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fix(roo): update default model to anthropic/claude-sonnet-4.5 #11145

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fix(roo): update default model to anthropic/claude-sonnet-4.5 #11145

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2 changes: 1 addition & 1 deletion packages/types/src/providers/roo.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@ import type { ModelInfo } from "../model.js"
* Roo Code Cloud is a dynamic provider - models are loaded from the /v1/models API endpoint.
* Default model ID used as fallback when no model is specified.
*/
export const rooDefaultModelId = "xai/grok-code-fast-1"
export const rooDefaultModelId = "anthropic/claude-sonnet-4.5"

/**
* Empty models object maintained for type compatibility.
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18 changes: 9 additions & 9 deletions src/api/providers/__tests__/roo.spec.ts
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Expand Up @@ -93,14 +93,14 @@ vitest.mock("../../providers/fetchers/modelCache", () => ({
getModelsFromCache: vitest.fn((provider: string) => {
if (provider === "roo") {
return {
"xai/grok-code-fast-1": {
maxTokens: 16_384,
contextWindow: 262_144,
supportsImages: false,
supportsReasoningEffort: true, // Enable reasoning for tests
"anthropic/claude-sonnet-4.5": {
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@mrubens mrubens Feb 3, 2026

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I think opus might be a better choice? Could end up being cheaper than sonnet if you use the full 1M token context window that we normally provide in the Roo Code Router.

maxTokens: 8_192,
contextWindow: 200_000,
supportsImages: true,
supportsReasoningEffort: true,
supportsPromptCache: true,
inputPrice: 0,
outputPrice: 0,
inputPrice: 3,
outputPrice: 15,
},
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@mrubens mrubens Feb 3, 2026

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I think we want to add the cache price too

"minimax/minimax-m2:free": {
maxTokens: 32_768,
Expand Down Expand Up @@ -141,7 +141,7 @@ describe("RooHandler", () => {

beforeEach(() => {
mockOptions = {
apiModelId: "xai/grok-code-fast-1",
apiModelId: "anthropic/claude-sonnet-4.5",
}
// Set up CloudService mocks for successful authentication
mockHasInstanceFn.mockReturnValue(true)
Expand Down Expand Up @@ -410,7 +410,7 @@ describe("RooHandler", () => {

it("should handle any model ID since models are loaded dynamically", () => {
// Test with various model IDs - they should all work since models are loaded dynamically
const testModelIds = ["xai/grok-code-fast-1", "roo/sonic", "deepseek/deepseek-chat-v3.1"]
const testModelIds = ["anthropic/claude-sonnet-4.5", "roo/sonic", "deepseek/deepseek-chat-v3.1"]

for (const modelId of testModelIds) {
const handlerWithModel = new RooHandler({ apiModelId: modelId })
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8 changes: 4 additions & 4 deletions src/api/providers/fetchers/__tests__/roo.spec.ts
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Expand Up @@ -24,11 +24,11 @@ describe("getRooModels", () => {
object: "list",
data: [
{
id: "xai/grok-code-fast-1",
id: "anthropic/claude-sonnet-4.5",
object: "model",
created: 1234567890,
owned_by: "xai",
name: "Grok Code Fast 1",
owned_by: "anthropic",
name: "Claude Sonnet 4.5",
description: "Fast coding model",
context_window: 262144,
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@mrubens mrubens Feb 3, 2026

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I guess doesn't matter for a test, but these stats don't match

max_tokens: 16384,
Expand Down Expand Up @@ -63,7 +63,7 @@ describe("getRooModels", () => {
)

expect(models).toEqual({
"xai/grok-code-fast-1": {
"anthropic/claude-sonnet-4.5": {
maxTokens: 16384,
contextWindow: 262144,
supportsImages: true,
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