Chainstack - Notice history

Experiencing partially degraded performance

Chainstack Console - Operational

100% - uptime
Sep 2025 · 100.0%Oct · 100.0%Nov · 100.0%

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Sep 2025
Oct 2025
Nov 2025

Chainstack API - Operational

100% - uptime
Sep 2025 · 100.0%Oct · 100.0%Nov · 100.0%

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Sep 2025
Oct 2025
Nov 2025

Chainstack Docs - Operational

100% - uptime
Sep 2025 · 100.0%Oct · 100.0%Nov · 100.0%

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Sep 2025
Oct 2025
Nov 2025

Chainstack Faucet - Operational

100% - uptime
Sep 2025 · 100.0%Oct · 99.91%Nov · 100.0%

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Sep 2025
Oct 2025
Nov 2025

Notice history

Nov 2025

Scheduled urgent protocol upgrade - Arbitrum
  • Completed
    November 28, 2025 at 2:00 AM
    Completed
    November 28, 2025 at 2:00 AM
    Maintenance has completed successfully
  • In progress
    November 27, 2025 at 10:00 PM
    In progress
    November 27, 2025 at 10:00 PM
    Maintenance is now in progress
  • Planned
    November 27, 2025 at 10:00 PM
    Planned
    November 27, 2025 at 10:00 PM

    Upgrade Details: We will upgrade the protocol Arbitrum to version 3.9.3, as part of implementing ArbOS 51

    What to expect:

    • The upgrade process is expected to take approximately 4 hours

    • During this period, there may be temporary disruptions or degraded performance

    • No action is required on your end, our team will handle the upgrade seamlessly

    We will be closely monitoring the process to ensure a smooth transition and will provide updates as needed. Thank you for your patience and support!

    If you have any questions, feel free to reach out at support@chainstack.com

Scheduled protocol upgrade
  • Completed
    November 27, 2025 at 10:00 PM
    Completed
    November 27, 2025 at 10:00 PM
    Maintenance has completed successfully
  • In progress
    November 27, 2025 at 6:00 PM
    In progress
    November 27, 2025 at 6:00 PM
    Maintenance is now in progress
  • Planned
    November 27, 2025 at 6:00 PM
    Planned
    November 27, 2025 at 6:00 PM

    Upgrade Details: We will upgrade the protocol cronos from version 1.5.3 to version 1.5.4, as part of our ongoing efforts to enhance performance, security, and reliability.

    What to expect:

    • The upgrade process is expected to take approximately 4 hours

    • During this period, there may be temporary disruptions or degraded performance

    • No action is required on your end, our team will handle the upgrade seamlessly

    We will be closely monitoring the process to ensure a smooth transition and will provide updates as needed. Thank you for your patience and support!

    If you have any questions, feel free to reach out at support@chainstack.com

Degraded Performance on LAX cluster
  • Resolved
    Resolved
    This incident has been resolved.
  • Investigating
    Investigating
    We are currently investigating this incident.
Scheduled protocol upgrade
  • Completed
    November 24, 2025 at 4:30 PM
    Completed
    November 24, 2025 at 4:30 PM
    Maintenance has completed successfully
  • In progress
    November 24, 2025 at 3:30 PM
    In progress
    November 24, 2025 at 3:30 PM
    Maintenance is now in progress
  • Planned
    November 24, 2025 at 3:30 PM
    Planned
    November 24, 2025 at 3:30 PM

    Upgrade Details: We will upgrade the Optimism, as part of our ongoing efforts to enhance performance, security, and reliability.

    What to expect:

    • The upgrade process is expected to take approximately [upgrade hours] hours

    • During this period, there may be temporary disruptions or degraded performance

    • No action is required on your end, our team will handle the upgrade seamlessly

    We will be closely monitoring the process to ensure a smooth transition and will provide updates as needed. Thank you for your patience and support!

    If you have any questions, feel free to reach out at support@chainstack.com

Polygon Amoy Degraded Performance
  • Resolved
    Resolved
    This incident has been resolved.
  • Identified
    Identified
    We are continuing to work on a fix for this incident.

Oct 2025

Scheduled protocol upgrade
  • Completed
    October 30, 2025 at 9:00 AM
    Completed
    October 30, 2025 at 9:00 AM
    Maintenance has completed successfully
  • In progress
    October 30, 2025 at 7:00 AM
    In progress
    October 30, 2025 at 7:00 AM
    Maintenance is now in progress
  • Planned
    October 30, 2025 at 7:00 AM
    Planned
    October 30, 2025 at 7:00 AM

    Upgrade Details: We will upgrade the protocol polygon from version 2.3.3 to version 2.3.4, as part of our ongoing efforts to enhance performance, security, and reliability.

    What to expect:

    • The upgrade process is expected to take approximately 2 hours

    • During this period, there may be temporary disruptions or degraded performance

    • No action is required on your end, our team will handle the upgrade seamlessly

    We will be closely monitoring the process to ensure a smooth transition and will provide updates as needed. Thank you for your patience and support!

    If you have any questions, feel free to reach out at support@chainstack.com

Cronos Mainnet "Smarturn" Breaking Upgrade
Degraded performance on BSC
  • Resolved
    Resolved
    This incident has been resolved.
  • Identified
    Identified
    We are continuing to work on a fix for this incident.
BNB Smart Chain Mainnet Archive /w Debug and Trace (Chainstack Cloud, London) - PROBLEM
  • Resolved
    Resolved

    The node is up!

    Your node is fully functional now. Thank you for your patience.

  • Investigating
    Investigating

    The node is currently down.

    Our team is already on it and working hard to restore your node as soon as possible.
    We apologize for any inconvenience caused.

Scheduled protocol upgrade - Avalanche Testnet
  • Completed
    October 27, 2025 at 12:00 PM
    Completed
    October 27, 2025 at 12:00 PM
    Maintenance has completed successfully
  • In progress
    October 27, 2025 at 10:00 AM
    In progress
    October 27, 2025 at 10:00 AM
    Maintenance is now in progress
  • Planned
    October 27, 2025 at 10:00 AM
    Planned
    October 27, 2025 at 10:00 AM

    Upgrade Details: We will upgrade the protocol Avalanche testnet from version 1.13.0-fuji to version v1.14.0-fuji, as part of our ongoing efforts to enhance performance, security, and reliability.

    What to expect:

    • The upgrade process is expected to take approximately 2 hours

    • During this period, there may be temporary disruptions or degraded performance

    • No action is required on your end, our team will handle the upgrade seamlessly

    We will be closely monitoring the process to ensure a smooth transition and will provide updates as needed. Thank you for your patience and support!

    If you have any questions, feel free to reach out at support@chainstack.com

Sep 2025

Internal platform upgrades
  • Completed
    September 30, 2025 at 2:36 PM
    Completed
    September 30, 2025 at 2:36 PM
    Maintenance has completed successfully.
  • In progress
    September 30, 2025 at 12:00 PM
    In progress
    September 30, 2025 at 12:00 PM
    Maintenance is now in progress
  • Planned
    September 30, 2025 at 12:00 PM
    Planned
    September 30, 2025 at 12:00 PM

    Dear valued users.

    We want to inform you that we will be conducting platform maintenance. During this maintenance, we will upgrade software which can cause short network disruptions. We apologize for any inconvenience this may cause and appreciate your patience as we work to improve our services.

    If you have any questions or concerns, please don't hesitate to contact us. Thank you for your understanding.

Internal Platform Upgrades Chainstack Cloud, Frankfurt
  • Completed
    September 30, 2025 at 12:00 PM
    Completed
    September 30, 2025 at 12:00 PM
    Maintenance has completed successfully
  • In progress
    September 30, 2025 at 10:00 AM
    In progress
    September 30, 2025 at 10:00 AM
    Maintenance is now in progress
  • Planned
    September 30, 2025 at 10:00 AM
    Planned
    September 30, 2025 at 10:00 AM

    Dear valued users.

    We want to inform you that we will be conducting platform maintenance in Chainstack Cloud, Frankfurt location. During this maintenance, we will upgrade software which can cause short network disruptions. We apologize for any inconvenience this may cause and appreciate your patience as we work to improve our services.

    If you have any questions or concerns, please don't hesitate to contact us. Thank you for your understanding.

Scheduled protocol upgrade
  • Completed
    September 30, 2025 at 9:00 AM
    Completed
    September 30, 2025 at 9:00 AM
    Maintenance has completed successfully
  • In progress
    September 30, 2025 at 7:00 AM
    In progress
    September 30, 2025 at 7:00 AM
    Maintenance is now in progress
  • Planned
    September 30, 2025 at 7:00 AM
    Planned
    September 30, 2025 at 7:00 AM

    Upgrade Details: We will upgrade the protocol Polygon bor from version 2.2.11 to version 2.3.0, as part of our ongoing efforts to enhance performance, security, and reliability.

    What to expect:

    • The upgrade process is expected to take approximately 2 hours

    • During this period, there may be temporary disruptions or degraded performance

    • No action is required on your end, our team will handle the upgrade seamlessly

    We will be closely monitoring the process to ensure a smooth transition and will provide updates as needed. Thank you for your patience and support!

    If you have any questions, feel free to reach out at support@chainstack.com

Cronos Testnet Full (Virtuozzo eu3, Amsterdam) - PROBLEM
  • Resolved
    Resolved

    The node is up!

    Your node is fully functional now. Thank you for your patience.

  • Investigating
    Investigating

    The node is currently down.

    Our team is already on it and working hard to restore your node as soon as possible.
    We apologize for any inconvenience caused.

Internal platform upgrades - Chainstack Cloud, NYC
  • Completed
    September 25, 2025 at 9:05 PM
    Completed
    September 25, 2025 at 9:05 PM
    Maintenance has completed successfully.
  • In progress
    September 25, 2025 at 8:00 PM
    In progress
    September 25, 2025 at 8:00 PM
    Maintenance is now in progress
  • Planned
    September 25, 2025 at 8:00 PM
    Planned
    September 25, 2025 at 8:00 PM

    Dear valued users.

    We want to inform you that we will be conducting platform maintenance of Chainstack Cloud, NYC region. During this maintenance, we will upgrade software which can cause short network disruptions. We apologize for any inconvenience this may cause and appreciate your patience as we work to improve our services.

    If you have any questions or concerns, please don't hesitate to contact us. Thank you for your understanding.

Sep 2025 to Nov 2025

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