by Pingoru
Aug 25, 2026, 12:20 AM UTC
Resolved
Aug 25, 2026, 01:19 AM UTC
Duration
59m
Affected: Sui Global Nodes (Sui Mainnet)
Timeline · 3 updates
  1. investigating Aug 25, 2026, 12:20 AM UTC

    We are currently investigating this incident.

  2. identified Aug 25, 2026, 12:20 AM UTC

    We are continuing to work on a fix for this incident.

  3. resolved Aug 25, 2026, 01:19 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 24, 2026

Degraded performance on BSC Mainnet nodes in Singapore

Detected by Pingoru
Aug 24, 2026, 02:20 PM UTC
Resolved
Aug 24, 2026, 02:20 PM UTC
Duration
1s
Affected: BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Full (Chainstack Cloud, Singapore))
Timeline · 2 updates
  1. investigating Aug 24, 2026, 02:20 PM UTC

    We're currently looking into what's causing increased response times on certain methods for our BSC Mainnet nodes.

  2. resolved Aug 24, 2026, 02:20 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 24, 2026

Degraded performance on BSC Mainnet nodes in Ashburn

Detected by Pingoru
Aug 24, 2026, 12:50 PM UTC
Resolved
Aug 24, 2026, 07:40 PM UTC
Duration
6h 50m
Affected: BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Archive (Chainstack Cloud, Ashburn))
Timeline · 2 updates
  1. investigating Aug 24, 2026, 12:50 PM UTC

    We're currently looking into what's causing increased response times on certain methods for our BSC Mainnet nodes.

  2. resolved Aug 24, 2026, 07:40 PM UTC

    The issue has been resolved, and performance has returned to normal levels. We’ll continue monitoring to ensure stability.

Read the full incident report →

Minor August 24, 2026

Degraded performance on Solana Mainnet in LAX

Detected by Pingoru
Aug 24, 2026, 09:50 AM UTC
Resolved
Aug 24, 2026, 03:02 PM UTC
Duration
5h 12m
Affected: Solana Global Nodes (Solana Mainnet)
Timeline · 3 updates
  1. investigating Aug 24, 2026, 09:50 AM UTC

    We're currently looking into what's causing the elevated response times on our Solana Mainnet nodes in the LAX cluster.

  2. monitoring Aug 24, 2026, 02:37 PM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Aug 24, 2026, 03:02 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 21, 2026

BSC Mainnet lagging in LONDON cluster

Detected by Pingoru
Aug 21, 2026, 12:51 AM UTC
Resolved
Aug 21, 2026, 01:54 AM UTC
Duration
1h 3m
Affected: BNB Smart Chain Global Nodes (BNB Smart Chain Mainnet)BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Full (Chainstack Cloud, London))
Timeline · 3 updates
  1. investigating Aug 21, 2026, 12:51 AM UTC

    Upstream nodes are lagging in the London cluster which may cause 503 errors. We are currently investigating this incident.

  2. monitoring Aug 21, 2026, 01:34 AM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Aug 21, 2026, 01:54 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 19, 2026

Degraded Performance on Base Sepolia

Detected by Pingoru
Aug 19, 2026, 03:52 PM UTC
Resolved
Aug 19, 2026, 05:28 PM UTC
Duration
1h 36m
Affected: Base Global Nodes (Base Sepolia Testnet)
Timeline · 3 updates
  1. investigating Aug 19, 2026, 03:52 PM UTC

    We are currently investigating this incident.

  2. monitoring Aug 19, 2026, 04:53 PM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Aug 19, 2026, 05:28 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 19, 2026

Degraded Performance on BNB Smart Chain Archive Nodes

Detected by Pingoru
Aug 19, 2026, 02:05 PM UTC
Resolved
Aug 23, 2026, 11:40 AM UTC
Duration
3d 21h
Affected: BNB Smart Chain Global Nodes (BNB Smart Chain Mainnet)BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Archive (Chainstack Cloud, London))
Timeline · 5 updates
  1. investigating Aug 19, 2026, 02:05 PM UTC

    We are currently investigating this incident.

  2. monitoring Aug 19, 2026, 03:08 PM UTC

    We implemented a fix and are currently monitoring the result.

  3. identified Aug 19, 2026, 03:42 PM UTC

    We are continuing to work on a fix for this incident.

  4. monitoring Aug 19, 2026, 07:27 PM UTC

    We are seeing improvements in performance. Our team will continue to monitor the affected infrastructure to ensure stability.

  5. resolved Aug 23, 2026, 11:40 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 18, 2026

Degraded performance on TON Testnet

Detected by Pingoru
Aug 18, 2026, 10:30 AM UTC
Resolved
Sep 15, 2026, 06:50 AM UTC
Duration
27d 20h
Affected: TON Global Nodes (TON Testnet API v2)TON Global Nodes (TON Testnet API v3)
Timeline · 1 update
  1. investigating Aug 18, 2026, 10:30 AM UTC

    We're currently looking into what's causing our TON Testnet nodes to lag.

Read the full incident report →

Minor August 16, 2026

Arbitrum Mainnet eth_getLogs degradation in Frankfurt

Detected by Pingoru
Aug 16, 2026, 03:58 AM UTC
Resolved
Aug 16, 2026, 04:31 AM UTC
Duration
33m
Affected: Arbitrum Global Nodes (Arbitrum One Mainnet)Arbitrum Trader Nodes (Arbitrum One Mainnet Archive (Chainstack Cloud, Frankfurt))Arbitrum Trader Nodes (Arbitrum One Mainnet Full (Chainstack Cloud, Frankfurt))
Timeline · 3 updates
  1. investigating Aug 16, 2026, 03:58 AM UTC

    We are investigating an issue affecting `eth_getLogs` request response times in our Frankfurt cluster. Our team is working on a resolution.

  2. identified Aug 16, 2026, 04:18 AM UTC

    We are continuing to work on a fix for this incident.

  3. resolved Aug 16, 2026, 04:31 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 12, 2026

Solana Mainnet Degraded Performance across regions

Detected by Pingoru
Aug 12, 2026, 03:58 AM UTC
Resolved
Aug 12, 2026, 05:43 AM UTC
Duration
1h 44m
Affected: Solana Global Nodes (Solana Mainnet)Solana Trader Nodes (Solana Mainnet Full (Chainstack Cloud, Frankfurt))Solana Trader Nodes (Solana Mainnet Full (Chainstack Cloud, New York))
Timeline · 4 updates
  1. investigating Aug 12, 2026, 03:58 AM UTC

    We are currently investigating this incident.

  2. identified Aug 12, 2026, 03:58 AM UTC

    The instability of the nodes has been linked to an upstream[ incident on terraswitch](https://www.teraswitchstatus.com/incidents/rb6k5l3qxw9k) impacting a subsection of the Solana validators

  3. monitoring Aug 12, 2026, 04:56 AM UTC

    The situation is currently stable as we continue to monitor our Solana infrastructure closely

  4. resolved Aug 12, 2026, 05:43 AM UTC

    Solana continues to remain stable over the past hour and the incident is now considered resolved

Read the full incident report →

Minor August 12, 2026

Avalanche Fuji Outage

Detected by Pingoru
Aug 12, 2026, 03:12 AM UTC
Resolved
Aug 15, 2026, 05:44 AM UTC
Duration
3d 2h
Affected: Avalanche Global Nodes (Avalanche Fuji Testnet)Avalanche Trader Nodes (Avalanche Fuji Testnet (Virtuozzo, Frankfurt))
Timeline · 4 updates
  1. investigating Aug 12, 2026, 03:12 AM UTC

    The upstream nodes are currently unhealthy. We are currently investigating this incident.

  2. monitoring Aug 13, 2026, 03:55 AM UTC

    Avalanche Trader Nodes have recovered and are operating normally. Avalanche Global Nodes are temporarily being routed through full-node infrastructure and may experience degraded performance while we continue monitoring the service.

  3. monitoring Aug 13, 2026, 03:58 AM UTC

    Archival calls on Avalanche Global Nodes might be temporarily unavailable while we continue working to restore full service.

  4. resolved Aug 15, 2026, 05:44 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 11, 2026

Degraded Performance on Multiple Blockchain Networks in LON 2 region

Detected by Pingoru
Aug 11, 2026, 09:04 PM UTC
Resolved
Aug 11, 2026, 10:55 PM UTC
Duration
1h 51m
Affected: BNB Smart Chain Global Nodes (BNB Smart Chain Mainnet)BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Archive (Chainstack Cloud, London))BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Full (Chainstack Cloud, London))Polygon Global Nodes (Polygon Amoy Testnet)Ronin Global Nodes (Ronin Mainnet)
Timeline · 3 updates
  1. investigating Aug 11, 2026, 09:04 PM UTC

    We are currently investigating this incident.

  2. monitoring Aug 11, 2026, 09:19 PM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Aug 11, 2026, 10:55 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 11, 2026

Degraded Performance on Aptos Mainnet and Cronos Mainnet

Detected by Pingoru
Aug 11, 2026, 04:43 PM UTC
Resolved
Aug 11, 2026, 05:07 PM UTC
Duration
23m
Affected: Aptos Global Nodes (Aptos Mainnet)Aptos Trader Nodes (Aptos Mainnet Full (Chainstack Cloud, Frankfurt))Aptos Trader Nodes (Aptos Mainnet Archive (Chainstack Cloud, Frankfurt))Cronos Global Nodes (Cronos Mainnet)Cronos Trader Nodes (Cronos Mainnet Full (Chainstack Cloud, Frankfurt))Cronos Trader Nodes (Cronos Mainnet Archive (Chainstack Cloud, Frankfurt))
Timeline · 2 updates
  1. investigating Aug 11, 2026, 04:43 PM UTC

    We are currently investigating this incident.

  2. resolved Aug 11, 2026, 05:07 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 8, 2026

Degraded performance on Solana Mainnet (Chainstack Cloud, Los Angeles)

Detected by Pingoru
Aug 08, 2026, 04:41 PM UTC
Resolved
Aug 08, 2026, 06:56 PM UTC
Duration
2h 14m
Affected: Solana Global Nodes (Solana Mainnet)
Timeline · 3 updates
  1. investigating Aug 08, 2026, 04:41 PM UTC

    Nodes are experiencing elevated response times. We are currently investigating this incident.

  2. monitoring Aug 08, 2026, 05:08 PM UTC

    We implemented a fix to isolate a noisy thread node and we are currently monitoring the result.

  3. resolved Aug 08, 2026, 06:56 PM UTC

    This incident has been resolved.

Read the full incident report →

Major August 7, 2026

Outage on Robinhood Testnet

Detected by Pingoru
Aug 07, 2026, 08:50 AM UTC
Resolved
Aug 07, 2026, 09:04 AM UTC
Duration
14m
Affected: Robinhood Global Nodes (Robinhood Testnet)
Timeline · 3 updates
  1. investigating Aug 07, 2026, 08:50 AM UTC

    We are currently investigating this incident.

  2. monitoring Aug 07, 2026, 08:56 AM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Aug 07, 2026, 09:04 AM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 7, 2026

Polygon Amoy degraded performance in LON and ASH

Detected by Pingoru
Aug 07, 2026, 06:06 AM UTC
Resolved
Aug 07, 2026, 01:42 PM UTC
Duration
7h 35m
Affected: Polygon Global Nodes (Polygon Amoy Testnet)
Timeline · 3 updates
  1. investigating Aug 07, 2026, 06:06 AM UTC

    Polygon Amoy nodes in London and Ashburn regions are falling out of sync. We are currently investigating this incident.

  2. monitoring Aug 07, 2026, 10:42 AM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Aug 07, 2026, 01:42 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 6, 2026

Degraded Performance on BNB Smart Chain

Detected by Pingoru
Aug 06, 2026, 03:54 PM UTC
Resolved
Aug 06, 2026, 06:12 PM UTC
Duration
2h 18m
Affected: BNB Smart Chain Global Nodes (BNB Smart Chain Mainnet)BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Archive (Chainstack Cloud, London))BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Full (Chainstack Cloud, London))
Timeline · 3 updates
  1. investigating Aug 06, 2026, 03:54 PM UTC

    We are currently investigating this incident.

  2. monitoring Aug 06, 2026, 05:22 PM UTC

    We have applied mitigation measures and are seeing improved performance across the affected infrastructure. Our team continues to monitor the service closely while we investigate the underlying cause to ensure long-term stability.

  3. resolved Aug 06, 2026, 06:12 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 5, 2026

Degraded Performance on Solana Devnet

Detected by Pingoru
Aug 05, 2026, 04:45 PM UTC
Resolved
Aug 05, 2026, 05:46 PM UTC
Duration
1h
Affected: Solana Global Nodes (Solana Devnet)
Timeline · 3 updates
  1. investigating Aug 05, 2026, 04:45 PM UTC

    We are currently investigating this incident.

  2. monitoring Aug 05, 2026, 04:58 PM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Aug 05, 2026, 05:46 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor August 5, 2026

Degraded Performance on Monad Testnet

Detected by Pingoru
Aug 05, 2026, 02:49 PM UTC
Resolved
Aug 05, 2026, 07:46 PM UTC
Duration
4h 57m
Affected: Monad Global Nodes (Monad Testnet)
Timeline · 2 updates
  1. investigating Aug 05, 2026, 02:49 PM UTC

    We are currently investigating this incident.

  2. resolved Aug 05, 2026, 07:46 PM UTC

    The affected Monad Testnet node has fully synchronized and has been stable since approximately 3:30 PM UTC.

Read the full incident report →

Minor August 5, 2026

BSC Mainnet lagging across multiple clusters

Detected by Pingoru
Aug 05, 2026, 04:24 AM UTC
Resolved
Aug 05, 2026, 05:41 AM UTC
Duration
1h 17m
Affected: BNB Smart Chain Global Nodes (BNB Smart Chain Mainnet)BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Archive (Chainstack Cloud, London))BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Archive (Chainstack Cloud, Ashburn))BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Full (Chainstack Cloud, Singapore))BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Full (Chainstack Cloud, Ashburn))BNB Smart Chain Trader Nodes (BNB Smart Chain Mainnet Full (Chainstack Cloud, London))
Timeline · 3 updates
  1. investigating Aug 05, 2026, 04:24 AM UTC

    BSC Mainnet upstream nodes are lagging across multiple clusters. We are currently investigating this incident.

  2. monitoring Aug 05, 2026, 05:26 AM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Aug 05, 2026, 05:41 AM UTC

    This incident has been resolved.

Read the full incident report →

Notice August 4, 2026

Outage on Optimism Sepolia Testnet

Detected by Pingoru
Aug 04, 2026, 01:11 PM UTC
Resolved
Aug 04, 2026, 01:11 PM UTC
Duration
—
Affected: Optimism Global Nodes (Optimism Sepolia Testnet)
Timeline · 1 update
  1. resolved Aug 04, 2026, 01:11 PM UTC

    Optimism Sepolia Testnet Global nodes have experienced short outage resulting in responses with status code 404, this incident is mitigated and nodes are operational.

Read the full incident report →