diff --git a/verifier/BUILD.bazel b/verifier/BUILD.bazel
index a7d620d1d..a51b1660f 100644
--- a/verifier/BUILD.bazel
+++ b/verifier/BUILD.bazel
@@ -43,6 +43,8 @@ java_library(
 java_library(
     name = "z3_impl",
     compatible_with = [],
-    visibility = ["//:internal"],
+    visibility = [
+        "//:internal",
+    ],
     exports = ["//verifier/src/main/java/dev/cel/verifier:z3_impl"],
 )
diff --git a/verifier/axioms/BUILD.bazel b/verifier/axioms/BUILD.bazel
index 537cfd2ce..281f40a05 100644
--- a/verifier/axioms/BUILD.bazel
+++ b/verifier/axioms/BUILD.bazel
@@ -1,6 +1,10 @@
 load("@rules_java//java:defs.bzl", "java_library")
 
-package(default_visibility = ["//verifier:__subpackages__"])
+package(
+    default_visibility = [
+        "//verifier:__subpackages__",
+    ],
+)
 
 java_library(
     name = "axioms",
diff --git a/verifier/src/main/java/dev/cel/verifier/CelVerifierFactory.java b/verifier/src/main/java/dev/cel/verifier/CelVerifierFactory.java
index da48ec484..42a09914e 100644
--- a/verifier/src/main/java/dev/cel/verifier/CelVerifierFactory.java
+++ b/verifier/src/main/java/dev/cel/verifier/CelVerifierFactory.java
@@ -23,5 +23,10 @@ public static CelVerifierBuilder newVerifier() {
     return CelVerifierZ3Impl.newBuilder();
   }
 
+  /** Create a builder for configuring a Z3-based {@link CelVerifier} with Z3-specific settings. */
+  public static CelVerifierZ3Impl.Builder newZ3Verifier() {
+    return CelVerifierZ3Impl.newBuilder();
+  }
+
   private CelVerifierFactory() {}
 }
diff --git a/verifier/src/main/java/dev/cel/verifier/CelVerifierZ3Impl.java b/verifier/src/main/java/dev/cel/verifier/CelVerifierZ3Impl.java
index ce2705b56..6c19c440d 100644
--- a/verifier/src/main/java/dev/cel/verifier/CelVerifierZ3Impl.java
+++ b/verifier/src/main/java/dev/cel/verifier/CelVerifierZ3Impl.java
@@ -42,7 +42,7 @@
 
 /** Z3 implementation of the CelVerifier. */
 @Immutable
-final class CelVerifierZ3Impl implements CelVerifier {
+public final class CelVerifierZ3Impl implements CelVerifier {
 
   @VisibleForTesting
   static final CelTypeProvider EMPTY_TYPE_PROVIDER =
@@ -68,7 +68,7 @@ static Builder newBuilder() {
     return new Builder();
   }
 
-  static final class Builder implements CelVerifierBuilder {
+  public static final class Builder implements CelVerifierBuilder {
     private Duration timeout;
     private int comprehensionUnrollLimit;
     private final ImmutableSet.Builder<String> unknownIdentifiers;
@@ -116,12 +116,12 @@ public CelVerifierBuilder setComprehensionUnrollLimit(int unrollLimit) {
     }
 
     @CanIgnoreReturnValue
-    Builder addFunctionAxioms(CelZ3FunctionAxiom... axioms) {
+    public Builder addFunctionAxioms(CelZ3FunctionAxiom... axioms) {
       return addFunctionAxioms(Arrays.asList(axioms));
     }
 
     @CanIgnoreReturnValue
-    Builder addFunctionAxioms(Iterable<CelZ3FunctionAxiom> axioms) {
+    public Builder addFunctionAxioms(Iterable<CelZ3FunctionAxiom> axioms) {
       functionAxioms.addAll(axioms);
       return this;
     }