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Changelog

New updates and improvements to OpenCode

  1. v1.19.4

    Upgraded the bundled Bun runtime to 1.4.4

    Upgraded the bundled Bun runtime to 1.4.4, which includes security fixes for Brotli, TLS, HTTP/1.1, HTTP/2, HTTP/3, WebSocket, and fetch, and updates root certificates to NSS 3.131.1.

  2. v1.19.3

    Improvements

    Improvements

    • CoreConfigure model reasoning options to generate reasoning variants, replacing catalog variants while preserving your configured variant overrides.
  3. v1.19.2

    OpenCode 1 now stays on the 1.x release line

    OpenCode 1 now stays on the 1.x release line: update checks use only the npm opencode-ai latest version, so 1.x installs are never offered a 2.x build as a regular update.

    Fixes

    • CoreUpgrading to OpenCode 2 remains a separate, explicit choice through the 2.0 offer in /update or opencode upgrade --major.
    • CoreFix upgrades for installs managed by yarn.
    • CoreSkip 1.x updates for Homebrew Core installs, which now track OpenCode 2, and check tap and Chocolatey availability before offering an update.
    • CoreThe install script refuses to install 2.x versions.
  4. v1.19.1

    Session sharing has been discontinued

    Session sharing has been discontinued. Existing share links and session-sharing commands are no longer available, and importing sessions from share URLs is unsupported.

  5. v1.19.0

    Run opencode upgrade --major to upgrade to OpenCode 2

    Improvements

    • TerminalUse /update to install OpenCode updates or upgrade to OpenCode 2; updates are no longer installed automatically.

    Fixes

    • CoreAllow the OpenAI ultrafast service tier.
    • CoreValidate PTY connection origins and tickets before checking whether a PTY exists.
  6. v1.18.35

    Added canonical redirects and JSON and Markdown data formats for agent-readable stats

    Fixes

    • CorexAI tool results now include supported images, while unsupported image formats are skipped.@Jaaneek
  7. v1.18.34

    Send namespaced session and parent-session identity headers with model requests

    Fixes

    • CoreRe-sign locally compiled macOS binaries so they run reliably on macOS 27+.@ryangamerdev
    • CoreSign macOS CLI release binaries with a Developer ID.
  8. v1.18.33

    Cloudflare AI Gateway models now honor provider response and stream timeouts

    Fixes

    • CoreMCP browser launch failures are now reported when the launcher exits immediately.
    • CoreDebug configuration output now redacts credentials and sensitive headers.
    • CoreGemini thinking defaults and effort options now match the supported controls across model generations.@markmcd
  9. v1.18.32
  10. v1.18.31

    Request summarized adaptive thinking for GitHub Copilot models

    Fixes

    • CoreRestored ACP session model, effort, mode, and reasoning chunk boundaries when loading, resuming, or forking sessions.@JacobNWolf
    • TerminalShow remote config authentication errors during startup and exit with a failure status.