diff --git a/bun.lock b/bun.lock
index 68b945e51..a15f67146 100644
--- a/bun.lock
+++ b/bun.lock
@@ -35,6 +35,7 @@
         "computed-types": "1.11.2",
         "csv-stringify": "6.6.0",
         "decoders": "1.25.5",
+        "dhi": "0.4.3",
         "fp-ts": "2.16.11",
         "io-ts": "2.2.22",
         "jet-schema": "1.4.3",
@@ -812,6 +813,8 @@
 
     "delaunator": ["delaunator@5.0.1", "", { "dependencies": { "robust-predicates": "^3.0.2" } }, "sha512-8nvh+XBe96aCESrGOqMp/84b13H9cdKbG5P2ejQCh4d4sK9RL4371qou9drQjMhvnPmhWl5hnmqbEE0fXr9Xnw=="],
 
+    "dhi": ["dhi@0.4.3", "", { "peerDependencies": { "typescript": "^5" }, "optionalPeers": ["typescript"] }, "sha512-tzqyyV7XJj9CqMnkA1nX/hnEZc//HyY5ZsSQmQ4DpNRMF9ME70+igfknIy2WpEHZTuyr+PyHKElJpjCqWi6w6Q=="],
+
     "diff": ["diff@4.0.2", "", {}, "sha512-58lmxKSA4BNyLz+HHMUzlOEpg09FV+ev6ZMe3vJihgdxzgcwZ8VoEEPmALCZG9LmqfVoNMMKpttIYTVG6uDY7A=="],
 
     "dir-glob": ["dir-glob@3.0.1", "", { "dependencies": { "path-type": "^4.0.0" } }, "sha512-WkrWp9GR4KXfKGYzOLmTuGVi1UWFfws377n9cc55/tb6DuqyF6pcQ5AbiHEshaDpY9v6oaSr2XCDidGmMwdzIA=="],
diff --git a/cases/dhi.ts b/cases/dhi.ts
new file mode 100644
index 000000000..b4ad69992
--- /dev/null
+++ b/cases/dhi.ts
@@ -0,0 +1,97 @@
+// @ts-expect-error - dhi uses package.json exports which require moduleResolution: "bundler" or "node16"
+import { z } from 'dhi/schema';
+import { createCase } from '../benchmarks';
+
+createCase('dhi', 'parseSafe', () => {
+  const dataType = z.object({
+    number: z.number(),
+    negNumber: z.number(),
+    maxNumber: z.number(),
+    string: z.string(),
+    longString: z.string(),
+    boolean: z.boolean(),
+    deeplyNested: z.object({
+      foo: z.string(),
+      num: z.number(),
+      bool: z.boolean(),
+    }),
+  }); // Default behavior: strips unknown keys
+
+  return data => {
+    return dataType.parse(data);
+  };
+});
+
+createCase('dhi', 'parseStrict', () => {
+  const dataType = z
+    .object({
+      number: z.number(),
+      negNumber: z.number(),
+      maxNumber: z.number(),
+      string: z.string(),
+      longString: z.string(),
+      boolean: z.boolean(),
+      deeplyNested: z
+        .object({
+          foo: z.string(),
+          num: z.number(),
+          bool: z.boolean(),
+        })
+        .strict(), // Throw on unknown keys (nested)
+    })
+    .strict(); // Throw on unknown keys (root)
+
+  return data => {
+    return dataType.parse(data);
+  };
+});
+
+createCase('dhi', 'assertLoose', () => {
+  const dataType = z
+    .object({
+      number: z.number(),
+      negNumber: z.number(),
+      maxNumber: z.number(),
+      string: z.string(),
+      longString: z.string(),
+      boolean: z.boolean(),
+      deeplyNested: z
+        .object({
+          foo: z.string(),
+          num: z.number(),
+          bool: z.boolean(),
+        })
+        .passthrough(), // Allow unknown keys (nested)
+    })
+    .passthrough(); // Allow unknown keys (root)
+
+  return data => {
+    dataType.parse(data);
+    return true;
+  };
+});
+
+createCase('dhi', 'assertStrict', () => {
+  const dataType = z
+    .object({
+      number: z.number(),
+      negNumber: z.number(),
+      maxNumber: z.number(),
+      string: z.string(),
+      longString: z.string(),
+      boolean: z.boolean(),
+      deeplyNested: z
+        .object({
+          foo: z.string(),
+          num: z.number(),
+          bool: z.boolean(),
+        })
+        .strict(), // Throw on unknown keys (nested)
+    })
+    .strict(); // Throw on unknown keys (root)
+
+  return data => {
+    dataType.parse(data);
+    return true;
+  };
+});
diff --git a/package-lock.json b/package-lock.json
index 19f547cce..50c01e40e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,6 +40,7 @@
         "computed-types": "1.11.2",
         "csv-stringify": "6.6.0",
         "decoders": "1.25.5",
+        "dhi": "0.4.3",
         "fp-ts": "2.16.11",
         "io-ts": "2.2.22",
         "jet-schema": "1.4.3",
@@ -4988,6 +4989,23 @@
         "robust-predicates": "^3.0.2"
       }
     },
+    "node_modules/dhi": {
+      "version": "0.4.3",
+      "resolved": "https://registry.npmjs.org/dhi/-/dhi-0.4.3.tgz",
+      "integrity": "sha512-tzqyyV7XJj9CqMnkA1nX/hnEZc//HyY5ZsSQmQ4DpNRMF9ME70+igfknIy2WpEHZTuyr+PyHKElJpjCqWi6w6Q==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=18.0.0"
+      },
+      "peerDependencies": {
+        "typescript": "^5"
+      },
+      "peerDependenciesMeta": {
+        "typescript": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/diff": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.2.tgz",
@@ -14033,6 +14051,12 @@
         "robust-predicates": "^3.0.2"
       }
     },
+    "dhi": {
+      "version": "0.4.3",
+      "resolved": "https://registry.npmjs.org/dhi/-/dhi-0.4.3.tgz",
+      "integrity": "sha512-tzqyyV7XJj9CqMnkA1nX/hnEZc//HyY5ZsSQmQ4DpNRMF9ME70+igfknIy2WpEHZTuyr+PyHKElJpjCqWi6w6Q==",
+      "requires": {}
+    },
     "diff": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.2.tgz",
diff --git a/package.json b/package.json
index 37ecbba80..3794d00ef 100644
--- a/package.json
+++ b/package.json
@@ -59,6 +59,7 @@
     "computed-types": "1.11.2",
     "csv-stringify": "6.6.0",
     "decoders": "1.25.5",
+    "dhi": "0.4.3",
     "fp-ts": "2.16.11",
     "io-ts": "2.2.22",
     "jet-schema": "1.4.3",