apicheats.dev anthropic/llms.txt Raw .md
GET

GET /v1/sessions/{session_id}/events?beta=true — Claude API

Beta

Anthropic API key (required); https://api.anthropic.com

Claude API

List Events

Base URL
https://api.anthropic.com
Auth
x-api-key: <ANTHROPIC_API_KEY>
Last verified
2026-10-20 · upstream hash matched
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Critical gotchas

Authentication uses the x-api-key header and requests also require an anthropic-version header.

The official OpenAPI URL is discovered from the SDK repository manifest and must remain under Anthropic's trusted Stainless storage prefix.

cURL

curl -X GET 'https://api.anthropic.com/v1/sessions/session-id/events?beta=true&limit=10&page=example-page&order=asc&types%5B%5D=example&created_at%5Bgte%5D=example-created-at%5Bgte%5D&created_at%5Bgt%5D=example-created-at%5Bgt%5D&created_at%5Blte%5D=example-created-at%5Blte%5D&created_at%5Blt%5D=example-created-at%5Blt%5D' \  -H "x-api-key: $ANTHROPIC_API_KEY" \  -H 'anthropic-version: 2023-06-01'

Parameters

Name In Type Required Description
session_id path string Yes Path parameter session_id
limit query integer No Query parameter for limit
page query string No Opaque pagination cursor from a previous response's `next_page`.
order query string No Sort direction for results, ordered by the event's `processed_at`. Defaults to `asc` (chronological).
types[] query string[] No 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.
created_at[gte] query string No Return events created at or after this time (inclusive). Compared against the event's `processed_at` value.
created_at[gt] query string No Return events created after this time (exclusive). Compared against the event's `processed_at` value.
created_at[lte] query string No Return events created at or before this time (inclusive). Compared against the event's `processed_at` value.
created_at[lt] query string No Return events created before this time (exclusive). Compared against the event's `processed_at` value.

Response 200 OK

{
  "data": [
    {
      "type": "user.message",
      "id": "sevt_011CZkZGOp0iBcp4kaQSihUmy",
      "content": [
        {
          "type": "text",
          "text": "Where is my order #1234?"
        }
      ],
      "processed_at": "2026-03-15T10:00:00Z"
    },
    {
      "type": "agent.message",
      "id": "sevt_011CZkZHPq1jCdq5lbRTjiVnz",
      "content": [
        {
          "type": "text",
          "text": "Let me look up order #1234 for you."
        }
      ],
      "processed_at": "2026-03-15T10:00:00Z"
    }
  ],
  "next_page": "page_MjAyNS0wNS0xNFQwMDowMDowMFo="
}
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