diff --git a/go.mod b/go.mod
index 8bfa8338..0ad6b634 100644
--- a/go.mod
+++ b/go.mod
@@ -103,7 +103,7 @@ require (
 	github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 // indirect
 	github.com/muesli/cancelreader v0.2.2 // indirect
 	github.com/muesli/termenv v0.16.0 // indirect
-	github.com/pelletier/go-toml/v2 v2.2.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.2
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
diff --git a/internal/bundler/upgrade.go b/internal/bundler/upgrade.go
index 9c728aa8..1e7fb9e0 100644
--- a/internal/bundler/upgrade.go
+++ b/internal/bundler/upgrade.go
@@ -9,6 +9,7 @@ import (
 	"github.com/Masterminds/semver"
 	"github.com/agentuity/cli/internal/util"
 	"github.com/agentuity/go-common/tui"
+	"github.com/pelletier/go-toml/v2"
 )
 
 type breakingChange struct {
@@ -18,7 +19,7 @@ type breakingChange struct {
 	Version string
 }
 
-var jsBreakingChanges = []breakingChange{
+var breakingChanges = []breakingChange{
 	{
 		Runtime: "bunjs",
 		Version: "<0.0.106",
@@ -31,14 +32,66 @@ var jsBreakingChanges = []breakingChange{
 		Title:   "🚫 JS SDK Breaking Change 🚫",
 		Message: "The JS SDK type signatures for AgentRequest have changed to be async functions. Please see the v0.0.106 Changelog for how to update your code.\n\n" + tui.Link("https://agentuity.dev/Changelog/sdk-js#v00106") + "\n\nPlease npm upgrade @agentuity/sdk, fix your types and ensure your code passes type checking and then re-run this command again.",
 	},
+	{
+		Runtime: "uv",
+		Version: "<0.0.82",
+		Title:   "🚫 Python SDK Breaking Changes 🚫",
+		Message: "The Python SDK type signatures for AgentRequest have changed to be async functions. Please see the v0.0.82 Changelog for how to update your code.\n\n" + tui.Link("https://agentuity.dev/Changelog/sdk-py#v0082") + "\n\nPlease run `uv add agentuity -U` fix your types and ensure your code passes type checking and then re-run this command again.",
+	},
 }
 
 type packageJSON struct {
 	Version string `json:"version"`
 }
 
+type UVPackage struct {
+	Name    string `json:"name"`
+	Version string `json:"version"`
+}
+
+type UVLockfile struct {
+	Packages []UVPackage `toml:"package"`
+}
+
 func checkForBreakingChanges(ctx BundleContext, language string, runtime string) error {
+	ctx.Logger.Trace("Checking for breaking changes in %s, runtime: %s", language, runtime)
 	switch language {
+	case "python":
+		uvlock := filepath.Join(ctx.ProjectDir, "uv.lock")
+		ctx.Logger.Trace("Checking for breaking changes in %s, exists: %t", uvlock, util.Exists(uvlock))
+		if util.Exists(uvlock) {
+			var lockfile UVLockfile
+			content, err := os.Open(uvlock)
+			if err != nil {
+				return err
+			}
+			if err := toml.NewDecoder(content).Decode(&lockfile); err != nil {
+				return err
+			}
+			for _, pkg := range lockfile.Packages {
+				ctx.Logger.Trace("Checking for breaking changes in %s", pkg.Name)
+				if pkg.Name == "agentuity" {
+					currentVersion := semver.MustParse(pkg.Version)
+					for _, change := range breakingChanges {
+						if change.Runtime != runtime {
+							continue
+						}
+						c, err := semver.NewConstraint(change.Version)
+						if err != nil {
+							return fmt.Errorf("error parsing semver constraint %s: %w", change.Version, err)
+						}
+						if c.Check(currentVersion) {
+							if tui.HasTTY {
+								tui.ShowBanner(change.Title, change.Message, true)
+								os.Exit(1)
+							} else {
+								ctx.Logger.Fatal(change.Message)
+							}
+						}
+					}
+				}
+			}
+		}
 	case "javascript":
 		pkgjson := filepath.Join(ctx.ProjectDir, "node_modules", "@agentuity", "sdk", "package.json")
 		if util.Exists(pkgjson) {
@@ -51,7 +104,7 @@ func checkForBreakingChanges(ctx BundleContext, language string, runtime string)
 				return err
 			}
 			currentVersion := semver.MustParse(pkg.Version)
-			for _, change := range jsBreakingChanges {
+			for _, change := range breakingChanges {
 				if change.Runtime != runtime {
 					continue
 				}