diff --git a/packages/account/CHANGELOG.md b/packages/account/CHANGELOG.md
index d40f586f1..385dac628 100644
--- a/packages/account/CHANGELOG.md
+++ b/packages/account/CHANGELOG.md
@@ -3,6 +3,16 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+# 3.1.0-alpha.0 (2023-07-24)
+
+
+### Bug Fixes
+
+* avoid sending populated values of gas prices when estimating from bundler ([c58c9fc](https://github.com/bcnmy/biconomy-client-sdk/commit/c58c9fc29ee83978e1a90305e839002431db2b7b))
+
+
+
+
 ## 3.0.0-alpha.0 (2023-07-12)
 
 
diff --git a/packages/account/package.json b/packages/account/package.json
index 1cef05afc..90365c760 100644
--- a/packages/account/package.json
+++ b/packages/account/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@biconomy/account",
-  "version": "3.0.0-alpha.0",
+  "version": "3.1.0-alpha.0",
   "description": "This package provides apis for ERC-4337 based smart account implementations",
   "main": "./dist/src/index.js",
   "typings": "./dist/src/index.d.ts",
@@ -34,10 +34,10 @@
     "access": "public"
   },
   "devDependencies": {
-    "@biconomy/bundler": "^3.0.0-alpha.0",
-    "@biconomy/common": "^3.0.0-alpha.0",
-    "@biconomy/core-types": "^3.0.0-alpha.0",
+    "@biconomy/bundler": "^3.1.0-alpha.0",
+    "@biconomy/common": "^3.1.0-alpha.0",
+    "@biconomy/core-types": "^3.1.0-alpha.0",
     "@biconomy/node-client": "^3.0.0-alpha.0",
-    "@biconomy/paymaster": "^3.0.0-alpha.0"
+    "@biconomy/paymaster": "^3.1.0-alpha.0"
   }
 }
diff --git a/packages/bundler/CHANGELOG.md b/packages/bundler/CHANGELOG.md
index 77622ba2e..4bc25ec45 100644
--- a/packages/bundler/CHANGELOG.md
+++ b/packages/bundler/CHANGELOG.md
@@ -3,6 +3,17 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+# 3.1.0-alpha.0 (2023-07-24)
+
+
+### Features
+
+* chain integration ([738556e](https://github.com/bcnmy/biconomy-client-sdk/commit/738556efcfda70fedc652befc0b35f8835c5e360))
+
+
+
+
+
 ## 3.0.0-alpha.0 (2023-07-12)
 
 
diff --git a/packages/bundler/package.json b/packages/bundler/package.json
index 6dc621f92..838c7bd53 100644
--- a/packages/bundler/package.json
+++ b/packages/bundler/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@biconomy/bundler",
-  "version": "3.0.0-alpha.0",
+  "version": "3.1.0-alpha.0",
   "description": "Biconomy Bundler package to interact with any bundler node as per ERC4337 standard",
   "main": "./dist/src/index.js",
   "typings": "./dist/src/index.d.ts",
@@ -37,7 +37,7 @@
     "access": "public"
   },
   "devDependencies": {
-    "@biconomy/common": "^3.0.0-alpha.0",
-    "@biconomy/core-types": "^3.0.0-alpha.0"
+    "@biconomy/common": "^3.1.0-alpha.0",
+    "@biconomy/core-types": "^3.1.0-alpha.0"
   }
 }
diff --git a/packages/common/CHANGELOG.md b/packages/common/CHANGELOG.md
index 503721bba..da0b69efd 100644
--- a/packages/common/CHANGELOG.md
+++ b/packages/common/CHANGELOG.md
@@ -3,6 +3,14 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+# 3.1.0-alpha.0 (2023-07-24)
+
+### Features
+
+* chain integration ([738556e](https://github.com/bcnmy/biconomy-client-sdk/commit/738556efcfda70fedc652befc0b35f8835c5e360))
+
+
+
 ## 3.0.0-alpha.0 (2023-07-12)
 
 
diff --git a/packages/common/package.json b/packages/common/package.json
index 8c4155fc6..7d8c17287 100644
--- a/packages/common/package.json
+++ b/packages/common/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@biconomy/common",
-  "version": "3.0.0-alpha.0",
+  "version": "3.1.0-alpha.0",
   "description": "common utils to be used for aa transactions",
   "keywords": [
     "utils"
@@ -41,15 +41,15 @@
   },
   "dependencies": {
     "@account-abstraction/contracts": "^0.6.0",
-    "@biconomy/core-types": "^3.0.0-alpha.0",
+    "@biconomy/core-types": "^3.1.0-alpha.0",
     "@biconomy/node-client": "^3.0.0-alpha.0",
     "@ethersproject/abi": "^5.7.0",
     "@ethersproject/bytes": "^5.7.0",
     "@ethersproject/providers": "^5.7.0",
     "@openzeppelin/contracts": "^4.7.3",
     "@typechain/ethers-v5": "^10.2.0",
-    "debug": "^4.3.4",
     "concurrently": "^7.4.0",
+    "debug": "^4.3.4",
     "ethers": "^5.7.0",
     "typechain": "^8.1.1"
   },
diff --git a/packages/common/src/ERC4337Utils.ts b/packages/common/src/ERC4337Utils.ts
index 9d1f6b856..e72622885 100644
--- a/packages/common/src/ERC4337Utils.ts
+++ b/packages/common/src/ERC4337Utils.ts
@@ -5,7 +5,6 @@ import { ChainId, UserOperation } from '@biconomy/core-types'
 
 const debug = Debug('aa.utils')
 
-
 export const AddressZero = ethers.constants.AddressZero
 
 export const EIP1559_UNSUPPORTED_NETWORKS: Array<ChainId> = [97, 56, 1442, 1101]
diff --git a/packages/core-types/CHANGELOG.md b/packages/core-types/CHANGELOG.md
index 1797de81d..75217beb2 100644
--- a/packages/core-types/CHANGELOG.md
+++ b/packages/core-types/CHANGELOG.md
@@ -3,6 +3,16 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+# 3.1.0-alpha.0 (2023-07-24)
+
+
+
+### Features
+
+* chain integration ([738556e](https://github.com/bcnmy/biconomy-client-sdk/commit/738556efcfda70fedc652befc0b35f8835c5e360))
+
+
+
 ## 3.0.0-alpha.0 (2023-07-12)
 
 
diff --git a/packages/core-types/package.json b/packages/core-types/package.json
index 4a6f59e1e..e847a3d95 100644
--- a/packages/core-types/package.json
+++ b/packages/core-types/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@biconomy/core-types",
-  "version": "3.0.0-alpha.0",
+  "version": "3.1.0-alpha.0",
   "description": "Biconomy Client SDK types",
   "main": "./dist/src/index.js",
   "typings": "./dist/src/index.d.ts",
diff --git a/packages/node-client/package.json b/packages/node-client/package.json
index f3ff723cd..22bdee18b 100644
--- a/packages/node-client/package.json
+++ b/packages/node-client/package.json
@@ -69,7 +69,7 @@
     "access": "public"
   },
   "dependencies": {
-    "@biconomy/core-types": "^3.0.0-alpha.0",
+    "@biconomy/core-types": "^3.1.0-alpha.0",
     "@ethersproject/abstract-signer": "^5.6.0",
     "@nomiclabs/hardhat-ethers": "^2.1.0",
     "node-fetch": "^2.6.6"
diff --git a/packages/paymaster/CHANGELOG.md b/packages/paymaster/CHANGELOG.md
index 63a8279f9..620ff336a 100644
--- a/packages/paymaster/CHANGELOG.md
+++ b/packages/paymaster/CHANGELOG.md
@@ -3,6 +3,11 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+# 3.1.0-alpha.0 (2023-07-24)
+
+VERSION bump only
+
+
 ## 3.0.0-alpha.0 (2023-07-12)
 
 
diff --git a/packages/paymaster/package.json b/packages/paymaster/package.json
index e86478694..64f82ccf8 100644
--- a/packages/paymaster/package.json
+++ b/packages/paymaster/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@biconomy/paymaster",
-  "version": "3.0.0-alpha.0",
+  "version": "3.1.0-alpha.0",
   "description": "Biconomy Paymaster to interact with Paymaster Services that interacts with ( veriying and token ) paymasters",
   "main": "./dist/src/index.js",
   "typings": "./dist/src/index.d.ts",
@@ -37,7 +37,7 @@
     "access": "public"
   },
   "devDependencies": {
-    "@biconomy/common": "^3.0.0-alpha.0",
-    "@biconomy/core-types": "^3.0.0-alpha.0"
+    "@biconomy/common": "^3.1.0-alpha.0",
+    "@biconomy/core-types": "^3.1.0-alpha.0"
   }
 }