diff --git a/src/language/inference_schema.cc b/src/language/inference_schema.cc
new file mode 100644
index 0000000..293a9da
--- /dev/null
+++ b/src/language/inference_schema.cc
@@ -0,0 +1,63 @@
+#include "src/language/inference_schema.hh"
+
+#include <cstdio>
+
+#include <fildesh/sxproto.h>
+
+static FildeshSxprotoField penalize_with_fields[] = {
+  {"token_count", FILL_FildeshSxprotoField_INT(1, INT_MAX)},
+  {"repetition", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"frequency", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"presence", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+};
+
+static FildeshSxprotoField xtc_fields[] = {
+  {"probability", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"threshold", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+};
+
+static FildeshSxprotoField dry_fields[] = {
+  {"probability", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"threshold", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+};
+
+static FildeshSxprotoField adjust_thru_manyof[] = {
+  {"dry", FILL_FildeshSxprotoField_MESSAGE(dry_fields)},
+  {"penalize_with", FILL_FildeshSxprotoField_MESSAGE(penalize_with_fields)},
+  {"top_k", FILL_FildeshSxprotoField_INT(1, INT_MAX)},
+  {"tfs_z", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"typical_p", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"top_p", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"min_p", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"temperature", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"xtc", FILL_FildeshSxprotoField_MESSAGE(xtc_fields)},
+};
+
+static FildeshSxprotoField mirostat_fields[] = {
+  {"version", FILL_FildeshSxprotoField_INT(1, 2)},
+  {"tau", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+  {"eta", FILL_DEFAULT_FildeshSxprotoField_FLOAT},
+};
+
+static FildeshSxprotoField pick_via_oneof[] = {
+  {"mirostat", FILL_FildeshSxprotoField_MESSAGE(mirostat_fields)},
+  {"probability", FILL_FildeshSxprotoField_MESSAGE(mirostat_fields)},
+};
+
+static FildeshSxprotoField sampling_fields[] = {
+  {"adjust_thru", FILL_FildeshSxprotoField_MANYOF(adjust_thru_manyof)},
+  {"pick_via", FILL_FildeshSxprotoField_LONEOF(pick_via_oneof)},
+};
+
+static FildeshSxprotoField infer_via_oneof[] = {
+  {"sampling", FILL_FildeshSxprotoField_MESSAGE(sampling_fields)},
+};
+
+const FildeshSxprotoField* rendezllama::language_sxproto_schema() {
+  static FildeshSxprotoField toplevel_fields[] = {
+    {"infer_via", FILL_FildeshSxprotoField_LONEOF(infer_via_oneof)},
+  };
+  DECLARE_TOPLEVEL_FildeshSxprotoField(schema, toplevel_fields);
+  lone_toplevel_initialization_FildeshSxprotoField(schema);
+  return schema;
+}
diff --git a/src/language/inference_schema.hh b/src/language/inference_schema.hh
new file mode 100644
index 0000000..1d45dbc
--- /dev/null
+++ b/src/language/inference_schema.hh
@@ -0,0 +1,11 @@
+#ifndef RENDEZLLAMA_LANGUAGE_INFERENCE_SCHEMA_HH_
+#define RENDEZLLAMA_LANGUAGE_INFERENCE_SCHEMA_HH_
+
+struct FildeshSxprotoField;
+
+namespace rendezllama {
+
+const FildeshSxprotoField* language_sxproto_schema();
+
+}  // namespace rendezllama
+#endif