From bcdf8c8cde31e826000f1b2d6eeaebdd865a07c1 Mon Sep 17 00:00:00 2001
From: Michelle Tilley <michelle@michelletilley.net>
Date: Mon, 8 Jun 2026 09:12:45 -0700
Subject: feat: Capture command output + expose to new `atuin_output` tool
 (#3510)

---
 crates/atuin-daemon/proto/semantic.proto | 47 ++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 crates/atuin-daemon/proto/semantic.proto

(limited to 'crates/atuin-daemon/proto')

diff --git a/crates/atuin-daemon/proto/semantic.proto b/crates/atuin-daemon/proto/semantic.proto
new file mode 100644
index 00000000..07e550c8
--- /dev/null
+++ b/crates/atuin-daemon/proto/semantic.proto
@@ -0,0 +1,47 @@
+syntax = "proto3";
+package semantic;
+
+service Semantic {
+  rpc RecordCommands(stream CommandCapture) returns (RecordCommandsReply);
+  rpc CommandOutput(CommandOutputRequest) returns (CommandOutputReply);
+}
+
+message CommandCapture {
+  string prompt = 1;
+  string command = 2;
+  string output = 3;
+  optional int32 exit_code = 4;
+  optional string history_id = 5;
+  optional string session_id = 6;
+  bool output_truncated = 7;
+  uint64 output_observed_bytes = 8;
+}
+
+message RecordCommandsReply {
+  uint64 accepted = 1;
+}
+
+message CommandOutputRequest {
+  string history_id = 1;
+  repeated OutputRange ranges = 2;
+}
+
+message OutputRange {
+  int64 start = 1;
+  int64 end = 2;
+}
+
+message OutputLine {
+  uint64 line_number = 1;
+  string content = 2;
+}
+
+message CommandOutputReply {
+  bool found = 1;
+  string output = 2;
+  uint64 total_bytes = 3;
+  uint64 total_lines = 4;
+  repeated OutputLine lines = 5;
+  bool output_truncated = 6;
+  uint64 output_observed_bytes = 7;
+}
-- 
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