Claude Platform Docs

列出事件

EventListPage beta().sessions().events().list(params = EventListParams.none(), requestOptions = RequestOptions.none())
GET/v1/sessions/{session_id}/events

列出事件

Parameters
EventListParams params
Optional<String> sessionId⁠Path parameter
Optional<LocalDateTime> createdAtGt⁠Query parameter

Return events created after this time (exclusive). Compared against the event's processed_at value.

formatdate-time
Optional<LocalDateTime> createdAtGte⁠Query parameter

Return events created at or after this time (inclusive). Compared against the event's processed_at value.

formatdate-time
Optional<LocalDateTime> createdAtLt⁠Query parameter

Return events created before this time (exclusive). Compared against the event's processed_at value.

formatdate-time
Optional<LocalDateTime> createdAtLte⁠Query parameter

Return events created at or before this time (inclusive). Compared against the event's processed_at value.

formatdate-time
Optional<Long> limit⁠Query parameter
formatint32
Optional<Order> order⁠Query parameter

Sort direction for results, ordered by the event's processed_at. Defaults to asc (chronological).

ASC("asc")
DESC("desc")
Optional<String> page⁠Query parameter

Opaque pagination cursor from a previous response's next_page.

Optional<List<BetaManagedAgentsSessionEventType>> types⁠Query parameter

Filter by event type. Values match the type field on returned events (for example, user.message or agent.tool_use). Omit to return all event types.

USER_MESSAGE("user.message")
USER_INTERRUPT("user.interrupt")
USER_TOOL_CONFIRMATION("user.tool_confirmation")
USER_CUSTOM_TOOL_RESULT("user.custom_tool_result")
AGENT_CUSTOM_TOOL_USE("agent.custom_tool_use")
AGENT_MESSAGE("agent.message")
AGENT_THINKING("agent.thinking")
AGENT_MCP_TOOL_USE("agent.mcp_tool_use")
AGENT_MCP_TOOL_RESULT("agent.mcp_tool_result")
AGENT_TOOL_USE("agent.tool_use")
AGENT_TOOL_RESULT("agent.tool_result")
AGENT_THREAD_MESSAGE_RECEIVED("agent.thread_message_received")
AGENT_THREAD_MESSAGE_SENT("agent.thread_message_sent")
AGENT_THREAD_CONTEXT_COMPACTED("agent.thread_context_compacted")
SESSION_ERROR("session.error")
SESSION_STATUS_RESCHEDULED("session.status_rescheduled")
SESSION_STATUS_RUNNING("session.status_running")
SESSION_STATUS_IDLE("session.status_idle")
SESSION_STATUS_TERMINATED("session.status_terminated")
SESSION_THREAD_CREATED("session.thread_created")
SPAN_OUTCOME_EVALUATION_START("span.outcome_evaluation_start")
SPAN_OUTCOME_EVALUATION_END("span.outcome_evaluation_end")
SPAN_MODEL_REQUEST_START("span.model_request_start")
SPAN_MODEL_REQUEST_END("span.model_request_end")
SPAN_OUTCOME_EVALUATION_ONGOING("span.outcome_evaluation_ongoing")
USER_DEFINE_OUTCOME("user.define_outcome")
SESSION_THREAD_STATUS_RUNNING("session.thread_status_running")
SESSION_THREAD_STATUS_IDLE("session.thread_status_idle")
SESSION_THREAD_STATUS_TERMINATED("session.thread_status_terminated")
USER_TOOL_RESULT("user.tool_result")
SESSION_THREAD_STATUS_RESCHEDULED("session.thread_status_rescheduled")
SESSION_UPDATED("session.updated")
SYSTEM_MESSAGE("system.message")
SESSION_USAGE("session.usage")
WORKFLOW_RUN_CREATED("workflow_run.created")
WORKFLOW_RUN_STATUS_RUNNING("workflow_run.status_running")
WORKFLOW_RUN_STATUS_IDLE("workflow_run.status_idle")
WORKFLOW_RUN_STATUS_ENDED("workflow_run.status_ended")
WORKFLOW_RUN_ERROR("workflow_run.error")
WORKFLOW_RUN_PHASE_STARTED("workflow_run.phase_started")
WORKFLOW_RUN_PHASE_ENDED("workflow_run.phase_ended")
Optional<List<AnthropicBeta>> betas⁠Header parameter

This endpoint is in beta: requests must send managed-agents-2026-04-01 in this header.

MESSAGE_BATCHES_2024_09_24("message-batches-2024-09-24")
PROMPT_CACHING_2024_07_31("prompt-caching-2024-07-31")
COMPUTER_USE_2024_10_22("computer-use-2024-10-22")
COMPUTER_USE_2025_01_24("computer-use-2025-01-24")
PDFS_2024_09_25("pdfs-2024-09-25")
TOKEN_COUNTING_2024_11_01("token-counting-2024-11-01")
TOKEN_EFFICIENT_TOOLS_2025_02_19("token-efficient-tools-2025-02-19")
OUTPUT_128K_2025_02_19("output-128k-2025-02-19")
FILES_API_2025_04_14("files-api-2025-04-14")
MCP_CLIENT_2025_04_04("mcp-client-2025-04-04")
MCP_CLIENT_2025_11_20("mcp-client-2025-11-20")
DEV_FULL_THINKING_2025_05_14("dev-full-thinking-2025-05-14")
INTERLEAVED_THINKING_2025_05_14("interleaved-thinking-2025-05-14")
CODE_EXECUTION_2025_05_22("code-execution-2025-05-22")
EXTENDED_CACHE_TTL_2025_04_11("extended-cache-ttl-2025-04-11")
CONTEXT_1M_2025_08_07("context-1m-2025-08-07")
CONTEXT_MANAGEMENT_2025_06_27("context-management-2025-06-27")
MODEL_CONTEXT_WINDOW_EXCEEDED_2025_08_26("model-context-window-exceeded-2025-08-26")
SKILLS_2025_10_02("skills-2025-10-02")
FAST_MODE_2026_02_01("fast-mode-2026-02-01")
OUTPUT_300K_2026_03_24("output-300k-2026-03-24")
USER_PROFILES_2026_03_24("user-profiles-2026-03-24")
USER_PROFILES_2026_08_18("user-profiles-2026-08-18")
USER_PROFILES_2026_09_04("user-profiles-2026-09-04")
ADVISOR_TOOL_2026_03_01("advisor-tool-2026-03-01")
MANAGED_AGENTS_2026_04_01("managed-agents-2026-04-01")
CACHE_DIAGNOSIS_2026_04_07("cache-diagnosis-2026-04-07")
DREAMING_2026_04_21("dreaming-2026-04-21")
THINKING_TOKEN_COUNT_2026_05_13("thinking-token-count-2026-05-13")
SERVER_SIDE_FALLBACK_2026_06_01("server-side-fallback-2026-06-01")
SERVER_SIDE_FALLBACK_2026_07_01("server-side-fallback-2026-07-01")
FALLBACK_CREDIT_2026_06_01("fallback-credit-2026-06-01")
FALLBACK_CREDIT_2026_07_01("fallback-credit-2026-07-01")
AGENT_MEMORY_2026_07_22("agent-memory-2026-07-22")
MID_CONVERSATION_TOOL_CHANGES_2026_07_01("mid-conversation-tool-changes-2026-07-01")
COMPACT_2026_01_12("compact-2026-01-12")
COMPUTER_USE_2025_11_24("computer-use-2025-11-24")
MCP_TUNNELS_2026_06_22("mcp-tunnels-2026-06-22")
STRUCTURED_OUTPUTS_2025_11_13("structured-outputs-2025-11-13")
TASK_BUDGETS_2026_03_13("task-budgets-2026-03-13")
THINKING_DISPLAY_UPDATES_2026_08_18("thinking-display-updates-2026-08-18")
CE_USER_MANAGEMENT_2026_07_13("ce-user-management-2026-07-13")
MID_CONVERSATION_OUTPUT_CONFIG_2026_07_01("mid-conversation-output-config-2026-07-01")
THINKING_BINDING_CONTROLS_2026_08_01("thinking-binding-controls-2026-08-01")
MID_CONVERSATION_SYSTEM_CLEAR_AT_2026_08_21("mid-conversation-system-clear-at-2026-08-21")
COMPACT_2026_09_04("compact-2026-09-04")
INLINE_TOOLS_2026_09_15("inline-tools-2026-09-15")
MCP_CLIENT_2026_09_15("mcp-client-2026-09-15")
CE_PLUGINS_2026_09_01("ce-plugins-2026-09-01")
SPEND_LIMIT_READS_2026_09_26("spend-limit-reads-2026-09-26")
TELEMETRY_DESTINATIONS_2026_08_11("telemetry-destinations-2026-08-11")
Optional<String> workspaceId⁠Header parameter

Optional header to select the Workspace for this request. The value is a Workspace ID (for example, wrkspc_011CZkZaBF1tNoB5wlCeusgy).

Only needed for credentials that can act on more than one Workspace. A credential that belongs to a specific Workspace may omit it; if sent, it must match that Workspace.

Returns
class BetaManagedAgentsSessionEvent: union

Union type for all event types in a session.

列出事件
package com.anthropic.example;

import com.anthropic.client.AnthropicClient;
import com.anthropic.client.okhttp.AnthropicOkHttpClient;
import com.anthropic.models.beta.sessions.events.EventListPage;
import com.anthropic.models.beta.sessions.events.EventListParams;

public final class Main {
    private Main() {}

    public static void main(String[] args) {
        AnthropicClient client = AnthropicOkHttpClient.fromEnv();

        EventListPage page = client.beta().sessions().events().list("sesn_011CZkZAtmR3yMPDzynEDxu7");
    }
}
Returns Examples
Response 200
{
  "data": [
    {
      "id": "sevt_011CZkZGPp1iBcp4kaQSihUm",
      "content": [
        {
          "text": "Where is my order #1234?",
          "type": "text"
        }
      ],
      "type": "user.message",
      "processed_at": "2026-03-15T10:00:00Z"
    },
    {
      "id": "sevt_011CZkZHPq1jCdq5mbRTjiVn",
      "content": [
        {
          "text": "Let me look up order #1234 for you.",
          "type": "text"
        }
      ],
      "processed_at": "2026-03-15T10:00:00Z",
      "type": "agent.message"
    }
  ],
  "next_page": "page_MjAyNS0wNS0xNFQwMDowMDowMFo="
}