Fix project metadata, add LICENSE, switch to vcs-derived version

.gitignore

@@ -137,7 +137,7 @@ celerybeat.pid
 # Environments
 .env
 .envrc
-.venv
+.venv*
 env/
 venv/
 ENV/

LICENSE

@@ -0,0 +1,13 @@
+Copyright 2026 Vercel, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.

examples/fastapi-vite/README.md

@@ -6,7 +6,7 @@ behind user confirmation before execution.
 
 ## Stack
 
-- **Backend:** FastAPI + vercel-ai-sdk (Python 3.12)
+- **Backend:** FastAPI + AI SDK for Python (Python 3.12)
 - **Frontend:** Vite + React + AI SDK UI + AI Elements
 
 ## Human-in-the-Loop
@@ -55,8 +55,8 @@ The frontend dev server proxies `/api` requests to the backend at `localhost:800
 
 ## Environment Variables
 
-| Variable | Description |
-|----------|-------------|
+| Variable             | Description               |
+| -------------------- | ------------------------- |
 | `AI_GATEWAY_API_KEY` | Vercel AI Gateway API key |
 
 ## Storage

examples/fastapi-vite/backend/pyproject.toml

@@ -5,5 +5,5 @@ description = "Chat demo using Python Vercel AI SDK with FastAPI"
 requires-python = ">=3.12"
 dependencies = [
     "fastapi[standard]>=0.128.1",
-    "vercel-ai-sdk>=0.0.1.dev5",
+    "ai>=0.0.1.dev5",
 ]

examples/fastapi-vite/frontend/src/App.tsx

@@ -61,9 +61,9 @@ export default function App() {
       <div className="flex h-screen flex-col bg-background">
         <header className="border-b px-4 py-3">
           <div className="mx-auto w-full max-w-3xl">
-            <h1 className="text-lg font-semibold">Python AI SDK Chat Demo</h1>
+            <h1 className="text-lg font-semibold">AI SDK Python Chat Demo</h1>
             <p className="text-sm text-muted-foreground">
-              Powered by vercel-ai-sdk + FastAPI
+              Powered by AI SDK for Python and FastAPI
             </p>
           </div>
         </header>

examples/multiagent-textual/pyproject.toml

@@ -5,10 +5,10 @@ description = "Multi-agent hook resolution demo with Textual TUI"
 requires-python = ">=3.12"
 dependencies = [
     "fastapi[standard]>=0.128.1",
-    "vercel-ai-sdk",
+    "ai",
     "textual>=3.0",
     "websockets>=15.0",
 ]
 
 [tool.uv.sources]
-vercel-ai-sdk = { path = "../..", editable = true }
+ai = { path = "../..", editable = true }

examples/temporal-direct/pyproject.toml

@@ -4,9 +4,9 @@ version = "0.1.0"
 description = "Durable agent with a custom loop — every I/O call is a Temporal activity"
 requires-python = ">=3.12"
 dependencies = [
-    "vercel-ai-sdk",
+    "ai",
     "temporalio>=1.9.0",
 ]
 
 [tool.uv.sources]
-vercel-ai-sdk = { path = "../..", editable = true }
+ai = { path = "../..", editable = true }

pyproject.toml

@@ -1,11 +1,31 @@
 [project]
-name = "vercel-ai-sdk"
-version = "0.0.1.dev10"
-description = "The AI Toolkit for Python"
+name = "ai"
+dynamic = ["version"]
+description = "AI Agent Framework for Python"
+license = "Apache-2.0"
+license-files = ["LICENSE"]
 readme = "README.md"
 authors = [
     { name = "Andrey Buzin", email = "andrey.buzin@vercel.com" }
 ]
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Information Technology",
+    "License :: OSI Approved :: Apache Software License",
+    "Operating System :: OS Independent",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
+    "Programming Language :: Python",
+    "Topic :: Internet",
+    "Topic :: Scientific/Engineering :: Artificial Intelligence",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+    "Typing :: Typed",
+]
 requires-python = ">=3.12"
 dependencies = [
     "anthropic>=0.83.0",
@@ -19,11 +39,19 @@ dependencies = [
 ]
 
 [build-system]
-requires = ["uv_build>=0.9.21,<0.12.0"]
-build-backend = "uv_build"
+requires = ["hatchling", "uv-dynamic-versioning>=0.7.0"]
+build-backend = "hatchling.build"
+
+[tool.hatch.metadata]
+allow-direct-references = true
+
+[tool.hatch.version]
+source = "uv-dynamic-versioning"
 
-[tool.uv.build-backend]
-module-name = "ai"
+[tool.uv-dynamic-versioning]
+vcs = "git"
+style = "pep440"
+bump = true
 
 [dependency-groups]
 dev = [
@@ -38,12 +66,12 @@ dev = [
 ]
 
 [tool.mypy]
-python_version = "3.13"
+python_version = "3.12"
 strict = true
 plugins = ["pydantic.mypy"]
 
 [tool.pyright]
-pythonVersion = "3.13"
+pythonVersion = "3.12"
 typeCheckingMode = "standard"
 reportMissingTypeStubs = false
 reportUnusedCallResult = false
@@ -53,7 +81,7 @@ asyncio_mode = "auto"
 testpaths = ["tests"]
 
 [tool.ruff]
-target-version = "py313"
+target-version = "py312"
 src = ["src"]
 
 [tool.ruff.lint]

skills/ai/SKILL.md

@@ -6,7 +6,7 @@ description: Python `ai` module — models, agents, hooks, MCP, structured outpu
 # ai
 
 ```bash
-uv add vercel-ai-sdk
+uv add ai
 ```
 
 ```python
@@ -66,7 +66,7 @@ Serialize: `msg.model_dump()`. Restore: `ai.messages.Message.model_validate(data
 
 ## Streaming tools
 
-A regular `@ai.tool` returns the tool result directly. An async-generator tool yields intermediate values that stream to the consumer as `ai.events.PartialToolCallResult` events; an *aggregator* decides what the model sees as the final result.
+A regular `@ai.tool` returns the tool result directly. An async-generator tool yields intermediate values that stream to the consumer as `ai.events.PartialToolCallResult` events; an _aggregator_ decides what the model sees as the final result.
 
 Declare the aggregator via the return-type annotation: