Agentic AI Atlas

II.

Claim JSON

claim:omp-issue-542-mid-conversation-system

Structured · live

claim:omp-issue-542-mid-conversation-system json

Inspect the normalized record payload exactly as the atlas UI reads it.

File · catalog-meta/evidence-sources/omp-issue-542.yamlCluster · catalog-meta

Record JSON

{
  "id": "claim:omp-issue-542-mid-conversation-system",
  "_kind": "Claim",
  "_file": "catalog-meta/evidence-sources/omp-issue-542.yaml",
  "_cluster": "catalog-meta",
  "attributes": {
    "claimId": "omp-issue-542-mid-conversation-system",
    "subjectId": "agentVersion:omp:ge-15-5-9",
    "subjectKind": "AgentVersion",
    "attribute": "adapterMetadata.modelCompatibility.supportsMidConversationSystem",
    "value": {
      "supported": true,
      "providerFamily": "anthropic",
      "transport": "anthropic-messages",
      "minimumModelFamilyVersion": "claude-opus-4.8",
      "settingName": "supportsMidConversationSystem"
    },
    "statement": "OMP 15.5.11 adds mid-conversation system message support for eligible\nAnthropic Messages turns by upgrading developer turns to system role on\nfirst-party Claude API with Claude Opus 4.8+ and exposes the\nsupportsMidConversationSystem compatibility setting.\n",
    "evidenceSourceIds": [
      "evidence:omp-issue-542-v15-5-11-release"
    ],
    "confidence": "high",
    "provenanceKind": "vendor-doc",
    "evidenceStrength": "strong",
    "status": "accepted",
    "claimedAt": "2026-05-29T11:25:00Z",
    "claimedBy": "@a5c-ai/catalog",
    "claimKind": "assertion"
  },
  "outgoingEdges": [
    {
      "from": "claim:omp-issue-542-mid-conversation-system",
      "to": "evidence:omp-issue-542-v15-5-11-release",
      "kind": "evidenced_by"
    },
    {
      "from": "claim:omp-issue-542-mid-conversation-system",
      "to": "agentVersion:omp:ge-15-5-9",
      "kind": "claims"
    }
  ],
  "incomingEdges": []
}