Experimental
UNSTABLE
This capability is not part of the spec yet, and may be removed or changed at any point.
Capabilities for the override system prompt mode.
override
Supplying {} means the agent supports replacing its built-in default instructions with the client-provided system prompt.
{}
Optional
The _meta property is reserved by ACP to allow clients and agents to attach additional metadata to their interactions. Implementations MUST NOT make assumptions about values at these keys.
See protocol docs: Extensibility
UNSTABLE
This capability is not part of the spec yet, and may be removed or changed at any point.
Capabilities for the
overridesystem prompt mode.Supplying
{}means the agent supports replacing its built-in default instructions with the client-provided system prompt.