diff --git a/Cargo.lock b/Cargo.lock
index d60b18b..e73ac7a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -237,12 +237,6 @@ dependencies = [
  "rustc-demangle",
 ]
 
-[[package]]
-name = "base64"
-version = "0.13.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
-
 [[package]]
 name = "base64"
 version = "0.21.7"
@@ -959,8 +953,8 @@ dependencies = [
 
 [[package]]
 name = "ndc-models"
-version = "0.1.2"
-source = "git+http://github.com/hasura/ndc-spec.git?tag=v0.1.2#6e7d12a31787d5f618099a42ddc0bea786438c00"
+version = "0.1.3"
+source = "git+http://github.com/hasura/ndc-spec.git?tag=v0.1.3#b9316d206a6aece470531937f6e1ea9223e88122"
 dependencies = [
  "indexmap 2.2.6",
  "schemars",
@@ -1004,8 +998,8 @@ dependencies = [
 
 [[package]]
 name = "ndc-test"
-version = "0.1.2"
-source = "git+http://github.com/hasura/ndc-spec.git?tag=v0.1.2#6e7d12a31787d5f618099a42ddc0bea786438c00"
+version = "0.1.3"
+source = "git+http://github.com/hasura/ndc-spec.git?tag=v0.1.3#b9316d206a6aece470531937f6e1ea9223e88122"
 dependencies = [
  "async-trait",
  "clap",
@@ -1788,15 +1782,17 @@ dependencies = [
 
 [[package]]
 name = "serde_with"
-version = "2.3.3"
+version = "3.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07ff71d2c147a7b57362cead5e22f772cd52f6ab31cfcd9edcd7f6aeb2a0afbe"
+checksum = "0ad483d2ab0149d5a5ebcd9972a3852711e0153d863bf5a5d0391d28883c4a20"
 dependencies = [
- "base64 0.13.1",
+ "base64 0.22.0",
  "chrono",
  "hex",
  "indexmap 1.9.3",
+ "indexmap 2.2.6",
  "serde",
+ "serde_derive",
  "serde_json",
  "serde_with_macros",
  "time",
@@ -1804,9 +1800,9 @@ dependencies = [
 
 [[package]]
 name = "serde_with_macros"
-version = "2.3.3"
+version = "3.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "881b6f881b17d13214e5d494c939ebab463d01264ce1811e9d4ac3a882e7695f"
+checksum = "65569b702f41443e8bc8bbb1c5779bd0450bbe723b56198980e80ec45780bce2"
 dependencies = [
  "darling",
  "proc-macro2",
diff --git a/crates/sdk/Cargo.toml b/crates/sdk/Cargo.toml
index 0ec8b25..4923864 100644
--- a/crates/sdk/Cargo.toml
+++ b/crates/sdk/Cargo.toml
@@ -24,8 +24,8 @@ rustls = ["reqwest/rustls"]
 ndc-test = ["dep:ndc-test"]
 
 [dependencies]
-ndc-models = { git = "http://github.com/hasura/ndc-spec.git", tag = "v0.1.2" }
-ndc-test = { git = "http://github.com/hasura/ndc-spec.git", tag = "v0.1.2", optional = true }
+ndc-models = { git = "http://github.com/hasura/ndc-spec.git", tag = "v0.1.3" }
+ndc-test = { git = "http://github.com/hasura/ndc-spec.git", tag = "v0.1.3", optional = true }
 
 async-trait = "0.1.79"
 axum = { version = "0.6.20", features = ["http2"] }
diff --git a/crates/sdk/src/connector/example.rs b/crates/sdk/src/connector/example.rs
index 5225fe2..dd19b31 100644
--- a/crates/sdk/src/connector/example.rs
+++ b/crates/sdk/src/connector/example.rs
@@ -50,13 +50,17 @@ impl Connector for Example {
 
     async fn get_capabilities() -> JsonResponse<models::CapabilitiesResponse> {
         models::CapabilitiesResponse {
-            version: "0.1.1".into(),
+            version: "0.1.3".into(),
             capabilities: models::Capabilities {
                 relationships: None,
                 query: models::QueryCapabilities {
                     variables: None,
                     aggregates: None,
                     explain: None,
+                    nested_fields: models::NestedFieldCapabilities {
+                        filter_by: None,
+                        order_by: None,
+                    },
                 },
                 mutation: models::MutationCapabilities {
                     transactional: None,
diff --git a/crates/sdk/src/default_main.rs b/crates/sdk/src/default_main.rs
index 60b96c5..e62d824 100644
--- a/crates/sdk/src/default_main.rs
+++ b/crates/sdk/src/default_main.rs
@@ -84,6 +84,8 @@ struct TestCommand {
     configuration: PathBuf,
     #[arg(long, value_name = "DIRECTORY", env = "HASURA_SNAPSHOTS_DIR")]
     snapshots_dir: Option<PathBuf>,
+    #[arg(long)]
+    no_validate_responses: bool,
 }
 
 #[derive(Clone, Parser)]
@@ -92,6 +94,8 @@ struct ReplayCommand {
     configuration: PathBuf,
     #[arg(long, value_name = "DIRECTORY", env = "HASURA_SNAPSHOTS_DIR")]
     snapshots_dir: PathBuf,
+    #[arg(long)]
+    no_validate_responses: bool,
 }
 
 #[derive(Clone, Parser)]
@@ -488,6 +492,9 @@ mod ndc_test_commands {
             seed: command.seed.map(|s| s.as_bytes().try_into()).transpose()?,
             snapshots_dir: command.snapshots_dir,
             gen_config: ndc_test::configuration::TestGenerationConfiguration::default(),
+            options: ndc_test::configuration::TestOptions {
+                validate_responses: !command.no_validate_responses,
+            },
         };
 
         let connector = make_connector_adapter(setup, command.configuration).await?;
@@ -512,8 +519,17 @@ mod ndc_test_commands {
         let connector = make_connector_adapter(setup, command.configuration).await?;
         let mut reporter = (ConsoleReporter::new(), TestResults::default());
 
-        ndc_test::test_snapshots_in_directory(&connector, &mut reporter, command.snapshots_dir)
-            .await;
+        let options = ndc_test::configuration::TestOptions {
+            validate_responses: !command.no_validate_responses,
+        };
+
+        ndc_test::test_snapshots_in_directory(
+            &options,
+            &connector,
+            &mut reporter,
+            command.snapshots_dir,
+        )
+        .await;
 
         if !reporter.1.failures.is_empty() {
             println!();