generated: '2026-07-20'
method: searched
source: docs.pyth.network/price-feeds/changelog, status.pyth.network, docs.pyth.network/price-feeds/core/getting-started
versioning:
  scheme: uri-path
  current: v2 (Hermes), v1 (Benchmarks)
  legacy: Hermes /api/* is the v1 surface, superseded by /v2/*
deprecation:
  policy_url: https://docs.pyth.network/price-feeds/changelog
  legacy_endpoints:
    - openapi/pyth-hermes-openapi-original.json#get_price_feed
    - openapi/pyth-hermes-openapi-original.json#get_vaa
    - openapi/pyth-hermes-openapi-original.json#get_vaa_ccip
    - openapi/pyth-hermes-openapi-original.json#latest_price_feeds
    - openapi/pyth-hermes-openapi-original.json#latest_vaas
    - openapi/pyth-hermes-openapi-original.json#price_feed_ids
  breaking_changes:
    - date: '2026-08-18'
      change: >-
        The Hermes public price API will require a Pyth API key. Unauthenticated access to the
        Hermes endpoints is being retired.
status_page: https://status.pyth.network
changelog: https://docs.pyth.network/price-feeds/changelog
notes: >-
  Pyth publishes a daily-dated changelog dominated by price-feed additions/removals; feed catalog
  changes are frequent (see changelog/pyth-changelog.yml).