diff --git a/pkgs/by-name/pi/pi-coding-agent/package.nix b/pkgs/by-name/pi/pi-coding-agent/package.nix
index e1b15f65189e..83b1467aee09 100644
--- a/pkgs/by-name/pi/pi-coding-agent/package.nix
+++ b/pkgs/by-name/pi/pi-coding-agent/package.nix
@@ -13,16 +13,16 @@
 }:
 buildNpmPackage (finalAttrs: {
   pname = "pi-coding-agent";
-  version = "0.84.4";
+  version = "0.85.0";
 
   src = fetchFromGitHub {
     owner = "earendil-works";
     repo = "pi";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-7z8OXao1PzmBEepDkIqVqyfQBPHulBlKcGymDYsnMvc=";
+    hash = "sha256-gznGlneVCx3htxRiJq0/futm4qLR9Bzfv3UwP3ES9v0=";
   };
 
-  npmDepsHash = "sha256-35GC3Q4Jf4URvqoEYHeM63x49tTmrth62//PvKm4I7Q=";
+  npmDepsHash = "sha256-K/KiukwTHwu4HE8hUu7ur3bxggwfO0WL+QDI0FtxP3I=";
 
   # The provider model catalog (packages/ai/src/providers/data/) is generated by
   # a network fetch (models.dev plus provider APIs) and is gitignored upstream,
@@ -31,7 +31,7 @@ buildNpmPackage (finalAttrs: {
   # under dist/providers/data/. Bump this hash alongside version.
   modelData = fetchurl {
     url = "https://registry.npmjs.org/@earendil-works/pi-ai/-/pi-ai-${finalAttrs.version}.tgz";
-    hash = "sha256-39PJKc7lpzhxmaCiTfwb4glvHqj1n/uChRmKDtAev5M=";
+    hash = "sha256-RhiL2stVWgdGagER85Y/IJMqFhmeTWz7jUSn/l/G40I=";
   };
 
   preConfigure = ''
@@ -58,12 +58,14 @@ buildNpmPackage (finalAttrs: {
   buildPhase = ''
     runHook preBuild
 
+    npx tsgo -p packages/chord/tsconfig.build.json
     npx tsgo -p packages/tui/tsconfig.build.json
     npx tsgo -p packages/telemetry/tsconfig.build.json
     npx tsgo -p packages/ai/tsconfig.build.json
     npx tsgo -p packages/agent/tsconfig.build.json
     npx tsgo -p packages/protocol/tsconfig.build.json
     npx tsgo -p packages/client/tsconfig.build.json
+    npx tsgo -p packages/server/tsconfig.build.json
     npm run build --workspace=packages/coding-agent
 
     runHook postBuild
@@ -82,7 +84,8 @@ buildNpmPackage (finalAttrs: {
     local nm="$out/lib/node_modules/pi-monorepo/node_modules"
 
     # Replace workspace deps needed at runtime with real copies
-    for ws in @earendil-works/pi-ai:packages/ai \
+    for ws in @earendil-works/chord:packages/chord \
+              @earendil-works/pi-ai:packages/ai \
               @earendil-works/pi-agent-core:packages/agent \
               @earendil-works/pi-client:packages/client \
               @earendil-works/pi-protocol:packages/protocol \