HKUDS/nanobot · error · ValueError

host is 0.0.0.0 (all interfaces) but api_key is not set - se

Error message

host is 0.0.0.0 (all interfaces) but api_key is not set - set api.api_key to prevent unauthenticated access

What it means

Error "host is 0.0.0.0 (all interfaces) but api_key is not set - set api.api_key to prevent unauthenticated access" thrown in HKUDS/nanobot.

Source

Thrown at nanobot/config/schema.py:356

    interval_s: int = 30 * 60  # 30 minutes
    keep_recent_messages: int = 8


class ApiConfig(Base):
    """OpenAI-compatible API server configuration."""

    host: str = "127.0.0.1"  # Safer default: local-only bind.
    port: int = 8900
    timeout: float = 120.0  # Per-request timeout in seconds.
    api_key: str = Field(default="", repr=False)

    @model_validator(mode="after")
    def wildcard_host_requires_auth(self) -> "ApiConfig":
        if self.host not in ("0.0.0.0", "::"):
            return self
        if self.api_key.strip():
            return self
        raise ValueError(
            "host is 0.0.0.0 (all interfaces) but api_key is not set "
            "- set api.api_key to prevent unauthenticated access"
        )


class GatewayConfig(Base):
    """Gateway/server configuration."""

    host: str = "127.0.0.1"  # Safer default: local-only bind.
    port: int = 18790
    restart_mode: Literal["auto", "exec", "spawn", "exit"] = "auto"
    heartbeat: HeartbeatConfig = Field(default_factory=HeartbeatConfig)


class MCPServerConfig(Base):
    """MCP server connection configuration (stdio or HTTP)."""

    type: Literal["stdio", "sse", "streamableHttp"] | None = None  # auto-detected if omitted

View on GitHub (pinned to 42f37dc4c0)

When it happens

Trigger: Thrown at nanobot/config/schema.py:356 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

AI-assisted analysis of HKUDS/nanobot@42f37dc4c0 (2026-08-26). Data as JSON: /api/errors/341794fd115b5374. Report an issue: GitHub.