diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2bfc1ef..fce9534 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,6 +16,7 @@ default:
 stages:
   - fmt
   - build-linux
+  - test-contract-caller-linux
   - build-mac
   - publish
 
@@ -80,6 +81,18 @@ build-linux:
     - mkdir -p ./artifacts/substrate-contracts-node-linux/
     - cp target/release/substrate-contracts-node ./artifacts/substrate-contracts-node-linux/substrate-contracts-node
 
+### stage:                         test-contract-caller-linux
+
+test-contract-caller-linux:
+  stage:                           test-contract-caller-linux
+  <<:                              *docker-env
+  <<:                              *collect-artifacts
+  <<:                              *build-refs
+  variables:
+    CONTRACTS_NODE: ./artifacts/substrate-contracts-node-linux/substrate-contracts-node
+  script:
+    - cargo test --manifest-path ./pallets/contract-caller/contracts/flipper/Cargo.toml --features e2e-tests
+
 ### stage:                         build-mac
 
 build-mac:
diff --git a/Cargo.lock b/Cargo.lock
index 7d43c54..8361325 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -190,9 +190,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.80"
+version = "1.0.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ad32ce52e4161730f7098c077cd2ed6229b5804ccf99e5366be1ab72a98b4e1"
+checksum = "0952808a6c2afd1aa8947271f3a60f1a6763c7b912d210184c5149b5cf147247"
 
 [[package]]
 name = "approx"
@@ -358,6 +358,12 @@ version = "6.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6f840fb7195bcfc5e17ea40c26e5ce6d5b9ce5d584466e17703209657e459ae0"
 
+[[package]]
+name = "array-init"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d62b7694a562cdf5a74227903507c56ab2cc8bdd1f781ed5cb4cf9c9f810bfc"
+
 [[package]]
 name = "arrayref"
 version = "0.3.7"
@@ -404,7 +410,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "syn 1.0.109",
- "synstructure",
+ "synstructure 0.12.6",
 ]
 
 [[package]]
@@ -1171,7 +1177,7 @@ dependencies = [
  "anstream",
  "anstyle",
  "clap_lex",
- "strsim",
+ "strsim 0.11.0",
  "terminal_size",
 ]
 
@@ -1306,6 +1312,26 @@ dependencies = [
  "tiny-keccak",
 ]
 
+[[package]]
+name = "const_env"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e9e4f72c6e3398ca6da372abd9affd8f89781fe728869bbf986206e9af9627e"
+dependencies = [
+ "const_env_impl",
+]
+
+[[package]]
+name = "const_env_impl"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a4f51209740b5e1589e702b3044cdd4562cef41b6da404904192ffffb852d62"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "constant_time_eq"
 version = "0.1.5"
@@ -1405,6 +1431,7 @@ dependencies = [
  "pallet-aura",
  "pallet-authorship",
  "pallet-balances",
+ "pallet-contract-caller",
  "pallet-contracts",
  "pallet-grandpa",
  "pallet-insecure-randomness-collective-flip",
@@ -2483,6 +2510,41 @@ dependencies = [
  "syn 2.0.52",
 ]
 
+[[package]]
+name = "darling"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b750cb3417fd1b327431a470f388520309479ab0bf5e323505daf0290cd3850"
+dependencies = [
+ "darling_core",
+ "darling_macro",
+]
+
+[[package]]
+name = "darling_core"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "109c1ca6e6b7f82cc233a97004ea8ed7ca123a9af07a8230878fcfda9b158bf0"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "strsim 0.10.0",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4aab4dbc9f7611d8b55048a3a16d2d010c2c8334e46304b40ac1cc14bf3b48e"
+dependencies = [
+ "darling_core",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "dashmap"
 version = "5.5.3"
@@ -3167,6 +3229,13 @@ dependencies = [
  "miniz_oxide",
 ]
 
+[[package]]
+name = "flipper-traits"
+version = "5.0.0"
+dependencies = [
+ "ink",
+]
+
 [[package]]
 name = "float-cmp"
 version = "0.9.0"
@@ -4114,6 +4183,12 @@ version = "2.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "25a2bc672d1148e28034f176e01fffebb08b35768468cc954630da77a1449005"
 
+[[package]]
+name = "ident_case"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
+
 [[package]]
 name = "idna"
 version = "0.2.3"
@@ -4252,6 +4327,194 @@ dependencies = [
  "unicode-width",
 ]
 
+[[package]]
+name = "ink"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "derive_more",
+ "ink_env",
+ "ink_macro",
+ "ink_metadata",
+ "ink_prelude",
+ "ink_primitives",
+ "ink_storage",
+ "pallet-contracts-uapi-next",
+ "parity-scale-codec",
+ "scale-info",
+]
+
+[[package]]
+name = "ink_allocator"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
+name = "ink_codegen"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "blake2 0.10.6",
+ "derive_more",
+ "either",
+ "heck",
+ "impl-serde",
+ "ink_ir",
+ "ink_primitives",
+ "itertools 0.12.1",
+ "parity-scale-codec",
+ "proc-macro2",
+ "quote",
+ "serde",
+ "serde_json",
+ "syn 2.0.52",
+]
+
+[[package]]
+name = "ink_engine"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "blake2 0.10.6",
+ "derive_more",
+ "ink_primitives",
+ "pallet-contracts-uapi-next",
+ "parity-scale-codec",
+ "secp256k1",
+ "sha2 0.10.8",
+ "sha3",
+]
+
+[[package]]
+name = "ink_env"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "blake2 0.10.6",
+ "cfg-if",
+ "const_env",
+ "derive_more",
+ "ink_allocator",
+ "ink_engine",
+ "ink_prelude",
+ "ink_primitives",
+ "ink_storage_traits",
+ "num-traits",
+ "pallet-contracts-uapi-next",
+ "parity-scale-codec",
+ "paste",
+ "rlibc",
+ "scale-decode",
+ "scale-encode",
+ "scale-info",
+ "schnorrkel 0.11.4",
+ "secp256k1",
+ "sha2 0.10.8",
+ "sha3",
+ "static_assertions",
+]
+
+[[package]]
+name = "ink_ir"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "blake2 0.10.6",
+ "either",
+ "impl-serde",
+ "ink_prelude",
+ "itertools 0.12.1",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.52",
+]
+
+[[package]]
+name = "ink_macro"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "ink_codegen",
+ "ink_ir",
+ "ink_primitives",
+ "parity-scale-codec",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.52",
+ "synstructure 0.13.1",
+]
+
+[[package]]
+name = "ink_metadata"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "derive_more",
+ "impl-serde",
+ "ink_prelude",
+ "ink_primitives",
+ "linkme",
+ "parity-scale-codec",
+ "scale-info",
+ "schemars",
+ "serde",
+]
+
+[[package]]
+name = "ink_prelude"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
+name = "ink_primitives"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "derive_more",
+ "ink_prelude",
+ "parity-scale-codec",
+ "scale-decode",
+ "scale-encode",
+ "scale-info",
+ "xxhash-rust",
+]
+
+[[package]]
+name = "ink_storage"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "array-init",
+ "cfg-if",
+ "derive_more",
+ "ink_env",
+ "ink_metadata",
+ "ink_prelude",
+ "ink_primitives",
+ "ink_storage_traits",
+ "pallet-contracts-uapi-next",
+ "parity-scale-codec",
+ "scale-info",
+]
+
+[[package]]
+name = "ink_storage_traits"
+version = "5.0.0"
+source = "git+https://github.com/paritytech/ink/?branch=master#72a671cd4d736b0c6c3f58e5a28a7c178b94e49a"
+dependencies = [
+ "ink_metadata",
+ "ink_prelude",
+ "ink_primitives",
+ "parity-scale-codec",
+ "scale-info",
+]
+
 [[package]]
 name = "inout"
 version = "0.1.3"
@@ -4358,6 +4621,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba291022dbbd398a455acf126c1e341954079855bc60dfdda641363bd6922569"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.10"
@@ -5162,6 +5434,26 @@ dependencies = [
  "linked-hash-map",
 ]
 
+[[package]]
+name = "linkme"
+version = "0.3.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bb2cfee0de9bd869589fb9a015e155946d1be5ff415cb844c2caccc6cc4b5db9"
+dependencies = [
+ "linkme-impl",
+]
+
+[[package]]
+name = "linkme-impl"
+version = "0.3.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "adf157a4dc5a29b7b464aa8fe7edeff30076e07e13646a1c3874f58477dc99f8"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.52",
+]
+
 [[package]]
 name = "linregress"
 version = "0.5.3"
@@ -5644,7 +5936,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "syn 1.0.109",
- "synstructure",
+ "synstructure 0.12.6",
 ]
 
 [[package]]
@@ -5669,7 +5961,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "syn 1.0.109",
- "synstructure",
+ "synstructure 0.12.6",
 ]
 
 [[package]]
@@ -6379,6 +6671,23 @@ dependencies = [
  "sp-std",
 ]
 
+[[package]]
+name = "pallet-contract-caller"
+version = "4.0.0-dev"
+dependencies = [
+ "flipper-traits",
+ "frame-support",
+ "frame-system",
+ "ink",
+ "pallet-contracts",
+ "parity-scale-codec",
+ "scale-info",
+ "sp-core",
+ "sp-io",
+ "sp-runtime",
+ "sp-std",
+]
+
 [[package]]
 name = "pallet-contracts"
 version = "29.0.0"
@@ -6436,6 +6745,17 @@ dependencies = [
  "scale-info",
 ]
 
+[[package]]
+name = "pallet-contracts-uapi-next"
+version = "6.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd549c16296ea5b2eb7c65c56aba548b286c1be4d7675b424ff6ccb8319c97a9"
+dependencies = [
+ "bitflags 1.3.2",
+ "paste",
+ "polkavm-derive 0.5.0",
+]
+
 [[package]]
 name = "pallet-conviction-voting"
 version = "30.0.0"
@@ -9589,6 +9909,12 @@ dependencies = [
  "digest 0.10.7",
 ]
 
+[[package]]
+name = "rlibc"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc874b127765f014d792f16763a81245ab80500e2ad921ed4ee9e82481ee08fe"
+
 [[package]]
 name = "rocksdb"
 version = "0.21.0"
@@ -11247,17 +11573,81 @@ dependencies = [
  "sp-arithmetic",
 ]
 
+[[package]]
+name = "scale-bits"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "036575c29af9b6e4866ffb7fa055dbf623fe7a9cc159b33786de6013a6969d89"
+dependencies = [
+ "parity-scale-codec",
+ "scale-info",
+]
+
+[[package]]
+name = "scale-decode"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7caaf753f8ed1ab4752c6afb20174f03598c664724e0e32628e161c21000ff76"
+dependencies = [
+ "derive_more",
+ "parity-scale-codec",
+ "scale-bits",
+ "scale-decode-derive",
+ "scale-info",
+ "smallvec",
+]
+
+[[package]]
+name = "scale-decode-derive"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3475108a1b62c7efd1b5c65974f30109a598b2f45f23c9ae030acb9686966db"
+dependencies = [
+ "darling",
+ "proc-macro-crate 1.3.1",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "scale-encode"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d70cb4b29360105483fac1ed567ff95d65224a14dd275b6303ed0a654c78de5"
+dependencies = [
+ "derive_more",
+ "parity-scale-codec",
+ "scale-encode-derive",
+ "scale-info",
+ "smallvec",
+]
+
+[[package]]
+name = "scale-encode-derive"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "995491f110efdc6bea96d6a746140e32bfceb4ea47510750a5467295a4707a25"
+dependencies = [
+ "darling",
+ "proc-macro-crate 1.3.1",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "scale-info"
-version = "2.10.0"
+version = "2.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f7d66a1128282b7ef025a8ead62a4a9fcf017382ec53b8ffbf4d7bf77bd3c60"
+checksum = "2ef2175c2907e7c8bc0a9c3f86aeb5ec1f3b275300ad58a44d0c3ae379a5e52e"
 dependencies = [
  "bitvec",
  "cfg-if",
  "derive_more",
  "parity-scale-codec",
  "scale-info-derive",
+ "schemars",
  "serde",
 ]
 
@@ -11282,6 +11672,30 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
+[[package]]
+name = "schemars"
+version = "0.8.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "45a28f4c49489add4ce10783f7911893516f15afe45d015608d41faca6bc4d29"
+dependencies = [
+ "dyn-clone",
+ "schemars_derive",
+ "serde",
+ "serde_json",
+]
+
+[[package]]
+name = "schemars_derive"
+version = "0.8.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c767fd6fa65d9ccf9cf026122c1b555f2ef9a4f0cea69da4d7dbc3e258d30967"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "serde_derive_internals",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "schnellru"
 version = "0.2.1"
@@ -11485,6 +11899,17 @@ dependencies = [
  "syn 2.0.52",
 ]
 
+[[package]]
+name = "serde_derive_internals"
+version = "0.26.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85bf8229e7920a9f636479437026331ce11aa132b4dde37d121944a44d6e5f3c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "serde_json"
 version = "1.0.114"
@@ -12819,6 +13244,12 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "strsim"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
+
 [[package]]
 name = "strsim"
 version = "0.11.0"
@@ -13022,6 +13453,17 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "synstructure"
+version = "0.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c8af7666ab7b6390ab78131fb5b0fce11d6b7a6951602017c35fa82800708971"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.52",
+]
+
 [[package]]
 name = "system-configuration"
 version = "0.5.1"
@@ -13094,9 +13536,9 @@ checksum = "3369f5ac52d5eb6ab48c6b4ffdc8efbcad6b89c765749064ba298f2c68a16a76"
 
 [[package]]
 name = "thiserror"
-version = "1.0.57"
+version = "1.0.58"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e45bcbe8ed29775f228095caf2cd67af7a4ccf756ebff23a306bf3e8b47b24b"
+checksum = "03468839009160513471e86a034bb2c5c0e4baae3b43f79ffc55c4a5427b3297"
 dependencies = [
  "thiserror-impl",
 ]
@@ -13123,9 +13565,9 @@ dependencies = [
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.57"
+version = "1.0.58"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a953cb265bef375dae3de6663da4d3804eee9682ea80d8e2542529b73c531c81"
+checksum = "c61f3ba182994efc43764a46c018c347bc492c79f024e705f46567b418f6d4f7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -14908,6 +15350,12 @@ dependencies = [
  "syn 2.0.52",
 ]
 
+[[package]]
+name = "xxhash-rust"
+version = "0.8.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "927da81e25be1e1a2901d59b81b37dd2efd1fc9c9345a55007f09bf5a2d3ee03"
+
 [[package]]
 name = "yamux"
 version = "0.10.2"
diff --git a/Cargo.toml b/Cargo.toml
index f97a1d1..a169c42 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,6 +12,7 @@ members = [
 	"node",
 	"runtime",
 	"parachain-runtime",
+	"pallets/contract-caller",
 ]
 
 [profile.release]
diff --git a/pallets/contract-caller/Cargo.toml b/pallets/contract-caller/Cargo.toml
new file mode 100644
index 0000000..a7fedef
--- /dev/null
+++ b/pallets/contract-caller/Cargo.toml
@@ -0,0 +1,51 @@
+[package]
+name = "pallet-contract-caller"
+version = "4.0.0-dev"
+description = "Demonstrate calling an ink! contract from a pallet"
+authors = ["Substrate DevHub <https://github.com/substrate-developer-hub>"]
+homepage = "https://substrate.io"
+edition.workspace = true
+license = "MIT-0"
+publish = false
+repository = "https://github.com/paritytech/substrate-contracts-node"
+
+[package.metadata.docs.rs]
+targets = ["x86_64-unknown-linux-gnu"]
+
+[dependencies]
+codec = { package = "parity-scale-codec", version = "3.6.1", default-features = false, features = [
+	"derive",
+] }
+scale-info = { version = "2.10.0", default-features = false, features = ["derive"] }
+frame-support = { workspace = true, default-features = false }
+frame-system = { workspace = true, default-features = false }
+sp-std = { workspace = true, default-features = false }
+
+pallet-contracts = { workspace = true, default-features = false }
+flipper-traits = { path = "contracts/flipper/traits", default-features = false }
+ink = { git = "https://github.com/paritytech/ink/", branch = "master", default-features = false, features = ["no-panic-handler", "no-allocator"] }
+
+[dev-dependencies]
+sp-core = { workspace = true }
+sp-io = { workspace = true }
+sp-runtime = { workspace = true }
+
+[features]
+default = ["std"]
+std = [
+	"codec/std",
+	"frame-support/std",
+	"frame-system/std",
+	"scale-info/std",
+	"sp-core/std",
+	"sp-io/std",
+	"sp-runtime/std",
+	"sp-std/std",
+	"pallet-contracts/std",
+	"ink/std"
+]
+try-runtime = [
+	"frame-support/try-runtime",
+	"frame-system/try-runtime",
+	"sp-runtime/try-runtime",
+]
diff --git a/pallets/contract-caller/contracts/.gitignore b/pallets/contract-caller/contracts/.gitignore
new file mode 100755
index 0000000..4531c3e
--- /dev/null
+++ b/pallets/contract-caller/contracts/.gitignore
@@ -0,0 +1,2 @@
+**/target/
+Cargo.lock
diff --git a/pallets/contract-caller/contracts/flipper/Cargo.toml b/pallets/contract-caller/contracts/flipper/Cargo.toml
new file mode 100755
index 0000000..cd347e0
--- /dev/null
+++ b/pallets/contract-caller/contracts/flipper/Cargo.toml
@@ -0,0 +1,31 @@
+[workspace]
+members = [
+    "traits",
+]
+
+[package]
+name = "flipper"
+version = "0.1.0"
+authors = ["[your_name] <[your_email]>"]
+edition = "2021"
+
+[dependencies]
+ink = { git = "https://github.com/paritytech/ink/", branch = "master", default-features = false, features = ["no-panic-handler", "no-allocator"] }
+flipper-traits = { path = "traits", default-features = false }
+
+[dev-dependencies]
+ink_e2e = { git = "https://github.com/paritytech/ink/", package = "ink_e2e", branch = "master" }
+frame-support = { version = "30.0.0", default-features = false }
+scale-value = "0.13.0"
+
+[lib]
+path = "lib.rs"
+
+[features]
+default = ["std"]
+std = [
+    "ink/std",
+    "flipper-traits/std",
+]
+ink-as-dependency = []
+e2e-tests = []
diff --git a/pallets/contract-caller/contracts/flipper/e2e_tests.rs b/pallets/contract-caller/contracts/flipper/e2e_tests.rs
new file mode 100644
index 0000000..62d302a
--- /dev/null
+++ b/pallets/contract-caller/contracts/flipper/e2e_tests.rs
@@ -0,0 +1,46 @@
+use super::flipper::*;
+use flipper_traits::Flip;
+use ink_e2e::{ChainBackend, ContractsBackend};
+
+type E2EResult<T> = Result<T, Box<dyn std::error::Error>>;
+
+#[ink_e2e::test]
+async fn instantiate_and_get<Client: E2EBackend>(mut client: Client) -> E2EResult<()> {
+	let initial_value = false;
+	let mut constructor = FlipperRef::new(initial_value);
+
+	let contract = client
+		.instantiate("flipper", &ink_e2e::alice(), &mut constructor)
+		.submit()
+		.await
+		.expect("instantiate failed");
+
+	let mut call_builder = contract.call_builder::<Flipper>();
+	let flip_dry_run = client.call(&ink_e2e::bob(), &call_builder.flip()).dry_run().await?;
+	let gas_required = flip_dry_run.exec_result.gas_required;
+
+	// call pallet dispatchable
+	client
+		.runtime_call(
+			&ink_e2e::alice(),
+			"ContractCaller",
+			"contract_call_flip",
+			vec![
+				scale_value::Value::from_bytes(contract.account_id),
+				scale_value::serde::to_value(frame_support::weights::Weight::from_parts(
+					gas_required.ref_time(),
+					gas_required.proof_size(),
+				))
+				.unwrap(),
+			],
+		)
+		.await
+		.expect("runtime call failed");
+
+	// now check that the flip was executed via the pallet
+	let get_result = client.call(&ink_e2e::alice(), &call_builder.get()).dry_run().await?;
+
+	assert_eq!(get_result.return_value(), !initial_value);
+
+	Ok(())
+}
diff --git a/pallets/contract-caller/contracts/flipper/lib.rs b/pallets/contract-caller/contracts/flipper/lib.rs
new file mode 100755
index 0000000..307ae9e
--- /dev/null
+++ b/pallets/contract-caller/contracts/flipper/lib.rs
@@ -0,0 +1,41 @@
+#![cfg_attr(not(feature = "std"), no_std, no_main)]
+
+#[ink::contract]
+mod flipper {
+	use flipper_traits::Flip;
+
+	/// Defines the storage of your contract.
+	/// Add new fields to the below struct in order
+	/// to add new static storage fields to your contract.
+	#[ink(storage)]
+	pub struct Flipper {
+		/// Stores a single `bool` value on the storage.
+		value: bool,
+	}
+
+	impl Flipper {
+		/// Constructor that initializes the `bool` value to the given `init_value`.
+		#[ink(constructor)]
+		pub fn new(init_value: bool) -> Self {
+			Self { value: init_value }
+		}
+	}
+
+	impl Flip for Flipper {
+		/// Flip the value of the stored `bool` from `true`
+		/// to `false` and vice versa.
+		#[ink(message)]
+		fn flip(&mut self) {
+			self.value = !self.value;
+		}
+
+		/// Returns the current value of our `bool`.
+		#[ink(message)]
+		fn get(&self) -> bool {
+			self.value
+		}
+	}
+}
+
+#[cfg(all(test, feature = "e2e-tests"))]
+mod e2e_tests;
diff --git a/pallets/contract-caller/contracts/flipper/traits/Cargo.toml b/pallets/contract-caller/contracts/flipper/traits/Cargo.toml
new file mode 100644
index 0000000..55c20f5
--- /dev/null
+++ b/pallets/contract-caller/contracts/flipper/traits/Cargo.toml
@@ -0,0 +1,18 @@
+[package]
+name = "flipper-traits"
+version = "5.0.0"
+authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2021"
+publish = false
+
+[dependencies]
+ink = { git = "https://github.com/paritytech/ink/", branch = "master", default-features = false, features = ["no-panic-handler", "no-allocator"] }
+
+[lib]
+path = "lib.rs"
+
+[features]
+default = ["std"]
+std = [
+    "ink/std",
+]
diff --git a/pallets/contract-caller/contracts/flipper/traits/lib.rs b/pallets/contract-caller/contracts/flipper/traits/lib.rs
new file mode 100644
index 0000000..a89a05c
--- /dev/null
+++ b/pallets/contract-caller/contracts/flipper/traits/lib.rs
@@ -0,0 +1,14 @@
+#![cfg_attr(not(feature = "std"), no_std, no_main)]
+
+/// Allows to flip and get a bool value.
+#[ink::trait_definition]
+pub trait Flip {
+	/// Flip the value of the stored `bool` from `true`
+	/// to `false` and vice versa.
+	#[ink(message)]
+	fn flip(&mut self);
+
+	/// Returns the current value of our `bool`.
+	#[ink(message)]
+	fn get(&self) -> bool;
+}
diff --git a/pallets/contract-caller/src/lib.rs b/pallets/contract-caller/src/lib.rs
new file mode 100644
index 0000000..29b25a7
--- /dev/null
+++ b/pallets/contract-caller/src/lib.rs
@@ -0,0 +1,82 @@
+//! # Contract Caller
+//!
+//! Demonstrates calling into an `ink!` contract from a pallet.
+
+#![cfg_attr(not(feature = "std"), no_std)]
+
+pub use pallet::*;
+
+#[frame_support::pallet]
+pub mod pallet {
+	use super::*;
+	use flipper_traits::Flip;
+	use frame_support::{pallet_prelude::*, traits::fungible::Inspect};
+	use frame_system::pallet_prelude::*;
+	use ink::codegen::TraitCallBuilder;
+
+	type AccountIdOf<Runtime> = <Runtime as frame_system::Config>::AccountId;
+
+	#[pallet::pallet]
+	pub struct Pallet<T>(_);
+
+	#[pallet::config]
+	pub trait Config: frame_system::Config + pallet_contracts::Config {}
+
+	#[pallet::error]
+	pub enum Error<T> {}
+
+	#[pallet::call]
+	impl<T: Config> Pallet<T>
+	where
+		[u8; 32]: From<<T as frame_system::Config>::AccountId>,
+		<<T as pallet_contracts::Config>::Currency as Inspect<
+			<T as frame_system::Config>::AccountId,
+		>>::Balance: From<u128>,
+	{
+		/// Call the flip method on the contract at the given `contract` account.
+		#[pallet::call_index(0)]
+		#[pallet::weight(<T::WeightInfo as pallet_contracts::WeightInfo>::call().saturating_add(*gas_limit))]
+		pub fn contract_call_flip(
+			origin: OriginFor<T>,
+			contract: AccountIdOf<T>,
+			gas_limit: Weight,
+		) -> DispatchResult {
+			let who = ensure_signed(origin)?;
+
+			let ink_account_id =
+				ink::primitives::AccountId::from(<[u8; 32]>::from(contract.clone()));
+			let mut flipper: ink::contract_ref!(Flip, ink::env::DefaultEnvironment) =
+				ink_account_id.into();
+			let call_builder = flipper.call_mut();
+
+			let params = call_builder
+				.flip()
+				.ref_time_limit(gas_limit.ref_time())
+				.proof_size_limit(gas_limit.proof_size())
+				.params();
+
+			// Next step is to explore ways to encapsulate the following into the call builder.
+			let value = *params.transferred_value();
+			let data = params.exec_input().encode();
+			let weight = Weight::from_parts(params.ref_time_limit(), params.proof_size_limit());
+			let storage_deposit_limit = params.storage_deposit_limit().map(|limit| (*limit).into());
+
+			let result = pallet_contracts::Pallet::<T>::bare_call(
+				who.clone(),
+				contract.clone(),
+				value.into(),
+				weight,
+				storage_deposit_limit,
+				data,
+				pallet_contracts::DebugInfo::Skip,
+				pallet_contracts::CollectEvents::Skip,
+				pallet_contracts::Determinism::Enforced,
+			)
+			.result?;
+
+			assert!(!result.did_revert());
+
+			Ok(())
+		}
+	}
+}
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index 15896f5..e627aa1 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -57,6 +57,9 @@ pallet-utility = { workspace = true }
 frame-benchmarking = { workspace = true, optional = true }
 frame-system-benchmarking = { workspace = true , optional = true}
 
+# Local Dependencies
+pallet-contract-caller = { path = "../pallets/contract-caller", default-features = false }
+
 [build-dependencies]
 substrate-wasm-builder = { workspace = true, optional = true }
 
@@ -76,6 +79,7 @@ std = [
 	"pallet-authorship/std",
 	"pallet-balances/std",
 	"pallet-contracts/std",
+	"pallet-contract-caller/std",
 	"pallet-grandpa/std",
 	"pallet-insecure-randomness-collective-flip/std",
 	"pallet-sudo/std",
diff --git a/runtime/src/lib.rs b/runtime/src/lib.rs
index 0138851..bad9e01 100644
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -266,6 +266,8 @@ impl pallet_utility::Config for Runtime {
 	type WeightInfo = pallet_utility::weights::SubstrateWeight<Runtime>;
 }
 
+impl pallet_contract_caller::Config for Runtime {}
+
 // Create the runtime by composing the FRAME pallets that were previously configured.
 construct_runtime!(
 	pub struct Runtime {
@@ -279,6 +281,7 @@ construct_runtime!(
 		Sudo: pallet_sudo,
 		Contracts: pallet_contracts,
 		Assets: pallet_assets,
+		ContractCaller: pallet_contract_caller,
 	}
 );