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feat(coding-agent): replace model registry with model runtime

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Move provider auth and OAuth flows onto pi-ai Models, compose models.json and extension overlays through ModelRuntime, and retain ModelRegistry as an extension compatibility facade.
This commit is contained in:
Mario Zechner
2026-07-14 17:48:45 +02:00
parent 6731a0ba9e
commit 9993c96907
133 changed files with 5103 additions and 4340 deletions
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packages/coding-agent/examples/sdk/README.md
+14 -18
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@@ -34,46 +34,44 @@ npx tsx examples/sdk/01-minimal.ts
```typescript
import { getModel } from "@earendil-works/pi-ai";
import {
AuthStorage,
createAgentSession,
DefaultResourceLoader,
ModelRegistry,
ModelRuntime,
SessionManager,
SettingsManager,
} from "@earendil-works/pi-coding-agent";
// Auth and models setup
const authStorage = AuthStorage.create();
const modelRegistry = ModelRegistry.create(authStorage);
const modelRuntime = await ModelRuntime.create();
// Minimal
const { session } = await createAgentSession({ authStorage, modelRegistry });
const { session } = await createAgentSession({ modelRuntime });
// Custom model
const model = getModel("anthropic", "claude-opus-4-5");
const { session } = await createAgentSession({ model, thinkingLevel: "high", authStorage, modelRegistry });
const { session } = await createAgentSession({ model, thinkingLevel: "high", modelRuntime });
// Modify prompt
const loader = new DefaultResourceLoader({
systemPromptOverride: (base) => `${base}\n\nBe concise.`,
});
await loader.reload();
const { session } = await createAgentSession({ resourceLoader: loader, authStorage, modelRegistry });
const { session } = await createAgentSession({ resourceLoader: loader, modelRuntime });
// Read-only
const { session } = await createAgentSession({ tools: ["read", "grep", "find", "ls"], authStorage, modelRegistry });
const { session } = await createAgentSession({ tools: ["read", "grep", "find", "ls"], modelRuntime });
// In-memory
const { session } = await createAgentSession({
sessionManager: SessionManager.inMemory(),
authStorage,
modelRegistry,
modelRuntime,
});
// Full control
const customAuth = AuthStorage.create("/my/app/auth.json");
customAuth.setRuntimeApiKey("anthropic", process.env.MY_KEY!);
const customRegistry = ModelRegistry.create(customAuth);
const customRuntime = await ModelRuntime.create({
authPath: "/my/app/auth.json",
modelsPath: "/my/app/models.json",
});
customRuntime.setRuntimeApiKey("anthropic", process.env.MY_KEY!);
const resourceLoader = new DefaultResourceLoader({
systemPromptOverride: () => "You are helpful.",
@@ -86,8 +84,7 @@ await resourceLoader.reload();
const { session } = await createAgentSession({
model,
authStorage: customAuth,
modelRegistry: customRegistry,
modelRuntime: customRuntime,
resourceLoader,
tools: ["read", "bash", "my_tool"],
customTools: [myTool],
@@ -108,8 +105,7 @@ await session.prompt("Hello");
| Option | Default | Description |
|--------|---------|-------------|
| `authStorage` | `AuthStorage.create()` | Credential storage |
| `modelRegistry` | `ModelRegistry.create(authStorage)` | Model registry |
| `modelRuntime` | Runtime using `agentDir/auth.json` and `models.json` | Canonical model and authentication runtime |
| `cwd` | `process.cwd()` | Working directory |
| `agentDir` | `~/.pi/agent` | Config directory |
| `model` | From settings/first available | Model to use |