diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog for agentic-io
 
+## 0.2.1.0 - 2026-11-06
+
+* Follow Agentic's `Structure`/`Outline` API and fallible model compilation.
+  Provider wire schemas and protocols are unchanged.
+
 ## 0.2.0.5 - 2026-10-06
 
 * No changes; released alongside agentic 0.2.0.5.
diff --git a/agentic-io.cabal b/agentic-io.cabal
--- a/agentic-io.cabal
+++ b/agentic-io.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               agentic-io
-version:            0.2.0.5
+version:            0.2.1.0
 synopsis:           IO helpers for agentic runtimes: concurrency, recording and replay
 description:
   Runs a flow's independent work concurrently, records model calls to a file and replays them, and loads provider keys from a .env file.
@@ -32,8 +32,8 @@
     Agentic.IO.DotEnv
     Agentic.IO.Store
   build-depends:
-    , agentic          ==0.2.*
-    , agentic-aeson    ==0.2.*
+    , agentic          >=0.2.1 && <0.3
+    , agentic-aeson    >=0.2.1 && <0.3
     , aeson            >=2.1 && <2.3
     , async      >=2.2 && <2.3
     , bytestring       >=0.11 && <0.13
@@ -50,8 +50,8 @@
   hs-source-dirs:   test
   main-is:          Spec.hs
   build-depends:
-    , agentic          ==0.2.*
-    , agentic-io       ==0.2.*
+    , agentic          >=0.2.1 && <0.3
+    , agentic-io       >=0.2.1 && <0.3
     , base             >=4.18 && <5
     , directory        >=1.3 && <1.4
     , filepath         >=1.4 && <1.6