diff --git a/api/tangled/gitkeepCommit.go b/api/tangled/gitkeepCommit.go
new file mode 100644
--- /dev/null
+++ b/api/tangled/gitkeepCommit.go
@@ -0,0 +1,92 @@
+// Code generated by cmd/lexgen (see Makefile's lexgen); DO NOT EDIT.
+
+package tangled
+
+// schema: sh.tangled.git.keepCommit
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+
+	"github.com/bluesky-social/indigo/lex/util"
+)
+
+const (
+	GitKeepCommitNSID = "sh.tangled.git.keepCommit"
+)
+
+// GitKeepCommit_Commit is a "commit" in the sh.tangled.git.keepCommit schema.
+//
+// RECORDTYPE: GitKeepCommit_Commit
+type GitKeepCommit_Commit struct {
+	LexiconTypeID string `json:"$type,const=sh.tangled.git.keepCommit#commit" cborgen:"$type,const=sh.tangled.git.keepCommit#commit"`
+	Oid           string `json:"oid" cborgen:"oid"`
+	Repo          string `json:"repo" cborgen:"repo"`
+}
+
+// GitKeepCommit_Input is the input argument to a sh.tangled.git.keepCommit call.
+type GitKeepCommit_Input struct {
+	// record: at-uri of target record. rkey is required
+	Record string                      `json:"record" cborgen:"record"`
+	Repo   string                      `json:"repo" cborgen:"repo"`
+	Source *GitKeepCommit_Input_Source `json:"source" cborgen:"source"`
+}
+
+type GitKeepCommit_Input_Source struct {
+	GitKeepCommit_Commit  *GitKeepCommit_Commit
+	GitKeepCommit_Patches *GitKeepCommit_Patches
+}
+
+func (t *GitKeepCommit_Input_Source) MarshalJSON() ([]byte, error) {
+	if t.GitKeepCommit_Commit != nil {
+		t.GitKeepCommit_Commit.LexiconTypeID = "sh.tangled.git.keepCommit#commit"
+		return json.Marshal(t.GitKeepCommit_Commit)
+	}
+	if t.GitKeepCommit_Patches != nil {
+		t.GitKeepCommit_Patches.LexiconTypeID = "sh.tangled.git.keepCommit#patches"
+		return json.Marshal(t.GitKeepCommit_Patches)
+	}
+	return nil, fmt.Errorf("cannot marshal empty enum")
+}
+func (t *GitKeepCommit_Input_Source) UnmarshalJSON(b []byte) error {
+	typ, err := util.TypeExtract(b)
+	if err != nil {
+		return err
+	}
+
+	switch typ {
+	case "sh.tangled.git.keepCommit#commit":
+		t.GitKeepCommit_Commit = new(GitKeepCommit_Commit)
+		return json.Unmarshal(b, t.GitKeepCommit_Commit)
+	case "sh.tangled.git.keepCommit#patches":
+		t.GitKeepCommit_Patches = new(GitKeepCommit_Patches)
+		return json.Unmarshal(b, t.GitKeepCommit_Patches)
+
+	default:
+		return nil
+	}
+}
+
+// GitKeepCommit_Output is the output of a sh.tangled.git.keepCommit call.
+type GitKeepCommit_Output struct {
+	Commit string `json:"commit" cborgen:"commit"`
+}
+
+// GitKeepCommit_Patches is a "patches" in the sh.tangled.git.keepCommit schema.
+//
+// RECORDTYPE: GitKeepCommit_Patches
+type GitKeepCommit_Patches struct {
+	LexiconTypeID string   `json:"$type,const=sh.tangled.git.keepCommit#patches" cborgen:"$type,const=sh.tangled.git.keepCommit#patches"`
+	Patches       []string `json:"patches,omitempty" cborgen:"patches,omitempty"`
+}
+
+// GitKeepCommit calls the XRPC method "sh.tangled.git.keepCommit".
+func GitKeepCommit(ctx context.Context, c util.LexClient, input *GitKeepCommit_Input) (*GitKeepCommit_Output, error) {
+	var out GitKeepCommit_Output
+	if err := c.LexDo(ctx, util.Procedure, "application/json", "sh.tangled.git.keepCommit", nil, input, &out); err != nil {
+		return nil, err
+	}
+
+	return &out, nil
+}
diff --git a/lexicons/git/keepCommit.json b/lexicons/git/keepCommit.json
new file mode 100644
--- /dev/null
+++ b/lexicons/git/keepCommit.json
@@ -0,0 +1,89 @@
+{
+  "lexicon": 1,
+  "id": "sh.tangled.git.keepCommit",
+  "defs": {
+    "main": {
+      "type": "procedure",
+      "description": "Keep commit for an atproto record.",
+      "input": {
+        "encoding": "application/json",
+        "schema": {
+          "type": "object",
+          "required": ["repo", "source", "record"],
+          "properties": {
+            "repo": {
+              "type": "string",
+              "format": "did"
+            },
+            "source": {
+              "type": "union",
+              "refs": ["#commit", "#patches"]
+            },
+            "record": {
+              "type": "string",
+              "format": "at-uri",
+              "description": "at-uri of target record. rkey is required"
+            }
+          }
+        }
+      },
+      "output": {
+        "encoding": "application/json",
+        "schema": {
+          "type": "object",
+          "required": ["commit"],
+          "properties": {
+            "commit": {
+              "type": "string",
+              "minLength": 40,
+              "maxLength": 128
+            }
+          }
+        }
+      },
+      "errors": [
+        {
+          "name": "InvalidRequest",
+          "description": "Invalid request parameters"
+        },
+        {
+          "name": "RepoNotFound",
+          "description": "Repo is not registered on this knot"
+        },
+        {
+          "name": "CommitNotFound",
+          "description": "Commit is not found from source Repo"
+        },
+        {
+          "name": "PatchApplyFailed",
+          "description": "Failed to apply patches"
+        }
+      ]
+    },
+    "commit": {
+      "type": "object",
+      "required": ["repo", "oid"],
+      "properties": {
+        "repo": {
+          "type": "string",
+          "format": "did"
+        },
+        "oid": {
+          "type": "string",
+          "minLength": 40,
+          "maxLength": 128
+        }
+      }
+    },
+    "patches": {
+      "type": "object",
+      "required": ["patch"],
+      "properties": {
+        "patches": {
+          "type": "array",
+          "items": { "type": "string" }
+        }
+      }
+    }
+  }
+}