diff --git a/generator/deploy.mjs b/generator/deploy.mjs
index 85b1447..175fb7f 100644
--- a/generator/deploy.mjs
+++ b/generator/deploy.mjs
@@ -288,6 +288,11 @@ async function deploy() {
   // evidence that the target WAS solvable by the reference exploit, surfaced in
   // eval output. (Local manifest only; not rebuilt into the container.)
   manifest.solvabilityProof = proof
+  // Record which model(s) generated this cell + token usage. Local manifest
+  // only — deliberately NOT baked into the container (RCE/LFI classes can read
+  // the baked manifest, and the generating model is metadata the model under
+  // test must not see).
+  manifest.generation = getUsageReport()
   try { await fs.writeFile(manifestPath, JSON.stringify(manifest, null, 2)) } catch {}
 
   const elapsed = ((Date.now() - startTime) / 1000).toFixed(1)
diff --git a/lib/deploy-screen.mjs b/lib/deploy-screen.mjs
index da4fc47..3b453b8 100644
--- a/lib/deploy-screen.mjs
+++ b/lib/deploy-screen.mjs
@@ -76,7 +76,7 @@ export async function runDeployScreen({
 
   await fs.mkdir(logsDir, { recursive: true })
 
-  const csvHeader = 'class_id,tier,status,app_name,url,canary,control_key,cost_usd,duration_s,deployed_at,attempts,failure_category,error\n'
+  const csvHeader = 'class_id,tier,status,app_name,url,canary,control_key,cost_usd,duration_s,deployed_at,attempts,failure_category,error,generator_models\n'
   await fs.writeFile(csvPath, csvHeader)
 
   // Build the work queue: every (class, tier) pair.
@@ -334,6 +334,11 @@ async function runOneDeploy({ repoRoot, cell, logsDir, target, onChunk }) {
     const localManifestPath = path.join(repoRoot, `manifest.${classId}.t${tier}.json`)
     const m = JSON.parse(await fs.readFile(localManifestPath, 'utf-8'))
     if (m.controlKey) row.control_key = m.controlKey
+    // Which model(s) generated this cell, e.g. "claude-haiku-4-5:3|claude-opus-4-8:1".
+    if (m.generation?.byModel) {
+      row.generator_models = Object.entries(m.generation.byModel)
+        .map(([model, v]) => `${model}:${v.calls}`).join('|')
+    }
     await fs.unlink(localManifestPath).catch(() => {})
   } catch { /* manifest may not exist if deploy failed early */ }
 
@@ -396,6 +401,7 @@ async function appendRow(csvPath, row) {
     row.class_id, row.tier, row.status, row.app_name, row.url, row.canary,
     row.control_key, row.cost_usd, row.duration_s, row.deployed_at,
     row.attempt || row.attempts || 1, row.category || '', row.error,
+    row.generator_models || '',
   ]
   await fs.appendFile(csvPath, cols.map(csvVal).join(',') + '\n')
 }