diff --git a/tests/unit/free-tier-reaudit-2026-09.test.ts b/tests/unit/free-tier-reaudit-2026-09.test.ts
new file mode 100644
index 0000000000..42c01f7d69
--- /dev/null
+++ b/tests/unit/free-tier-reaudit-2026-09.test.ts
@@ -0,0 +1,108 @@
+import assert from "node:assert/strict";
+import { readFileSync } from "node:fs";
+import test from "node:test";
+
+import {
+  FREE_MODEL_BUDGETS,
+  computeFreeModelTotals,
+} from "@omniroute/open-sse/config/freeModelCatalog.ts";
+import { FREE_TIER_BUDGETS } from "@omniroute/open-sse/config/freeTierCatalog.ts";
+import { REGISTRY } from "@omniroute/open-sse/config/providerRegistry.ts";
+
+/**
+ * 2026-09-02 re-audit against the providers' own pages
+ * (_tasks/research/2026-09-02-freellmapi-7b4-claim/quotas-fonte-primaria.md).
+ * Each test pins one verified fact so the catalog cannot drift back to an
+ * invented number.
+ */
+const rows = (id: string) => FREE_MODEL_BUDGETS.filter((m) => m.provider === id);
+const ids = (id: string) =>
+  rows(id)
+    .map((m) => m.modelId)
+    .sort();
+
+test("gemini publishes no per-model free limits any more — uncapped, never summed", () => {
+  const g = rows("gemini");
+  assert.ok(g.length >= 1);
+  assert.ok(g.every((m) => m.freeType === "recurring-uncapped" && m.monthlyTokens === 0));
+  assert.ok(computeFreeModelTotals().uncappedProviders.includes("gemini"));
+});
+
+test("ollama-cloud free plan has no published token cap — uncapped, never summed", () => {
+  const o = rows("ollama-cloud");
+  assert.ok(o.length >= 1);
+  assert.ok(o.every((m) => m.freeType === "recurring-uncapped" && m.monthlyTokens === 0));
+  assert.ok(computeFreeModelTotals().uncappedProviders.includes("ollama-cloud"));
+});
+
+test("groq free plan: 200K TPD per model × 30 = 6M per model, each cap independent", () => {
+  assert.deepEqual(ids("groq"), [
+    "openai/gpt-oss-120b",
+    "openai/gpt-oss-20b",
+    "openai/gpt-oss-safeguard-20b",
+    "qwen/qwen3.6-27b",
+    "qwen/qwen3.8-27b",
+  ]);
+  for (const m of rows("groq")) {
+    assert.equal(m.monthlyTokens, 6_000_000, m.modelId);
+    assert.equal(m.poolKey, null, `${m.modelId} is a per-model cap, not a shared pool`);
+    assert.equal(m.freeType, "recurring-daily");
+    assert.equal(m.hardStopGuaranteed, true);
+  }
+  // retired from the free tier on 2026-07-17 / 2026-08-16 (console.groq.com/docs/deprecations)
+  for (const dead of [
+    "llama-3.3-70b-versatile",
+    "meta-llama/llama-4-scout-17b-16e-instruct",
+    "qwen/qwen3-32b",
+  ]) {
+    assert.ok(!ids("groq").includes(dead), `${dead} must not be in the free catalog`);
+  }
+  const registryIds = new Set(REGISTRY.groq.models.map((m) => m.id));
+  for (const id of ids("groq")) assert.ok(registryIds.has(id), `${id} must be routable`);
+});
+
+test("nara free plan: 7M tokens/day account-wide → 210M/month, one pool, the 8 plan models", () => {
+  const free = [
+    "agnes-2.0-flash",
+    "agnes-2.5-flash",
+    "laguna-s-2.1",
+    "minimax-m3-free",
+    "mistral-large",
+    "mistral-medium-3-5",
+    "qwen3.8-27b",
+    "stepfun-3.7-flash",
+  ];
+  assert.deepEqual(ids("nara"), free);
+  for (const m of rows("nara")) {
+    assert.equal(m.monthlyTokens, 210_000_000, m.modelId);
+    assert.equal(m.poolKey, "nara-free");
+    assert.equal(m.freeType, "recurring-daily");
+  }
+  assert.deepEqual(REGISTRY.nara.models.map((m) => m.id).sort(), free);
+});
+
+test("mistral keeps its 1B pool only with a dated console verification on record", () => {
+  const src = readFileSync(
+    new URL("../../open-sse/config/freeModelCatalog.data.ts", import.meta.url),
+    "utf8"
+  );
+  const m = rows("mistral");
+  assert.ok(m.length >= 1);
+  const pooled = m.filter((r) => r.monthlyTokens > 0);
+  if (pooled.length > 0) {
+    assert.ok(pooled.every((r) => r.monthlyTokens === 1_000_000_000 && r.poolKey === "mistral"));
+    assert.match(
+      src,
+      /evidence: console-verified 20\d\d-\d\d-\d\d por \S+ \(https:\/\/console\.mistral\.ai/
+    );
+  } else {
+    assert.ok(m.every((r) => r.freeType === "recurring-uncapped"));
+  }
+});
+
+test("legacy provider-level catalog agrees with the per-model catalog for the re-audited providers", () => {
+  assert.equal(FREE_TIER_BUDGETS.gemini, undefined);
+  assert.equal(FREE_TIER_BUDGETS["ollama-cloud"], undefined);
+  assert.equal(FREE_TIER_BUDGETS.groq, 30_000_000);
+  assert.equal(FREE_TIER_BUDGETS.nara, 210_000_000);
+});