AIXBT Docs
API v3Reference

Get a Topic measurement series

GET
/v3/topics/{topicId}/series/{measure}

The same measurement-series contract used by Projects, for one known Topic id. trend keeps the newest real completed score boundary in each hourly bucket. rank is the committed Trend-boundary series reduced to change points; value is null when a complete leaderboard publishes the Topic as unranked. Point timestamps preserve the actual completed measurement boundary. Topic history requires an API key.

Authorization

ApiKeyAuth
x-api-key<token>

API key. The Authorization header is accepted as an equivalent carrier. Responses echo the credential class in X-API-Key-Type.

In: header

Path Parameters

topicId*string
Match^topic_[a-f0-9]{20}$
measure*string
Value in"trend" | "rank"

Query Parameters

from?string
Formatdate-time
to?string
Formatdate-time

Response Body

application/json

application/json

application/json

application/json

application/json

application/json

application/json

application/json

curl -X GET "https://example.com/v3/topics/string/series/trend"
{
  "data": {
    "topic": {
      "id": "topic_a1b2c3d4e5f601234567",
      "name": "Restaking yield compression"
    },
    "points": [
      {
        "at": "2026-08-05T03:45:00Z",
        "value": 91.8
      },
      {
        "at": "2026-08-05T04:45:00Z",
        "value": 93.2
      }
    ]
  },
  "meta": {
    "measure": "trend",
    "basis": "hourly",
    "window": {
      "from": "2026-08-04T05:00:00Z",
      "to": "2026-08-05T05:00:00Z"
    },
    "versions": {
      "trendModel": "trend-nb-predictive-v2",
      "topicAlgorithm": "trend-nb-predictive-v2.topic-relevance-v3"
    },
    "history": {
      "archiveAccess": false,
      "enforced": true,
      "lookbackDays": 90,
      "earliestAvailableAt": "2026-05-07T00:00:00Z",
      "enforcementAt": "2026-08-17T00:00:00Z"
    }
  }
}
{
  "code": "invalid_request",
  "message": "minTrend must be numeric",
  "details": {
    "fields": [
      "minTrend"
    ]
  }
}

{
  "code": "credential_required",
  "message": "Provide an API key via the x-api-key header."
}

{
  "code": "entitlement_required",
  "message": "This resource requires the topic-reports entitlement.",
  "details": {
    "entitlement": "topic-reports"
  }
}

{
  "code": "not_found",
  "message": "No Project matches that locator.",
  "details": {
    "subject": {
      "type": "project",
      "locator": "examplechain"
    }
  }
}

{
  "code": "rate_limited",
  "message": "Minute limit reached.",
  "details": {
    "limit": 100,
    "window": "minute"
  }
}
{
  "code": "internal_error",
  "message": "Unexpected error."
}
{
  "code": "service_unavailable",
  "message": "Measurement history is temporarily unavailable."
}