Class OpenCodeAdapter

agents/opencode_adapter.py:89–336

Base class for agents that run via OpenCode CLI.

    # Meta Model API (api.meta.ai) — custom provider declared in
    # muse_adapter; the key is referenced as {env:META_MODEL_API_KEY} in opencode.json.
    "meta": "META_MODEL_API_KEY",
    # z.ai GLM Coding Plan (api.z.ai/api/coding/paas/v4) — native models.dev
    # provider used by glm53_adapter.
    "zai-coding-plan": "ZHIPU_API_KEY",
}


class OpenCodeAdapter(BaseInstalledAgent):
    """
    Base class for agents that run via OpenCode CLI.
    """

    _default_model: str = ""
    _log_prefix: str = "opencode"
    _log_file: str = "opencode.txt"
    _model_options: dict = {}  # extra options merged into the model config

    def __init__(self, run_timeout_sec: int | None = None, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self._run_timeout_sec = int(run_timeout_sec) if run_timeout_sec is not None else None

    @property
    def _install_agent_template_path(self) -> Path:
        return Path(__file__).parent / "install-opencode.sh.j2"

    @staticmethod
    def name() -> str:
        return "opencode-adapter"

    async def install(self, environment: BaseEnvironment) -> None:
        # OpenCode is pre-installed in the Docker image via NVM.
        # Verify it's accessible; if not, install it.
        result = await environment.exec(
            command='export NVM_DIR="$HOME/.nvm"; [ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh"; command -v opencode',
        )
        if result.return_code != 0:
            await self.exec_as_agent(
                environment,
                command=(
                    "curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.2/install.sh | bash && "
                    'export NVM_DIR="$HOME/.nvm" && '
                    '. "$NVM_DIR/nvm.sh" && '
                    "nvm install 22 && npm i -g opencode-ai@latest && "
                    "opencode --version"
                ),
            )

    def populate_context_post_run(self, context: AgentContext) -> None:
        """Parse OpenCode JSONL log → ATIF trajectory.json + token counts."""
        log_path = self.logs_dir / self._log_file
        if not log_path.exists():
            logger.warning("OpenCode log not found: %s", log_path)
            return

        try:
            trajectory = _parse_opencode_log(
                log_path,
                model_name=self.model_name or self._default_model,