diff --git a/open-sse/config/providers/registry/poolside/index.ts b/open-sse/config/providers/registry/poolside/index.ts
new file mode 100644
index 0000000000..665ec6f997
--- /dev/null
+++ b/open-sse/config/providers/registry/poolside/index.ts
@@ -0,0 +1,11 @@
+import type { RegistryEntry } from "../../shared.ts";
+import { buildOpenAiCompatibleRegistryEntry } from "../../shared.ts";
+
+export const poolsideProvider: RegistryEntry = buildOpenAiCompatibleRegistryEntry({
+  id: "poolside",
+  alias: "poolside",
+  baseUrl: "https://inference.poolside.ai/v1/chat/completions",
+  modelsUrl: "https://inference.poolside.ai/v1/models",
+  models: [],
+  passthroughModels: true,
+});
diff --git a/open-sse/config/providers/registry/zylo-api/index.ts b/open-sse/config/providers/registry/zylo-api/index.ts
new file mode 100644
index 0000000000..285a16d27d
--- /dev/null
+++ b/open-sse/config/providers/registry/zylo-api/index.ts
@@ -0,0 +1,11 @@
+import type { RegistryEntry } from "../../shared.ts";
+import { buildOpenAiCompatibleRegistryEntry } from "../../shared.ts";
+
+export const zyloApiProvider: RegistryEntry = buildOpenAiCompatibleRegistryEntry({
+  id: "zylo-api",
+  alias: "zylo",
+  baseUrl: "https://api.zyloai.net/v1/chat/completions",
+  modelsUrl: "https://api.zyloai.net/v1/models",
+  models: [],
+  passthroughModels: true,
+});
diff --git a/tests/unit/free-tier-providers-wave1-a.test.ts b/tests/unit/free-tier-providers-wave1-a.test.ts
new file mode 100644
index 0000000000..2ad3b23f41
--- /dev/null
+++ b/tests/unit/free-tier-providers-wave1-a.test.ts
@@ -0,0 +1,55 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+
+import { poolsideProvider } from "../../open-sse/config/providers/registry/poolside/index.ts";
+import { unorouterProvider } from "../../open-sse/config/providers/registry/unorouter/index.ts";
+import { zyloApiProvider } from "../../open-sse/config/providers/registry/zylo-api/index.ts";
+import type { RegistryEntry } from "../../open-sse/config/providers/shared.ts";
+
+const providers: Array<{
+  entry: RegistryEntry;
+  id: string;
+  alias: string;
+  chatUrl: string;
+  modelsUrl: string;
+}> = [
+  {
+    entry: zyloApiProvider,
+    id: "zylo-api",
+    alias: "zylo",
+    chatUrl: "https://api.zyloai.net/v1/chat/completions",
+    modelsUrl: "https://api.zyloai.net/v1/models",
+  },
+  {
+    entry: unorouterProvider,
+    id: "unorouter",
+    alias: "unorouter",
+    chatUrl: "https://api.unorouter.com/v1/chat/completions",
+    modelsUrl: "https://api.unorouter.com/v1/models",
+  },
+  {
+    entry: poolsideProvider,
+    id: "poolside",
+    alias: "poolside",
+    chatUrl: "https://inference.poolside.ai/v1/chat/completions",
+    modelsUrl: "https://inference.poolside.ai/v1/models",
+  },
+];
+
+for (const { entry, id, alias, chatUrl, modelsUrl } of providers) {
+  test(`${id} uses the standard OpenAI-compatible API-key registry shape`, () => {
+    assert.equal(entry.id, id);
+    assert.equal(entry.alias, alias);
+    assert.equal(entry.format, "openai");
+    assert.equal(entry.executor, "default");
+    assert.equal(entry.authType, "apikey");
+    assert.equal(entry.authHeader, "bearer");
+    assert.equal(entry.baseUrl, chatUrl);
+    assert.equal(entry.modelsUrl, modelsUrl);
+    assert.equal(entry.passthroughModels, true);
+  });
+
+  test(`${id} relies on its live catalog without invented static model ids`, () => {
+    assert.deepEqual(entry.models, []);
+  });
+}