feat(hub): usage fact ledger for run-scoped cost attribution (ADR-0026) (#4)

Co-authored-by: Hong Jiarong <me@jrhim.com> Co-committed-by: Hong Jiarong <me@jrhim.com>
2026-07-18 14:46:41 +08:00
parent 97f7972cc5
commit aaa098bb8b
11 changed files with 760 additions and 46 deletions
@@ -73,9 +73,28 @@ export async function getSessionDetail(
          inputTokens: true,
          outputTokens: true,
          costUsd: true,
+          costSource: true,
          startedAt: true,
          finishedAt: true,
          error: true,
+          usageFacts: {
+            select: {
+              id: true,
+              occurredAt: true,
+              kind: true,
+              provider: true,
+              model: true,
+              inputTokens: true,
+              outputTokens: true,
+              quantity: true,
+              unit: true,
+              costUsd: true,
+              costSource: true,
+              capabilityId: true,
+              correlationId: true,
+            },
+            orderBy: { occurredAt: "asc" },
+          },
        },
        orderBy: { startedAt: "desc" },
        take: 100,
@@ -106,9 +125,25 @@ export async function getSessionDetail(
      inputTokens: r.inputTokens,
      outputTokens: r.outputTokens,
      costUsd: r.costUsd === null ? null : Number(r.costUsd),
+      costSource: r.costSource,
      startedAt: r.startedAt.toISOString(),
      finishedAt: r.finishedAt?.toISOString() ?? null,
      error: r.error,
+      usageFacts: r.usageFacts.map((f) => ({
+        id: f.id,
+        occurredAt: f.occurredAt.toISOString(),
+        kind: f.kind,
+        provider: f.provider,
+        model: f.model,
+        inputTokens: f.inputTokens,
+        outputTokens: f.outputTokens,
+        quantity: f.quantity === null ? null : Number(f.quantity),
+        unit: f.unit,
+        costUsd: f.costUsd === null ? null : Number(f.costUsd),
+        costSource: f.costSource,
+        capabilityId: f.capabilityId,
+        correlationId: f.correlationId,
+      })),
    })),
  };
 }