From b2ede22058107d21ace04fec66727a932ac5a5d3 Mon Sep 17 00:00:00 2001
From: mouseless <97399882+mouseless-eth@users.noreply.github.com>
Date: Fri, 17 Oct 2025 13:39:15 +0100
Subject: [PATCH 1/3] feat(simple): add 7702 factory for entrypoint v0.8

- Return factory address 0x7702 when using EntryPoint v0.8

- Enables EIP-7702 native account abstraction support
---
 .../permissionless/accounts/simple/toSimpleSmartAccount.ts  | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/packages/permissionless/accounts/simple/toSimpleSmartAccount.ts b/packages/permissionless/accounts/simple/toSimpleSmartAccount.ts
index cef2de08..862b4948 100644
--- a/packages/permissionless/accounts/simple/toSimpleSmartAccount.ts
+++ b/packages/permissionless/accounts/simple/toSimpleSmartAccount.ts
@@ -240,6 +240,12 @@ export async function toSimpleSmartAccount<
             return {
                 accountAddress: localOwner.address,
                 getFactoryArgs: async () => {
+                    if (entryPoint.version === "0.8") {
+                        return {
+                            factory: "0x7702" as Hex,
+                            factoryData: undefined
+                        }
+                    }
                     return {
                         factory: undefined,
                         factoryData: undefined

From 5a9a2707c4b6ccefebc57df89e5610d6f7e4e1ea Mon Sep 17 00:00:00 2001
From: mouseless <97399882+mouseless-eth@users.noreply.github.com>
Date: Fri, 17 Oct 2025 13:54:16 +0100
Subject: [PATCH 2/3] fix(simple): add 0x7702 marker in factoryData for simple
 smart account

---
 .changeset/strong-tires-like.md | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 .changeset/strong-tires-like.md

diff --git a/.changeset/strong-tires-like.md b/.changeset/strong-tires-like.md
new file mode 100644
index 00000000..0b1a77dd
--- /dev/null
+++ b/.changeset/strong-tires-like.md
@@ -0,0 +1,5 @@
+---
+"permissionless": patch
+---
+
+Fixed to7702SimpleSmartAccount by adding 0x7702 marker in factoryData

From a82bc4a09996997ff8d454c04c4a602c00c30157 Mon Sep 17 00:00:00 2001
From: mouseless <97399882+mouseless-eth@users.noreply.github.com>
Date: Thu, 13 Nov 2025 11:27:32 +0000
Subject: [PATCH 3/3] feat(mock-paymaster): support 0x7702 marker in factory
 field

- Updated userOperationSchemaPaymasterV7 to accept 0x7702 literal

- Updated eip7677UserOperationSchemaV7 to accept 0x7702 literal

- Changed factory field to use union type for address or 0x7702 marker
---
 packages/mock-paymaster/helpers/schema.ts | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/packages/mock-paymaster/helpers/schema.ts b/packages/mock-paymaster/helpers/schema.ts
index a488cacf..8837f77e 100644
--- a/packages/mock-paymaster/helpers/schema.ts
+++ b/packages/mock-paymaster/helpers/schema.ts
@@ -113,7 +113,11 @@ const userOperationSchemaPaymasterV7 = z
     .object({
         sender: addressSchema,
         nonce: hexNumberSchema,
-        factory: addressSchema.optional().transform((val) => val ?? undefined),
+        factory: z
+            .union([addressSchema, z.literal("0x7702")])
+            .nullable()
+            .optional()
+            .transform((val) => val ?? null),
         factoryData: hexDataSchema
             .optional()
             .transform((val) => val ?? undefined),
@@ -208,7 +212,8 @@ const eip7677UserOperationSchemaV7 = z
     .object({
         sender: addressSchema,
         nonce: hexNumberSchema,
-        factory: addressSchema
+        factory: z
+            .union([addressSchema, z.literal("0x7702")])
             .nullable()
             .optional()
             .transform((val) => val ?? null),