{
  "id": "agent-core-impl:codex.core@1.x",
  "_kind": "AgentCoreImpl",
  "_file": "agent-stack/core-impls/codex-core-1-x.yaml",
  "_cluster": "agent-stack",
  "attributes": {
    "displayName": "Codex CLI Core (1.x)",
    "agentVersionId": "agentVersion:codex:ge-0-119-0",
    "packageRef": "source-ref:codex-github",
    "loopIteratorPolicy": "tool-use-loop",
    "loopIteratorNotes": "Tool-use loop driven by the OpenAI Responses API. Each turn the model emits a `response.output_item.added` event sequence; the runtime executes any tool calls via its bundled shell sandbox and posts back `function_call_output` items. The loop advances until a `response.completed` event is observed. ",
    "contextManagementStrategy": "rolling-summary",
    "compactionTriggerNotes": "Codex maintains a rolling summary of older turns; the cutover is decided by the Codex Rust runtime, not by an exposed token threshold. ",
    "subagentInvokerPolicy": "tool-call-handoff",
    "subagentInvokerNotes": "Codex emits a Responses-API `handoff` event (or a structured `function_call` targeting another agent profile) and the runtime swaps the active profile/model for the duration of the sub-task. ",
    "resultSynthesisPolicy": "model-direct",
    "resultSynthesisNotes": "Final response text is streamed via `response.output_text.delta` events and finalized on `response.completed`; the CLI prints the assistant text to stdout when `--output-last-message` or default streaming mode is used. ",
    "stopDetectionStrategy": "structured-end-event",
    "transportClientLibrary": "codex-internal",
    "supportedTransportProtocols": [
      "model-transport:openai-responses"
    ],
    "parallelToolCallHandling": "native",
    "streamingFidelity": "full",
    "thinkingChannelHandling": "model-dependent"
  },
  "outgoingEdges": [
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "layer:4-agent-core",
      "kind": "realizes",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "agent:codex",
      "kind": "composes",
      "attributes": {
        "role": "core"
      }
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "model-transport:openai-responses",
      "kind": "speaks",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "capability:parallel-tool-calls",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=1.0.0 <2.0.0",
        "level": "partial",
        "notes": "Codex's tool dispatch is gated by per-call approval; parallel tool calls depend on model emission and approval policy. "
      }
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "capability:requires-tool-approval",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=1.0.0 <2.0.0",
        "level": "full",
        "notes": "Codex's approvalGatingPrimitive is per-call; the runtime exposes --ask-for-approval and --sandbox modes to gate tool execution. "
      }
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "capability:streaming",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=1.0.0 <2.0.0",
        "level": "full",
        "notes": "Codex CLI's runtime advertises supportsStreaming=true; tokens are streamed to the TUI. "
      }
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "capability:supports-tool-use",
      "kind": "supports",
      "attributes": {
        "versionRange": ">=1.0.0 <2.0.0",
        "level": "full",
        "notes": "Codex bundles built-in tools (read, bash) and dispatches model-emitted tool calls through the core loop with per-call approval gating. "
      }
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "protocol-message:openai-response-created",
      "kind": "emits_message_type",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "protocol-message:openai-response-output-item-added",
      "kind": "emits_message_type",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "protocol-message:openai-response-output-text-delta",
      "kind": "emits_message_type",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "protocol-message:openai-response-completed",
      "kind": "emits_message_type",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "protocol-message:openai-response-failed",
      "kind": "emits_message_type",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "effort-level:minimal",
      "kind": "supports_effort_level",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "effort-level:low",
      "kind": "supports_effort_level",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "effort-level:medium",
      "kind": "supports_effort_level",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "effort-level:high",
      "kind": "supports_effort_level",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "hook-surface:codex.on-tool-call",
      "kind": "fires_hook",
      "attributes": {}
    },
    {
      "from": "agent-core-impl:codex.core@1.x",
      "to": "hook-surface:codex.on-stop",
      "kind": "fires_hook",
      "attributes": {}
    }
  ],
  "incomingEdges": [
    {
      "from": "agentVersion:codex:ge-0-0-0-lt-0-119-0",
      "to": "agent-core-impl:codex.core@1.x",
      "kind": "composed_of",
      "attributes": {
        "role": "core"
      }
    },
    {
      "from": "agentVersion:codex:ge-0-119-0",
      "to": "agent-core-impl:codex.core@1.x",
      "kind": "composed_of",
      "attributes": {
        "role": "core"
      }
    }
  ]
}