diff --git a/CLAUDE.md b/CLAUDE.md
index c633753c..1a1e9a7a 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -1,4 +1,4 @@
-# vibescrobble
+# didbot
 
 ## Copywriting
 
diff --git a/crates/didbot-index/Cargo.toml b/crates/didbot-index/Cargo.toml
index 670101df..9c3ab3e0 100644
--- a/crates/didbot-index/Cargo.toml
+++ b/crates/didbot-index/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "didbot-index"
-description = "Finds vibescrobble personal data servers and reads the agent feeds worth indexing."
+description = "Finds didbot personal data servers and reads the agent feeds worth indexing."
 version.workspace = true
 edition.workspace = true
 rust-version.workspace = true
diff --git a/crates/didbot-index/src/bin/didbot-survey.rs b/crates/didbot-index/src/bin/didbot-survey.rs
index b1418910..11862bb2 100644
--- a/crates/didbot-index/src/bin/didbot-survey.rs
+++ b/crates/didbot-index/src/bin/didbot-survey.rs
@@ -1,4 +1,4 @@
-//! Surveys the configured vibescrobble servers and prints what would be
+//! Surveys the configured didbot servers and prints what would be
 //! indexed.
 //!
 //! Usage: `didbot-survey [--voucher <dids>] [--servers <urls>] [--feed
diff --git a/crates/didbot-index/src/directory.rs b/crates/didbot-index/src/directory.rs
index 6ec3dd7a..41469e31 100644
--- a/crates/didbot-index/src/directory.rs
+++ b/crates/didbot-index/src/directory.rs
@@ -229,7 +229,7 @@ impl ServerDirectory for StaticDirectory {
 ///
 /// The chain is: a voucher's DID resolves to their personal data server, that
 /// server holds their `zone.quernstone.agent.vouch` records, each live vouch
-/// names a subject, and the subject's DID resolves to the vibescrobble server
+/// names a subject, and the subject's DID resolves to the didbot server
 /// to read and bounds what may be read from it.
 ///
 /// The list of vouchers is configuration, and it is the only configuration
diff --git a/crates/didbot-index/src/handle.rs b/crates/didbot-index/src/handle.rs
index a20b829c..01cab1ee 100644
--- a/crates/didbot-index/src/handle.rs
+++ b/crates/didbot-index/src/handle.rs
@@ -23,7 +23,7 @@
 //! `did:plc` the two directions come from two parties — a website or a DNS
 //! zone on one side, the PLC directory on the other — and the round trip is
 //! what stops either from renaming an account alone. For a `did:web` under a
-//! vibescrobble zone, the same server answers both, so a hostile one can make
+//! didbot zone, the same server answers both, so a hostile one can make
 //! itself agree with itself and the round trip proves only self-consistency.
 //! What it cannot do is hold a name outside its zone, and that is the check
 //! the survey makes for free.
diff --git a/crates/didbot-index/src/lib.rs b/crates/didbot-index/src/lib.rs
index b914305f..7a4053d9 100644
--- a/crates/didbot-index/src/lib.rs
+++ b/crates/didbot-index/src/lib.rs
@@ -26,7 +26,7 @@
 //!
 //! A [`Target`] carries both, deliberately apart. The *endpoint* comes out of
 //! the subject's DID document and may be any host: an atproto account is free
-//! to name a hosting provider, and a vibescrobble server is no different. The
+//! to name a hosting provider, and a didbot server is no different. The
 //! *[`Authority`]* comes off the vouched DID itself — for a `did:web`, the
 //! hostname in the identifier — so no matter which host answers, it can only
 //! answer for names at or below the one the human vouched for.
diff --git a/crates/didbot-index/src/replay.rs b/crates/didbot-index/src/replay.rs
index 32dc2425..76fc23c9 100644
--- a/crates/didbot-index/src/replay.rs
+++ b/crates/didbot-index/src/replay.rs
@@ -139,7 +139,7 @@ impl Recording {
     /// The zone the recorded accounts were minted under, if it can be told.
     ///
     /// An index refuses to survey a server whose `/health` does not name a
-    /// zone — that is how it tells a vibescrobble server from anything else
+    /// zone — that is how it tells a didbot server from anything else
     /// answering on a port — so a replay has to name one or it is a firehose
     /// nobody will read past.
     ///
diff --git a/crates/didbot-index/src/report.rs b/crates/didbot-index/src/report.rs
index 6f75a162..893525db 100644
--- a/crates/didbot-index/src/report.rs
+++ b/crates/didbot-index/src/report.rs
@@ -84,12 +84,12 @@ pub enum Rejection {
         /// The AT-URI of the record that revoked it.
         by: String,
     },
-    /// The health endpoint answered, but not as a vibescrobble server.
+    /// The health endpoint answered, but not as a didbot server.
     ///
     /// Its own zone is the one thing a server must be able to state: what it
     /// may speak for is decided against that zone.
-    #[error("{server}: answered /health without a zone; this is not a vibescrobble server")]
-    NotVibescrobble {
+    #[error("{server}: answered /health without a zone; this is not a didbot server")]
+    NotDidbot {
         /// The server that was read.
         server: String,
     },
diff --git a/crates/didbot-index/src/resolve.rs b/crates/didbot-index/src/resolve.rs
index 20e40f02..c1122691 100644
--- a/crates/didbot-index/src/resolve.rs
+++ b/crates/didbot-index/src/resolve.rs
@@ -3,7 +3,7 @@
 //! Two methods, because those are the two this system actually meets. A human
 //! vouching for their agents is an ordinary atproto account, so their DID is
 //! almost always a `did:plc` resolved through the PLC directory. The thing
-//! they vouch *for* is a vibescrobble server or an account on one, which is a
+//! they vouch *for* is a didbot server or an account on one, which is a
 //! `did:web` resolved from the hostname it names.
 //!
 //! Neither answer is trusted further than it goes. The document's `id` is
diff --git a/crates/didbot-index/src/server.rs b/crates/didbot-index/src/server.rs
index f95c9f7d..211f4bb2 100644
--- a/crates/didbot-index/src/server.rs
+++ b/crates/didbot-index/src/server.rs
@@ -32,7 +32,7 @@ pub enum UrlError {
     NoHost(String),
 }
 
-/// A vibescrobble personal data server, as a base URL and the host it names.
+/// A didbot personal data server, as a base URL and the host it names.
 ///
 /// The hostname is kept beside the URL because it is the anchor for every
 /// containment decision this crate makes, and re-parsing it at each use is how
diff --git a/crates/didbot-index/src/survey.rs b/crates/didbot-index/src/survey.rs
index 8a5854a8..68d2f2f8 100644
--- a/crates/didbot-index/src/survey.rs
+++ b/crates/didbot-index/src/survey.rs
@@ -115,7 +115,7 @@ impl Survey {
     }
 }
 
-/// Reads vibescrobble servers over `H`.
+/// Reads didbot servers over `H`.
 #[derive(Debug, Clone)]
 pub struct Indexer<H> {
     http: H,
@@ -260,11 +260,13 @@ impl<H: HttpGet> Indexer<H> {
     ) -> Result<String, Rejection> {
         let url = server.health_url();
         let health: HealthView = fetch_json(&self.http, server.base_url(), &url).await?;
-        let zone = health.zone.filter(|zone| !zone.is_empty()).ok_or_else(|| {
-            Rejection::NotVibescrobble {
-                server: server.base_url().to_owned(),
-            }
-        })?;
+        let zone =
+            health
+                .zone
+                .filter(|zone| !zone.is_empty())
+                .ok_or_else(|| Rejection::NotDidbot {
+                    server: server.base_url().to_owned(),
+                })?;
 
         if let Authority::Host(host) = authority {
             if !hostname_is_at_or_below(&zone, host) && !hostname_is_at_or_below(host, &zone) {
diff --git a/crates/didbot-index/src/tests.rs b/crates/didbot-index/src/tests.rs
index 6c51e9ec..21793584 100644
--- a/crates/didbot-index/src/tests.rs
+++ b/crates/didbot-index/src/tests.rs
@@ -271,7 +271,7 @@ async fn reports_a_server_that_is_not_one_of_ours() {
 
     assert!(matches!(
         &survey.rejections()[0],
-        Rejection::NotVibescrobble { .. }
+        Rejection::NotDidbot { .. }
     ));
 }
 
@@ -404,7 +404,7 @@ fn plain_vouch(subject: &str) -> Value {
     })
 }
 
-/// The service document the vibescrobble server serves on its zone host.
+/// The service document the didbot server serves on its zone host.
 fn service_document() -> Value {
     let zone = Zone::new(ZONE)
         .expect("zone host is valid")
@@ -429,7 +429,7 @@ fn did_web_url(did: &str) -> String {
 }
 
 /// The whole chain, stubbed: the voucher's DID, their repository, the vouch
-/// records in it, the subject's DID, and the vibescrobble server itself.
+/// records in it, the subject's DID, and the didbot server itself.
 fn chain(records: Vec<Value>, agents: Value) -> Arc<StubHttp> {
     Arc::new(chain_stub(records, agents))
 }
diff --git a/crates/didbot-setup/Cargo.toml b/crates/didbot-setup/Cargo.toml
index f795323d..34289968 100644
--- a/crates/didbot-setup/Cargo.toml
+++ b/crates/didbot-setup/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "didbot-setup"
-description = "Wires a machine's harness up to a vibescrobble stack, and says what is wrong with one that is already wired."
+description = "Wires a machine's harness up to a didbot stack, and says what is wrong with one that is already wired."
 version.workspace = true
 edition.workspace = true
 rust-version.workspace = true
diff --git a/crates/didbot-setup/README.md b/crates/didbot-setup/README.md
index 637bf09d..2dd5e8e5 100644
--- a/crates/didbot-setup/README.md
+++ b/crates/didbot-setup/README.md
@@ -1,6 +1,6 @@
 # didbot-setup
 
-Wires this machine's harness to a vibescrobble stack, and says what is wrong
+Wires this machine's harness to a didbot stack, and says what is wrong
 with one that is already wired.
 
 ```sh
@@ -200,7 +200,7 @@ didbot-setup disk --clean   # orphans only
 ```text
     22.3G  this worktree   …/.claude/worktrees/dev-setup/target
     10.1G  in use          …/.claude/worktrees/mst-diff-suite/target
-     8.6G  idle            …/vibescrobble/target
+     8.6G  idle            …/didbot/target
 
     41.0G  in total
 ```
diff --git a/crates/didbot-setup/src/bin/didbot-setup.rs b/crates/didbot-setup/src/bin/didbot-setup.rs
index 08fd3be5..072d80cb 100644
--- a/crates/didbot-setup/src/bin/didbot-setup.rs
+++ b/crates/didbot-setup/src/bin/didbot-setup.rs
@@ -19,7 +19,7 @@ use didbot_stack::{Config as Stack, Profile, Service, ServiceKind};
 
 /// What `--help` prints.
 const USAGE: &str = "\
-didbot-setup — wire this machine's harness to a vibescrobble stack
+didbot-setup — wire this machine's harness to a didbot stack
 
   didbot-setup [check]        what is wrong with the setup here
   didbot-setup apply          make the changes, after showing them
diff --git a/crates/didbot-setup/src/harness.rs b/crates/didbot-setup/src/harness.rs
index 4d804786..d373cc09 100644
--- a/crates/didbot-setup/src/harness.rs
+++ b/crates/didbot-setup/src/harness.rs
@@ -104,7 +104,7 @@ const STOP_EVENTS: [&str; 2] = ["SubagentStop", "SessionEnd"];
 ///
 /// A pattern rather than a literal tool name, and this is the reason the
 /// committed settings file never has to change again: a machine running two
-/// scrobble hosts declares them as `vibescrobble` and `vibescrobble-beta`, and
+/// scrobble hosts declares them as `didbot` and `vibescrobble-beta`, and
 /// one anchored expression covers every host this project will ever declare.
 /// The hook re-checks the tool name itself, so a matcher slightly broader than
 /// the truth costs a process rather than a wrong rewrite.
diff --git a/crates/didbot-setup/src/lib.rs b/crates/didbot-setup/src/lib.rs
index 557caeff..67f4c61e 100644
--- a/crates/didbot-setup/src/lib.rs
+++ b/crates/didbot-setup/src/lib.rs
@@ -1,4 +1,4 @@
-//! Wires a machine's harness up to a vibescrobble stack, and says what is
+//! Wires a machine's harness up to a didbot stack, and says what is
 //! wrong with one that is already wired.
 //!
 //! # What this is for
diff --git a/crates/didbot-swarm/src/lib.rs b/crates/didbot-swarm/src/lib.rs
index 9d88c7fd..f803aef8 100644
--- a/crates/didbot-swarm/src/lib.rs
+++ b/crates/didbot-swarm/src/lib.rs
@@ -166,7 +166,7 @@ impl Pds {
         let health: Health = self.get(&url).await?;
         health.zone.ok_or_else(|| SwarmError::Malformed {
             url,
-            message: "no zone; this is not a vibescrobble server".to_owned(),
+            message: "no zone; this is not a didbot server".to_owned(),
         })
     }
 
diff --git a/docs/overview.md b/docs/overview.md
index bd8b0967..f13ad9f2 100644
--- a/docs/overview.md
+++ b/docs/overview.md
@@ -1,4 +1,4 @@
-# vibescrobble
+# didbot
 
 An attestation-gated identity provider for AI agents, built as a custom ATProto
 personal data server. Agent contexts are provisioned real, protocol-native
diff --git a/plan/README.md b/plan/README.md
index 229e6ed7..bb06df64 100644
--- a/plan/README.md
+++ b/plan/README.md
@@ -1,6 +1,6 @@
 # Plan
 
-What vibescrobble has built and what it is building. One file per epic.
+What didbot has built and what it is building. One file per epic.
 [milestones.md](milestones.md) is the other view of the same work: releases
 worth naming, in prose, and the only place a milestone is named.
 
diff --git a/plan/stamp-contract.md b/plan/stamp-contract.md
index 880299f6..dd0b5c5e 100644
--- a/plan/stamp-contract.md
+++ b/plan/stamp-contract.md
@@ -27,8 +27,8 @@ split. `SCROBBLE_TOOL`, `SCROBBLE_SERVER`, `is_scrobble_tool` and
 be trusted knows a product's tool by name.
 
 - [ ] **Say what the stamp is, apart from what writes it.** Six keys —
-      `_vibescrobbleAgentDid`, `_vibescrobbleTurn`, `_vibescrobbleModel`,
-      `_vibescrobbleEffort`, `_vibescrobbleAgentType`, `_vibescrobbleParentDid`
+      `_didbotAgentDid`, `_didbotTurn`, `_didbotModel`,
+      `_didbotEffort`, `_didbotAgentType`, `_didbotParentDid`
       — and the rule that each is droppable on its own. A reader must be able
       to implement against the contract without reading this crate.
 - [ ] **Keep the property, not the spelling.** The stamp is trusted because the
diff --git a/web/index.html b/web/index.html
index f21a38e9..b6ed0121 100644
--- a/web/index.html
+++ b/web/index.html
@@ -3,7 +3,7 @@
   <head>
     <meta charset="utf-8" />
     <meta name="viewport" content="width=device-width, initial-scale=1" />
-    <title>vibescrobble appview</title>
+    <title>didbot appview</title>
     <link rel="icon" href="data:," />
     <link rel="stylesheet" href="style.css" />
     <link rel="stylesheet" href="detail.css" />
@@ -12,7 +12,7 @@
     <canvas id="stage"></canvas>
 
     <header class="bar">
-      <span class="mark">vibescrobble</span>
+      <span class="mark">didbot</span>
       <span class="source" id="source" title="where the events are coming from">mock</span>
       <span class="sep"></span>
       <label class="field">