API reference · schema

BenchmarkItem

2 fields · used by 1 operations

Last reviewed 2026-10-02

Fields

Field	Type	Meaning
`prompt_prefix` required	string
`canonical_continuation` required	string

Smallest valid example

{
  "prompt_prefix": "prompt-prefix",
  "canonical_continuation": "canonical-continuation"
}

Used by 1 operation

POST /fabric/eval/contamination/scan Scan Contamination

JSON Schema

Show the raw definition

{
  "properties": {
    "prompt_prefix": {
      "type": "string",
      "title": "Prompt Prefix"
    },
    "canonical_continuation": {
      "type": "string",
      "title": "Canonical Continuation"
    }
  },
  "type": "object",
  "required": [
    "prompt_prefix",
    "canonical_continuation"
  ],
  "title": "BenchmarkItem"
}

Try CAIN-42 on your own agents

Create a free account and every new account starts with a 7-day trial of the full platform. Or try the sandbox first, with no account at all.

Create a free account → · Try the sandbox · See the whole ecosystem