diff --git a/.changeset/five-seas-do.md b/.changeset/five-seas-do.md
new file mode 100644
index 0000000..a8fbbdd
--- /dev/null
+++ b/.changeset/five-seas-do.md
@@ -0,0 +1,5 @@
+---
+"@hypercerts-org/sdk-react": patch
+---
+
+Fix type error in useOrganizations hook: use `handlePrefix` instead of `handle` in CreateOrganizationParams
diff --git a/.claude/settings.json b/.claude/settings.json
new file mode 100644
index 0000000..3af0221
--- /dev/null
+++ b/.claude/settings.json
@@ -0,0 +1,12 @@
+{
+  "permissions": {
+    "allow": [
+      "Bash(pnpm build:*)",
+      "Bash(pnpm check:*)",
+      "Bash(pnpm format:*)",
+      "Bash(pnpm lint:*)",
+      "Bash(pnpm test:*)",
+      "Bash(pnpm typecheck:*)"
+    ]
+  }
+}
diff --git a/.github/workflows/pr-check.yml b/.github/workflows/pr-check.yml
index 2b7e127..81c119f 100644
--- a/.github/workflows/pr-check.yml
+++ b/.github/workflows/pr-check.yml
@@ -19,6 +19,7 @@ jobs:
       - run: pnpm install
       - run: pnpm build
       - run: pnpm lint
+      - run: pnpm typecheck
       - run: pnpm format:check
       - run: pnpm test
 
diff --git a/opencode.json b/opencode.json
new file mode 100644
index 0000000..d0d351e
--- /dev/null
+++ b/opencode.json
@@ -0,0 +1,13 @@
+{
+  "$schema": "https://opencode.ai/config.json",
+  "permission": {
+    "bash": {
+      "pnpm build*": "allow",
+      "pnpm check*": "allow",
+      "pnpm format*": "allow",
+      "pnpm lint*": "allow",
+      "pnpm test*": "allow",
+      "pnpm typecheck*": "allow"
+    }
+  }
+}
diff --git a/package.json b/package.json
index 0e220fa..177748c 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "clean": "turbo clean",
     "changeset": "changeset",
     "version-packages": "changeset version",
-    "release": "turbo build && changeset publish"
+    "release": "turbo check && changeset publish"
   },
   "devDependencies": {
     "@changesets/changelog-github": "^0.5.2",
diff --git a/packages/sdk-react/src/hooks/useOrganizations.ts b/packages/sdk-react/src/hooks/useOrganizations.ts
index a3f846a..80892fb 100644
--- a/packages/sdk-react/src/hooks/useOrganizations.ts
+++ b/packages/sdk-react/src/hooks/useOrganizations.ts
@@ -90,7 +90,7 @@ export function useOrganizations(): UseOrganizationsResult {
       const org = await repository.organizations.create({
         name: params.name,
         description: params.description,
-        handle: params.handle,
+        handlePrefix: params.handlePrefix,
       });
 
       return org;
diff --git a/packages/sdk-react/tests/hooks/useOrganizations.test.tsx b/packages/sdk-react/tests/hooks/useOrganizations.test.tsx
index db6cd2a..2a8bb94 100644
--- a/packages/sdk-react/tests/hooks/useOrganizations.test.tsx
+++ b/packages/sdk-react/tests/hooks/useOrganizations.test.tsx
@@ -161,6 +161,7 @@ describe("useOrganizations", () => {
 
       const createParams = {
         name: "New Org",
+        handlePrefix: "new-org",
         description: "A new organization",
       };
 
@@ -172,6 +173,7 @@ describe("useOrganizations", () => {
       expect(mockCreate).toHaveBeenCalledWith(
         expect.objectContaining({
           name: "New Org",
+          handlePrefix: "new-org",
           description: "A new organization",
         }),
       );
@@ -214,7 +216,7 @@ describe("useOrganizations", () => {
 
       // Start create without awaiting
       act(() => {
-        result.current.create({ name: "New Org" });
+        result.current.create({ name: "New Org", handlePrefix: "new-org" });
       });
 
       await waitFor(() => {