diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0836858..64ac8d6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -43,5 +43,6 @@ jobs:
         with:
           test_service_port: ${{ env.TEST_SERVICE_PORT }}
           token: ${{ secrets.GITHUB_TOKEN }}
+          extra_params: '--skip-from=${{ github.workspace }}/contract-tests/suppressions.txt'
       - name: Build Docs
         run: npm run doc
diff --git a/contract-tests/TestHook.js b/contract-tests/TestHook.js
new file mode 100644
index 0000000..5a371e9
--- /dev/null
+++ b/contract-tests/TestHook.js
@@ -0,0 +1,61 @@
+let postChain = Promise.resolve();
+
+function safePost(url, body) {
+  postChain = postChain.then(() =>
+    fetch(url, {
+      method: 'POST',
+      headers: { 'Content-Type': 'application/json' },
+      body: JSON.stringify(body),
+    }).catch(() => {})
+  );
+}
+
+class TestHook {
+  constructor(name, endpoint, data, errors) {
+    this.hookName = name;
+    this.endpoint = endpoint;
+    this.hookData = data || {};
+    this.hookErrors = errors || {};
+  }
+
+  getMetadata() {
+    return { name: this.hookName };
+  }
+
+  beforeEvaluation(hookContext, data) {
+    if (this.hookErrors.beforeEvaluation) {
+      throw new Error(this.hookErrors.beforeEvaluation);
+    }
+    safePost(this.endpoint, {
+      evaluationSeriesContext: hookContext,
+      evaluationSeriesData: data,
+      stage: 'beforeEvaluation',
+    });
+    return { ...data, ...(this.hookData.beforeEvaluation || {}) };
+  }
+
+  afterEvaluation(hookContext, data, detail) {
+    if (this.hookErrors.afterEvaluation) {
+      throw new Error(this.hookErrors.afterEvaluation);
+    }
+    safePost(this.endpoint, {
+      evaluationSeriesContext: hookContext,
+      evaluationSeriesData: data,
+      evaluationDetail: detail,
+      stage: 'afterEvaluation',
+    });
+    return { ...data, ...(this.hookData.afterEvaluation || {}) };
+  }
+
+  afterTrack(hookContext) {
+    if (this.hookErrors.afterTrack) {
+      throw new Error(this.hookErrors.afterTrack);
+    }
+    safePost(this.endpoint, {
+      trackSeriesContext: hookContext,
+      stage: 'afterTrack',
+    });
+  }
+}
+
+module.exports = { TestHook };
diff --git a/contract-tests/index.js b/contract-tests/index.js
index 2b7124c..95fd057 100644
--- a/contract-tests/index.js
+++ b/contract-tests/index.js
@@ -25,8 +25,11 @@ app.get('/', (req, res) => {
       'tags',
       'user-type',
       'inline-context',
-      'anonymous-redaction',
+      'inline-context-all',
       'client-prereq-events',
+      'client-per-context-summaries',
+      'evaluation-hooks',
+      'track-hooks',
     ],
   });
 });
diff --git a/contract-tests/sdkClientEntity.js b/contract-tests/sdkClientEntity.js
index 8aacb62..1947f2f 100644
--- a/contract-tests/sdkClientEntity.js
+++ b/contract-tests/sdkClientEntity.js
@@ -1,6 +1,7 @@
 const ld = require('launchdarkly-node-client-sdk');
 
 const { Log, sdkLogger } = require('./log');
+const { TestHook } = require('./TestHook');
 
 const badCommandError = new Error('unsupported command');
 
@@ -60,6 +61,12 @@ function makeSdkConfig(options, tag) {
     };
   }
 
+  if (options.hooks) {
+    cf.hooks = options.hooks.hooks.map(
+      hook => new TestHook(hook.name, hook.callbackUri, hook.data, hook.errors)
+    );
+  }
+
   return cf;
 }
 
diff --git a/contract-tests/suppressions.txt b/contract-tests/suppressions.txt
new file mode 100644
index 0000000..140061f
--- /dev/null
+++ b/contract-tests/suppressions.txt
@@ -0,0 +1,2 @@
+hooks/evaluation/executes beforeEvaluation hooks in registration order
+hooks/track/executes afterTrack hooks in registration order
diff --git a/package.json b/package.json
index 6985d8d..9f6c48c 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
   },
   "dependencies": {
     "launchdarkly-eventsource": "2.0.3",
-    "launchdarkly-js-sdk-common": "5.4.0",
+    "launchdarkly-js-sdk-common": "5.8.1",
     "node-localstorage": "^1.3.1"
   },
   "repository": {
diff --git a/src/__tests__/LDClient-events-test.js b/src/__tests__/LDClient-events-test.js
index c69ace7..d6833a9 100644
--- a/src/__tests__/LDClient-events-test.js
+++ b/src/__tests__/LDClient-events-test.js
@@ -30,7 +30,7 @@ describe('LDClient', () => {
           const trackEvent = events[1];
           expect(trackEvent.kind).toEqual('custom');
           expect(trackEvent.key).toEqual('eventkey');
-          expect(trackEvent.contextKeys).toEqual({ user: 'user' });
+          expect(trackEvent.context).toEqual({ kind: 'user', key: 'user' });
           expect(trackEvent.data).toEqual(data);
           expect(trackEvent.url).toEqual(null);
         });