generated: '2026-07-19'
method: searched
source: https://docs.kadena.io/changelogs/chainweb-node
status: ceased-operations
summary: >-
  Kadena the company announced it would cease operations on 2025-10-21. Kadena
  Mainnet stopped producing blocks on 2025-11-15T23:26:15Z and the kadena-io GitHub
  organization was archived on 2025-12-23. A community edition (kda-community) forked
  from mainnet on 2025-11-08 and continues the open-source protocol.
versioning:
  scheme: uri-path-variable
  current: '0.0'
  note: >-
    The Chainweb Node and Pact REST APIs carry an {apiVersion} path variable
    (default "0.0"); the network is selected by path segment (mainnet01 / testnet04)
    and Pact API version is v1.
  docs: https://kadena-io.github.io/chainweb-openapi/
deprecation:
  policy_url: null
  sunset_header: false
  note: >-
    No RFC 8594 Sunset/Deprecation header policy was published. Effective network
    sunset was operational (mainnet halted 2025-11-15), not header-signalled.
sunset:
  company_operations_ceased: '2025-10-21'
  mainnet_last_block: '2025-11-15'
  github_org_archived: '2025-12-23'
  community_fork: https://github.com/kda-community/chainweb-node
  community_fork_date: '2025-11-08'
sla:
  url: null
  uptime_target: null
status_page: null
status_page_note: >-
  No dedicated status page (e.g. status.kadena.io) was found. Node liveness was
  observable via the /health-check and /info endpoints on each Chainweb node.
changelog: https://docs.kadena.io/changelogs/chainweb-node
releases: https://github.com/kadena-io/chainweb-node/releases