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POST/api/v1/monitoring/drift/detect

Run drift detection between two eval runs

Loads per-case metrics for two eval runs and runs z-score drift detection. Requires baselineRunId + currentRunId (both UUID). 404 if a run is missing; 403 if not an org member.

Authentication

Send Authorization: Bearer YOUR_API_KEY on every request. Generate API keys at /dashboard/settings/api-keys.

Request body required

Example

{
  "baselineRunId": "00000000-0000-0000-0000-000000000000",
  "currentRunId": "00000000-0000-0000-0000-000000000000"
}
Schema
{
  "application/json": {
    "schema": {
      "type": "object",
      "properties": {
        "baselineRunId": {
          "type": "string",
          "format": "uuid",
          "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
        },
        "currentRunId": {
          "type": "string",
          "format": "uuid",
          "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
        }
      },
      "required": [
        "baselineRunId",
        "currentRunId"
      ],
      "additionalProperties": false
    }
  }
}

Response

200 example

{
  "success": true
}

All status codes

200{ hasDrift, overallDelta, metricDeltas, alerts }.
400(no description)
401(no description)
403Forbidden - insufficient role for this operation.
404(no description)
429(no description)
500Internal Server Error — an unhandled error was converted to the standard error envelope (INTERNAL_ERROR).

Code samples

cURL

curl -X POST \
  https://evalguard.ai/api/v1/monitoring/drift/detect \
  -H "Authorization: Bearer $EVALGUARD_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{ "baselineRunId": "00000000-0000-0000-0000-000000000000", "currentRunId": "00000000-0000-0000-0000-000000000000" }'

TypeScript

// The TypeScript SDK (@evalguard/sdk) exposes TYPED methods — runEval,
// getEval, runSecurityScan, checkFirewall, … — not a generic request().
// For an arbitrary endpoint, call it directly:

const res = await fetch("https://evalguard.ai/api/v1/monitoring/drift/detect", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.EVALGUARD_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "baselineRunId": "00000000-0000-0000-0000-000000000000",
    "currentRunId": "00000000-0000-0000-0000-000000000000"
  }),
});
console.log(res.status, await res.json());

Python

# The Python SDK (pip install evalguardai) exposes TYPED methods on
# EvalGuardClient — run_eval, get_eval, … — not a generic request().
# For an arbitrary endpoint, call it directly:

import os
import requests

headers = {"Authorization": f"Bearer {os.environ['EVALGUARD_API_KEY']}"}
headers["Content-Type"] = "application/json"

response = requests.request(
    "POST",
    "https://evalguard.ai/api/v1/monitoring/drift/detect",
    headers=headers,
    json={
    "baselineRunId": "00000000-0000-0000-0000-000000000000",
    "currentRunId": "00000000-0000-0000-0000-000000000000"
},
)
print(response.status_code, response.json())

Go

package main

import (
	"context"
	"fmt"
	"net/http"
	"os"
	"strings"
)

func main() {
	body := strings.NewReader(`{"baselineRunId":"00000000-0000-0000-0000-000000000000","currentRunId":"00000000-0000-0000-0000-000000000000"}`)
	req, _ := http.NewRequestWithContext(context.Background(), "POST", "https://evalguard.ai/api/v1/monitoring/drift/detect", body)
	req.Header.Set("Authorization", "Bearer "+os.Getenv("EVALGUARD_API_KEY"))
	req.Header.Set("Content-Type", "application/json")
	resp, err := http.DefaultClient.Do(req)
	if err != nil { panic(err) }
	defer resp.Body.Close()
	fmt.Println(resp.Status)
}

Errors

400401403404429500

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