Skip to content

[fix] stagehand.agent isn't using the correct model defaults #1213

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
bennycortese wants to merge 2 commits into
base: main
Choose a base branch
from
+18 −3
Open

[fix] stagehand.agent isn't using the correct model defaults #1213

Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
f24487b
So when I ran stagehand.agent out of the box, I kept getting the mode…
bennycortese Oct 31, 2025
e6f6d86
Changeset added
bennycortese Oct 31, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
16 changes: 13 additions & 3 deletions packages/core/lib/v3/v3.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1371,7 +1371,7 @@ export class V3 {
? typeof options?.model === "string"
? { value: options.model, type: "string" }
: { value: options.model.modelName, type: "string" }
: { value: this.llmClient.modelName, type: "string" },
: { value: this.modelName, type: "string" },
systemPrompt: { value: options?.systemPrompt ?? "", type: "string" },
tools: { value: JSON.stringify(options?.tools ?? {}), type: "object" },
...(options?.integrations && {
Expand Down Expand Up @@ -1473,8 +1473,13 @@ export class V3 {
try {
if (this.apiClient && !this.experimental) {
const page = await this.ctx!.awaitActivePage();
// Ensure model is set for API calls - use the resolved modelName
const agentConfigWithModel: AgentConfig = {
...options,
model: options?.model || modelName,
};
result = await this.apiClient.agentExecute(
options,
agentConfigWithModel,
resolvedOptions,
page.mainFrameId(),
);
Expand Down Expand Up @@ -1576,8 +1581,13 @@ export class V3 {
try {
if (this.apiClient && !this.experimental) {
const page = await this.ctx!.awaitActivePage();
// Ensure model is set for API calls - default to V3's modelName if not specified
const agentConfigWithModel: AgentConfig = {
...options,
model: options?.model || this.modelName,
};
result = await this.apiClient.agentExecute(
options,
agentConfigWithModel,
resolvedOptions,
page.mainFrameId(),
);
Expand Down