diff --git a/Cargo.lock b/Cargo.lock
index 68dfd003f03..4c227166cd4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6397,6 +6397,7 @@ dependencies = [
  "cosmwasm-std 2.1.4",
  "cw-orch",
  "ibc-solidity",
+ "schemars",
  "serde",
  "unionlabs-primitives",
 ]
@@ -12979,6 +12980,7 @@ dependencies = [
  "hex",
  "primitive-types 0.12.2",
  "rlp",
+ "schemars",
  "serde",
  "serde_bytes",
  "thiserror",
diff --git a/Cargo.toml b/Cargo.toml
index 33cd8823bb1..1f3f46e2488 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -338,6 +338,8 @@ tracing                  = { version = "0.1.40", default-features = false }
 tracing-subscriber       = { version = "0.3", default-features = false, features = ["fmt", "ansi"] }
 typenum                  = { version = "1.17.0", default-features = false }
 
+cw-orch = "0.27.0"
+
 [patch."crates-io"]
 arbitrary = { git = "https://github.com/unionlabs/arbitrary" }
 # parity-secp256k1 = { git = "https://github.com/paritytech/rust-secp256k1" }
diff --git a/cosmwasm/ibc-union/core/Cargo.toml b/cosmwasm/ibc-union/core/Cargo.toml
index dde5974707b..7b33a8d1425 100644
--- a/cosmwasm/ibc-union/core/Cargo.toml
+++ b/cosmwasm/ibc-union/core/Cargo.toml
@@ -13,7 +13,8 @@ workspace = true
 crate-type = ["cdylib", "rlib"]
 
 [features]
-library = []
+cw-orch-interface = ["dep:cosmwasm-schema", "dep:cw-orch"]
+library           = []
 
 [dependencies]
 alloy                    = { workspace = true, features = ["sol-types"] }
@@ -28,5 +29,6 @@ serde_json               = { workspace = true }
 strum                    = { version = "0.26.3", features = ["derive"] }
 thiserror                = { workspace = true }
 unionlabs                = { workspace = true, features = ["ethabi"] }
-cw-orch = "0.27.0"
-cosmwasm-schema = { workspace = true }
\ No newline at end of file
+
+cosmwasm-schema = { workspace = true, optional = true }
+cw-orch         = { workspace = true, optional = true }
diff --git a/cosmwasm/ibc-union/core/msg/Cargo.toml b/cosmwasm/ibc-union/core/msg/Cargo.toml
index 0eed3d6bf1c..42bcd7f8f04 100644
--- a/cosmwasm/ibc-union/core/msg/Cargo.toml
+++ b/cosmwasm/ibc-union/core/msg/Cargo.toml
@@ -9,10 +9,24 @@ version      = "1.0.0"
 [lints]
 workspace = true
 
+[features]
+cw-orch-interface = [
+    "dep:cw-orch",
+    "dep:schemars",
+    "dep:cosmwasm-std",
+    "dep:cosmwasm-schema",
+    "unionlabs-primitives/schemars",
+    "ibc-solidity/schemars",
+]
+schemars = []
+
 [dependencies]
 ibc-solidity         = { workspace = true, features = ["serde"] }
 serde                = { workspace = true, features = ["derive"] }
 unionlabs-primitives = { workspace = true, features = ["serde"] }
-cosmwasm-std = { workspace = true }
-cosmwasm-schema = { workspace = true }
-cw-orch = "0.27.0"
+
+
+cosmwasm-schema = { workspace = true, optional = true }
+cosmwasm-std    = { workspace = true, optional = true }
+cw-orch         = { workspace = true, optional = true }
+schemars        = { workspace = true, optional = true }
diff --git a/cosmwasm/ibc-union/core/msg/src/lightclient.rs b/cosmwasm/ibc-union/core/msg/src/lightclient.rs
index 9924b145c33..f1727d63e7f 100644
--- a/cosmwasm/ibc-union/core/msg/src/lightclient.rs
+++ b/cosmwasm/ibc-union/core/msg/src/lightclient.rs
@@ -1,6 +1,7 @@
 use unionlabs_primitives::Bytes;
 
 #[derive(serde::Serialize, serde::Deserialize, Debug)]
+#[cfg_attr(feature = "cw-orch-interface", derive(schemars::JsonSchema))]
 #[serde(deny_unknown_fields, rename_all = "snake_case")]
 pub enum Status {
     Active,
diff --git a/cosmwasm/ibc-union/core/msg/src/msg.rs b/cosmwasm/ibc-union/core/msg/src/msg.rs
index b59de420a02..9a77da44ad0 100644
--- a/cosmwasm/ibc-union/core/msg/src/msg.rs
+++ b/cosmwasm/ibc-union/core/msg/src/msg.rs
@@ -14,7 +14,7 @@ pub struct MsgRegisterClient {
 
 #[derive(Debug, serde::Serialize, serde::Deserialize)]
 #[serde(deny_unknown_fields, rename_all = "snake_case")]
-#[derive(cw_orch::ExecuteFns)] // cw-orch automatic
+#[cfg_attr(feature = "cw-orch-interface", derive(cw_orch::ExecuteFns))]
 pub enum ExecuteMsg {
     RegisterClient(MsgRegisterClient),
     CreateClient(MsgCreateClient),
diff --git a/cosmwasm/ibc-union/core/msg/src/query.rs b/cosmwasm/ibc-union/core/msg/src/query.rs
index 2fbf686339b..ba916c40c8c 100644
--- a/cosmwasm/ibc-union/core/msg/src/query.rs
+++ b/cosmwasm/ibc-union/core/msg/src/query.rs
@@ -2,28 +2,35 @@ use unionlabs_primitives::H256;
 
 #[derive(serde::Serialize, serde::Deserialize)]
 #[serde(deny_unknown_fields, rename_all = "snake_case")]
-#[derive(cosmwasm_schema::QueryResponses, cw_orch::QueryFns)]
+#[cfg_attr(
+    feature = "cw-orch-interface",
+    derive(
+        cosmwasm_schema::QueryResponses,
+        cw_orch::QueryFns,
+        schemars::JsonSchema
+    )
+)]
 pub enum QueryMsg {
-    #[returns(u64)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(u64))]
     GetTimestampAtHeight { client_id: u32, height: u64 },
-    #[returns(u64)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(u64))]
     GetLatestHeight { client_id: u32 },
-    #[returns(cosmwasm_std::Binary)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(cosmwasm_std::Binary))]
     GetClientState { client_id: u32 },
-    #[returns(cosmwasm_std::Binary)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(cosmwasm_std::Binary))]
     GetConsensusState { client_id: u32, height: u64 },
-    #[returns(crate::lightclient::Status)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(crate::lightclient::Status))]
     GetStatus { client_id: u32 },
-    #[returns(u64)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(u64))]
     GetClientType { client_id: u32 },
-    #[returns(ibc_solidity::Connection)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(ibc_solidity::Connection))]
     GetConnection { connection_id: u32 },
-    #[returns(ibc_solidity::Channel)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(ibc_solidity::Channel))]
     GetChannel { channel_id: u32 },
-    #[returns(BTreeSet<u32>)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(std::collections::BTreeSet<u32>))]
     GetChannels { contract: String },
-    #[returns(Option<H256>)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(Option<Vec<u8>>))]
     GetBatchPackets { channel_id: u32, batch_hash: H256 },
-    #[returns(Option<H256>)]
+    #[cfg_attr(feature = "cw-orch-interface", returns(Option<Vec<u8>>))]
     GetBatchReceipts { channel_id: u32, batch_hash: H256 },
 }
diff --git a/cosmwasm/ibc-union/core/src/lib.rs b/cosmwasm/ibc-union/core/src/lib.rs
index 2fda1a13d57..e87758e22c5 100644
--- a/cosmwasm/ibc-union/core/src/lib.rs
+++ b/cosmwasm/ibc-union/core/src/lib.rs
@@ -1,8 +1,9 @@
 #![cfg_attr(not(test), warn(clippy::unwrap_used))]
 
 pub mod contract;
-pub mod state;
+#[cfg(feature = "cw-orch-interface")]
 pub mod interface;
+pub mod state;
 
 use cosmwasm_std::{Addr, StdError};
 use ibc_solidity::{ChannelState, ConnectionState};
diff --git a/lib/ibc-solidity/src/lib.rs b/lib/ibc-solidity/src/lib.rs
index e6982ee0392..b602f955e20 100644
--- a/lib/ibc-solidity/src/lib.rs
+++ b/lib/ibc-solidity/src/lib.rs
@@ -344,6 +344,9 @@ maybe_sol_attr! {
             feature = "serde", derive(serde::Serialize, serde::Deserialize),
             serde(deny_unknown_fields)
         )]
+        #[cfg_attr(
+            feature = "schemars", derive(schemars::JsonSchema),
+        )]
         enum ConnectionState {
             Unspecified,
             Init,
@@ -355,6 +358,9 @@ maybe_sol_attr! {
             feature = "serde", derive(serde::Serialize, serde::Deserialize),
             serde(deny_unknown_fields)
         )]
+        #[cfg_attr(
+            feature = "schemars", derive(schemars::JsonSchema),
+        )]
         struct Connection {
             ConnectionState state;
             uint32 client_id;
@@ -366,6 +372,9 @@ maybe_sol_attr! {
             feature = "serde", derive(serde::Serialize, serde::Deserialize),
             serde(deny_unknown_fields)
         )]
+        #[cfg_attr(
+            feature = "schemars", derive(schemars::JsonSchema),
+        )]
         enum ChannelState {
             Unspecified,
             Init,
@@ -613,6 +622,64 @@ maybe_sol_attr! {
     }
 }
 
+#[cfg(feature = "schemars")]
+/// We need a custom implementation because alloy::Bytes doesn't implement JsonSchema
+impl schemars::JsonSchema for Channel {
+    fn schema_name() -> String {
+        "Channel".to_string()
+    }
+    fn schema_id() -> std::borrow::Cow<'static, str> {
+        std::borrow::Cow::Borrowed("ibc_solidity::Channel")
+    }
+
+    fn json_schema(gen: &mut schemars::gen::SchemaGenerator) -> schemars::schema::Schema {
+        let mut schema_object = schemars::schema::SchemaObject {
+            instance_type: Some(schemars::schema::InstanceType::Object.into()),
+            ..Default::default()
+        };
+        let object_validation = schema_object.object();
+        {
+            schemars::_private::insert_object_property::<ChannelState>(
+                object_validation,
+                "state",
+                false,
+                true,
+                gen.subschema_for::<ChannelState>(),
+            );
+            schemars::_private::insert_object_property::<u32>(
+                object_validation,
+                "connection_id",
+                false,
+                true,
+                gen.subschema_for::<u32>(),
+            );
+            schemars::_private::insert_object_property::<u32>(
+                object_validation,
+                "counterparty_channel_id",
+                false,
+                true,
+                gen.subschema_for::<u32>(),
+            );
+            schemars::_private::insert_object_property::<Vec<u8>>(
+                object_validation,
+                "counterparty_port_id",
+                false,
+                true,
+                gen.subschema_for::<Vec<u8>>(),
+            );
+            schemars::_private::insert_object_property::<String>(
+                object_validation,
+                "version",
+                false,
+                true,
+                gen.subschema_for::<String>(),
+            );
+        }
+
+        schemars::schema::Schema::Object(schema_object)
+    }
+}
+
 impl Clone for Ibc::IbcEvents {
     fn clone(&self) -> Self {
         match self {
diff --git a/lib/unionlabs-primitives/Cargo.toml b/lib/unionlabs-primitives/Cargo.toml
index a2f1e3f6689..803f449f404 100644
--- a/lib/unionlabs-primitives/Cargo.toml
+++ b/lib/unionlabs-primitives/Cargo.toml
@@ -13,6 +13,7 @@ generic-array    = { workspace = true, optional = true }
 hex              = { workspace = true, features = ["std"] }
 primitive-types  = { workspace = true, optional = true }
 rlp              = { workspace = true, optional = true }
+schemars         = { workspace = true, optional = true }
 serde            = { workspace = true, features = ["derive"], optional = true }
 serde_bytes      = { version = "0.11.15", optional = true }
 thiserror        = { workspace = true }
@@ -24,10 +25,11 @@ workspace = true
 [features]
 default = ["serde", "base64"]
 
-base64  = ["dep:base64"]
-bincode = ["dep:bincode"]
-rlp     = ["dep:rlp"]
-serde   = ["dep:serde", "dep:serde_bytes"]
+base64   = ["dep:base64"]
+bincode  = ["dep:bincode"]
+rlp      = ["dep:rlp"]
+schemars = ["dep:schemars"]
+serde    = ["dep:serde", "dep:serde_bytes"]
 
 alloy-primitives-compat = ["dep:alloy-primitives"]
 generic-array-compat    = ["dep:generic-array", "dep:typenum", "typenum/const-generics"]
diff --git a/lib/unionlabs-primitives/src/fixed_bytes.rs b/lib/unionlabs-primitives/src/fixed_bytes.rs
index ded92639e52..6a3602c9149 100644
--- a/lib/unionlabs-primitives/src/fixed_bytes.rs
+++ b/lib/unionlabs-primitives/src/fixed_bytes.rs
@@ -236,6 +236,32 @@ impl<'de, const BYTES: usize, E: Encoding> serde::Deserialize<'de> for FixedByte
     }
 }
 
+#[cfg(feature = "schemars")]
+impl<const BYTES: usize, E: Encoding> schemars::JsonSchema for FixedBytes<BYTES, E> {
+    fn schema_name() -> String {
+        "Hash".to_string()
+    }
+
+    /// The `FixedBytes` object is serialized as an array in JSON
+    fn json_schema(gen: &mut schemars::gen::SchemaGenerator) -> schemars::schema::Schema {
+        let mut schema_object = schemars::schema::SchemaObject {
+            instance_type: Some(schemars::schema::InstanceType::Array.into()),
+            ..Default::default()
+        };
+
+        schema_object.array = Some(Box::new(schemars::schema::ArrayValidation {
+            items: Some(schemars::schema::SingleOrVec::Single(Box::new(
+                gen.subschema_for::<u8>(),
+            ))),
+            min_items: Some(BYTES.try_into().unwrap()),
+            max_items: Some(BYTES.try_into().unwrap()),
+            ..Default::default()
+        }));
+
+        schemars::schema::Schema::Object(schema_object)
+    }
+}
+
 impl<const BYTES: usize, E: Encoding> FromStr for FixedBytes<BYTES, E> {
     type Err = E::Error;