diff --git a/crates/buzz-cli/src/commands/agents.rs b/crates/buzz-cli/src/commands/agents.rs
index 568249d0829..0ea9191f9c4 100644
--- a/crates/buzz-cli/src/commands/agents.rs
+++ b/crates/buzz-cli/src/commands/agents.rs
@@ -164,6 +164,55 @@ pub async fn dispatch(command: AgentsCmd, client: &BuzzClient) -> Result<(), Cli
         }
 
         AgentsCmd::Archived => cmd_archived(client).await,
+
+        AgentsCmd::PublishProfile {
+            name,
+            agent_type,
+            channel_ids,
+            status,
+            respond_to,
+            respond_to_allowlist,
+            channel_add_policy,
+        } => {
+            match respond_to.as_str() {
+                "owner-only" | "allowlist" | "anyone" => {}
+                _ => {
+                    return Err(CliError::Usage(format!(
+                        "--respond-to must be 'owner-only', 'allowlist', or 'anyone' (got: {respond_to})"
+                    )))
+                }
+            }
+            match channel_add_policy.as_str() {
+                "anyone" | "owner_only" | "nobody" => {}
+                _ => {
+                    return Err(CliError::Usage(format!(
+                        "--channel-add-policy must be 'anyone', 'owner_only', or 'nobody' (got: {channel_add_policy})"
+                    )))
+                }
+            }
+            let content = json!({
+                "name": name,
+                "agent_type": agent_type,
+                "channels": [],
+                "channel_ids": channel_ids,
+                "capabilities": [],
+                "status": status,
+                "respond_to": respond_to,
+                "respond_to_allowlist": respond_to_allowlist,
+                "channel_add_policy": channel_add_policy,
+            })
+            .to_string();
+            use nostr::{EventBuilder, Kind};
+            let builder = EventBuilder::new(
+                Kind::Custom(buzz_sdk::kind::KIND_AGENT_PROFILE as u16),
+                &content,
+            )
+            .tags([]);
+            let event = client.sign_event(builder)?;
+            let resp = client.submit_event(event).await?;
+            println!("{resp}");
+            Ok(())
+        }
     }
 }
 
diff --git a/crates/buzz-cli/src/lib.rs b/crates/buzz-cli/src/lib.rs
index 3893c5b6425..3cf82199275 100644
--- a/crates/buzz-cli/src/lib.rs
+++ b/crates/buzz-cli/src/lib.rs
@@ -365,6 +365,38 @@ Examples:\n  \
 buzz agents archived"
     )]
     Archived,
+    /// Publish this identity's relay agent profile (kind:10100) — makes a headless
+    /// (non-managed) agent discoverable and @mentionable by Buzz Desktop clients.
+    #[command(
+        after_help = "kind:10100 is a replaceable event: this fully overwrites any \
+previous agent profile for the signing identity.\n\n\
+Examples:\n  \
+buzz agents publish-profile --name Coder --channel-ids <UUID> --respond-to allowlist \
+--respond-to-allowlist <PUBKEY1>,<PUBKEY2> --channel-add-policy owner_only"
+    )]
+    PublishProfile {
+        /// Display name shown in Buzz Desktop
+        #[arg(long)]
+        name: String,
+        /// Free-form agent type label (default: "agent")
+        #[arg(long, default_value = "agent")]
+        agent_type: String,
+        /// Channel UUIDs this agent should be considered mentionable in (comma-separated)
+        #[arg(long, value_delimiter = ',')]
+        channel_ids: Vec<String>,
+        /// Presence status to report
+        #[arg(long, default_value = "online")]
+        status: String,
+        /// Who this agent responds to: owner-only, allowlist, or anyone
+        #[arg(long, default_value = "allowlist")]
+        respond_to: String,
+        /// Pubkeys allowed to trigger this agent when --respond-to=allowlist (comma-separated)
+        #[arg(long, value_delimiter = ',')]
+        respond_to_allowlist: Vec<String>,
+        /// Who may add this agent to new channels: anyone, owner_only, or nobody
+        #[arg(long, default_value = "owner_only")]
+        channel_add_policy: String,
+    },
 }
 
 #[derive(Subcommand)]
@@ -2175,6 +2207,7 @@ mod tests {
                 "archived",
                 "draft-create",
                 "draft-update",
+                "publish-profile",
                 "unarchive"
             ]
         );
@@ -2313,7 +2346,7 @@ mod tests {
     #[test]
     fn subcommand_counts_are_stable() {
         let expected: Vec<(&str, usize)> = vec![
-            ("agents", 5),
+            ("agents", 6),
             ("canvas", 2),
             ("channels", 16),
             ("dms", 4),