diff --git a/open-sse/config/providers/registry/auriko/index.ts b/open-sse/config/providers/registry/auriko/index.ts
new file mode 100644
index 0000000000..8e9319c9c5
--- /dev/null
+++ b/open-sse/config/providers/registry/auriko/index.ts
@@ -0,0 +1,11 @@
+import type { RegistryEntry } from "../../shared.ts";
+import { buildOpenAiCompatibleRegistryEntry } from "../../shared.ts";
+
+export const aurikoProvider: RegistryEntry = buildOpenAiCompatibleRegistryEntry({
+  id: "auriko",
+  alias: "auriko",
+  baseUrl: "https://api.auriko.ai/v1/chat/completions",
+  modelsUrl: "https://api.auriko.ai/v1/models",
+  models: [],
+  passthroughModels: true,
+});
diff --git a/open-sse/config/providers/registry/helyxai/index.ts b/open-sse/config/providers/registry/helyxai/index.ts
new file mode 100644
index 0000000000..e0b3fd1ea0
--- /dev/null
+++ b/open-sse/config/providers/registry/helyxai/index.ts
@@ -0,0 +1,11 @@
+import type { RegistryEntry } from "../../shared.ts";
+import { buildOpenAiCompatibleRegistryEntry } from "../../shared.ts";
+
+export const helyxaiProvider: RegistryEntry = buildOpenAiCompatibleRegistryEntry({
+  id: "helyxai",
+  alias: "helyxai",
+  baseUrl: "https://helyxai.space/v1/chat/completions",
+  modelsUrl: "https://helyxai.space/v1/models",
+  models: [],
+  passthroughModels: true,
+});
diff --git a/open-sse/config/providers/registry/poixe-ai/index.ts b/open-sse/config/providers/registry/poixe-ai/index.ts
new file mode 100644
index 0000000000..7507e8580a
--- /dev/null
+++ b/open-sse/config/providers/registry/poixe-ai/index.ts
@@ -0,0 +1,11 @@
+import type { RegistryEntry } from "../../shared.ts";
+import { buildOpenAiCompatibleRegistryEntry } from "../../shared.ts";
+
+export const poixeAiProvider: RegistryEntry = buildOpenAiCompatibleRegistryEntry({
+  id: "poixe-ai",
+  alias: "poixe-ai",
+  baseUrl: "https://api.poixe.com/v1/chat/completions",
+  modelsUrl: "https://api.poixe.com/v1/models",
+  models: [],
+  passthroughModels: true,
+});
diff --git a/tests/unit/free-tier-providers-wave3-b.test.ts b/tests/unit/free-tier-providers-wave3-b.test.ts
new file mode 100644
index 0000000000..541c28472a
--- /dev/null
+++ b/tests/unit/free-tier-providers-wave3-b.test.ts
@@ -0,0 +1,53 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+
+import { aurikoProvider } from "../../open-sse/config/providers/registry/auriko/index.ts";
+import { helyxaiProvider } from "../../open-sse/config/providers/registry/helyxai/index.ts";
+import { poixeAiProvider } from "../../open-sse/config/providers/registry/poixe-ai/index.ts";
+import type { RegistryEntry } from "../../open-sse/config/providers/shared.ts";
+
+const providers: Array<{
+  entry: RegistryEntry;
+  id: string;
+  chatUrl: string;
+  modelsUrl: string;
+}> = [
+  {
+    entry: helyxaiProvider,
+    id: "helyxai",
+    chatUrl: "https://helyxai.space/v1/chat/completions",
+    modelsUrl: "https://helyxai.space/v1/models",
+  },
+  {
+    entry: aurikoProvider,
+    id: "auriko",
+    chatUrl: "https://api.auriko.ai/v1/chat/completions",
+    modelsUrl: "https://api.auriko.ai/v1/models",
+  },
+  {
+    entry: poixeAiProvider,
+    id: "poixe-ai",
+    chatUrl: "https://api.poixe.com/v1/chat/completions",
+    modelsUrl: "https://api.poixe.com/v1/models",
+  },
+];
+
+test("Wave 3-B providers expose OpenAI-compatible Bearer registries", () => {
+  for (const { entry, id, chatUrl, modelsUrl } of providers) {
+    assert.equal(entry.id, id);
+    assert.equal(entry.alias, id);
+    assert.equal(entry.format, "openai");
+    assert.equal(entry.executor, "default");
+    assert.equal(entry.authType, "apikey");
+    assert.equal(entry.authHeader, "bearer");
+    assert.equal(entry.baseUrl, chatUrl);
+    assert.equal(entry.modelsUrl, modelsUrl);
+    assert.equal(entry.passthroughModels, true);
+  }
+});
+
+test("Wave 3-B providers rely on live catalogs without invented models", () => {
+  for (const { entry } of providers) {
+    assert.deepEqual(entry.models, []);
+  }
+});