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9daa584
add playwright arguments to agent (#1066)
tkattkat Sep 10, 2025
f6f05b0
[docs] add info on not needing project id in browserbase session para…
chrisreadsf Sep 11, 2025
c886544
Export aisdk (#1058)
chrisreadsf Sep 15, 2025
87505a3
docs: update fingerprint settings to reflect the new session create c…
Kylejeong2 Sep 15, 2025
3c39a05
[docs] export aisdk (#1074)
chrisreadsf Sep 16, 2025
bf2d0e7
Fix zod peer dependency support (#1032)
miguelg719 Sep 16, 2025
7f38b3a
add stagehand agent to api (#1077)
tkattkat Sep 16, 2025
3a0dc58
add playwright screenshot option for browserbase env (#1070)
derekmeegan Sep 17, 2025
b7be89e
add webbench, chrome-based OS world, and ground truth to web voyager …
filip-michalsky Sep 18, 2025
df76f7a
Fix python installation instructions (#1087)
rsbryan Sep 19, 2025
b9c8102
update xpath in `observe_vantechjournal` (#1088)
seanmcguire12 Sep 20, 2025
536f366
Fix session create logs on api (#1089)
miguelg719 Sep 21, 2025
8ff5c5a
Improve failed act logs (#1090)
miguelg719 Sep 21, 2025
569e444
[docs] add aisdk workaround before npm release + add versions to work…
chrisreadsf Sep 22, 2025
8c0fd01
pass stagehand, instead of stagehandPage to agent (#1082)
tkattkat Sep 22, 2025
dc2d420
img diff algo for screenshots (#1072)
filip-michalsky Sep 23, 2025
f89b13e
Eval metadata (#1092)
miguelg719 Sep 23, 2025
108de3c
update evals cli docs (#1096)
miguelg719 Sep 26, 2025
e0e6b30
adding support for new claude 4.5 sonnet agent model (#1099)
Kylejeong2 Sep 29, 2025
889cb6c
properly convert custom / mcp tools to anthropic cua format (#1103)
tkattkat Oct 1, 2025
a99aa48
Add current date and page url to agent context (#1102)
miguelg719 Oct 1, 2025
a1ad06c
Additional agent logging (#1104)
miguelg719 Oct 1, 2025
0791404
Include import statements in extract code examples (#1105)
victlue Oct 4, 2025
3ccf335
fix: missing URLs for `extract()` with array schema (#1107)
seanmcguire12 Oct 6, 2025
dda52f1
Support for new Gemini Computer Use Models (#1110)
miguelg719 Oct 7, 2025
9a29937
google cua docs (#1111)
jay-sahnan Oct 7, 2025
34da7d3
Version Packages (#1062)
github-actions[bot] Oct 7, 2025
ec5317c
Fix Python example in observe.mdx (#1113)
rsbryan Oct 7, 2025
c0fbc51
set default viewport when running on browserbase (#1114)
seanmcguire12 Oct 8, 2025
7da5b55
Version Packages (#1115)
github-actions[bot] Oct 8, 2025
89f9237
Fix Quickstart Guide link in README (#1119)
renl Oct 10, 2025
cbff109
update cua agents key & system prompt handling (#1125)
tkattkat Oct 10, 2025
b419fc3
patch stagehand agent api support (#1116)
tkattkat Oct 14, 2025
2dbac99
Add Haiku 4.5 computer use support (#1137)
miguelg719 Oct 16, 2025
5da2655
update MCP tools & removed multisession, updated to newer models in d…
Kylejeong2 Oct 16, 2025
438f5af
Fixing broken links (#1142)
guergabo Oct 16, 2025
f426ba5
add pageurl & timestamp to agent actions (#1123)
tkattkat Oct 16, 2025
9afc0a8
update evals (#1139)
miguelg719 Oct 17, 2025
fc06d40
fix: external aisdk client logging (#1143)
seanmcguire12 Oct 17, 2025
c826da5
[Docs] Fix default viewport info in docs (#1150)
victlue Oct 17, 2025
a2ad8d0
fix: resolve dotenv loading in examples and tests
shamsharoon Oct 22, 2025
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5 changes: 5 additions & 0 deletions .changeset/cuddly-owls-battle.md
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@@ -0,0 +1,5 @@
---
"@browserbasehq/stagehand": patch
---

add logger param to external aisdk client
5 changes: 5 additions & 0 deletions .changeset/gentle-beds-enjoy.md
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---
"@browserbasehq/stagehand": patch
---

Add haiku 4.5 computer use support
5 changes: 5 additions & 0 deletions .changeset/nice-dogs-march.md
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---
"@browserbasehq/stagehand": patch
---

patch stagehand agent api support
5 changes: 0 additions & 5 deletions .changeset/pink-snakes-sneeze.md

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5 changes: 5 additions & 0 deletions .changeset/quick-clouds-kick.md
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---
"@browserbasehq/stagehand": patch
---

update cua agents key & system prompt handling
5 changes: 0 additions & 5 deletions .changeset/social-moles-wish.md

This file was deleted.

5 changes: 0 additions & 5 deletions .changeset/tired-cats-repeat.md

This file was deleted.

5 changes: 5 additions & 0 deletions .changeset/upset-ideas-fall.md
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@@ -0,0 +1,5 @@
---
"@browserbasehq/stagehand": patch
---

Add pageUrl & timestamp to agent actions
1 change: 1 addition & 0 deletions .gitignore
Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
CLAUDE.md
node_modules/
/test-results/
/playwright-report/
Expand Down
41 changes: 38 additions & 3 deletions CHANGELOG.md
Original file line number Diff line number Diff line change
@@ -1,5 +1,43 @@
# @browserbasehq/stagehand

## 2.5.2

### Patch Changes

- [#1114](https://github.com/browserbase/stagehand/pull/1114) [`c0fbc51`](https://github.com/browserbase/stagehand/commit/c0fbc51a4b7e0b803af254501d2f89473124f0dc) Thanks [@seanmcguire12](https://github.com/seanmcguire12)! - configure default viewport when running on browserbase

## 2.5.1

### Patch Changes

- [#1082](https://github.com/browserbase/stagehand/pull/1082) [`8c0fd01`](https://github.com/browserbase/stagehand/commit/8c0fd01c965a809b96c026f4674685e6445bc7d4) Thanks [@tkattkat](https://github.com/tkattkat)! - Pass stagehand object to agent instead of stagehand page

- [#1104](https://github.com/browserbase/stagehand/pull/1104) [`a1ad06c`](https://github.com/browserbase/stagehand/commit/a1ad06c5398db10db7a2a83075b808dc63a963f7) Thanks [@miguelg719](https://github.com/miguelg719)! - Fix logging for stagehand agent

- [#1066](https://github.com/browserbase/stagehand/pull/1066) [`9daa584`](https://github.com/browserbase/stagehand/commit/9daa58477111e1470f2b618a898738b5e1967cb6) Thanks [@tkattkat](https://github.com/tkattkat)! - Add playwright arguments to agent execute response

- [#1077](https://github.com/browserbase/stagehand/pull/1077) [`7f38b3a`](https://github.com/browserbase/stagehand/commit/7f38b3a3048ba28f81649c33c0d633c4853146bd) Thanks [@tkattkat](https://github.com/tkattkat)! - adds support for stagehand agent in the api

- [#1032](https://github.com/browserbase/stagehand/pull/1032) [`bf2d0e7`](https://github.com/browserbase/stagehand/commit/bf2d0e79da744b6b2a82d60e1ad05ca9fa811488) Thanks [@miguelg719](https://github.com/miguelg719)! - Fix for zod peer dependency support

- [#1014](https://github.com/browserbase/stagehand/pull/1014) [`6966201`](https://github.com/browserbase/stagehand/commit/6966201e2511eb897132d237d0b7712b48b3c7ab) Thanks [@tkattkat](https://github.com/tkattkat)! - Replace operator handler with base of new agent

- [#1089](https://github.com/browserbase/stagehand/pull/1089) [`536f366`](https://github.com/browserbase/stagehand/commit/536f366f868d115ffa84c2c92124ae05400dd8be) Thanks [@miguelg719](https://github.com/miguelg719)! - Fixed info logs on api session create

- [#1103](https://github.com/browserbase/stagehand/pull/1103) [`889cb6c`](https://github.com/browserbase/stagehand/commit/889cb6cec27f0fc07286a9263bdc4d559149a037) Thanks [@tkattkat](https://github.com/tkattkat)! - patch custom tool support in anthropic cua client

- [#1056](https://github.com/browserbase/stagehand/pull/1056) [`6a002b2`](https://github.com/browserbase/stagehand/commit/6a002b234dbf1ac7d1f180eeffdf66154fa7799b) Thanks [@chrisreadsf](https://github.com/chrisreadsf)! - remove need for duplicate project id if already passed to Stagehand

- [#1090](https://github.com/browserbase/stagehand/pull/1090) [`8ff5c5a`](https://github.com/browserbase/stagehand/commit/8ff5c5a4b2050fc581240ae1befcdc0cf9195873) Thanks [@miguelg719](https://github.com/miguelg719)! - Improve failed act error logs

- [#1014](https://github.com/browserbase/stagehand/pull/1014) [`6966201`](https://github.com/browserbase/stagehand/commit/6966201e2511eb897132d237d0b7712b48b3c7ab) Thanks [@tkattkat](https://github.com/tkattkat)! - replace operator agent with scaffold for new stagehand agent

- [#1107](https://github.com/browserbase/stagehand/pull/1107) [`3ccf335`](https://github.com/browserbase/stagehand/commit/3ccf335d943b43cd5249e4eeb5b1a8f2aff7fd3b) Thanks [@seanmcguire12](https://github.com/seanmcguire12)! - fix: url extraction not working inside an array

- [#1102](https://github.com/browserbase/stagehand/pull/1102) [`a99aa48`](https://github.com/browserbase/stagehand/commit/a99aa48936ae3ce113172bce673809eaf5ef7ac1) Thanks [@miguelg719](https://github.com/miguelg719)! - Add current page and date context to agent

- [#1110](https://github.com/browserbase/stagehand/pull/1110) [`dda52f1`](https://github.com/browserbase/stagehand/commit/dda52f170de0bbbb6e9e684b2b0fa7c53fbe2ab9) Thanks [@miguelg719](https://github.com/miguelg719)! - Add support for new Gemini Computer Use models

## 2.5.0

### Minor Changes
Expand Down Expand Up @@ -233,15 +271,13 @@
We're thrilled to announce the release of Stagehand 2.0, bringing significant improvements to make browser automation more powerful, faster, and easier to use than ever before.

### 🚀 New Features

- **Introducing `stagehand.agent`**: A powerful new way to integrate SOTA Computer use models or Browserbase's [Open Operator](https://operator.browserbase.com) into Stagehand with one line of code! Perfect for multi-step workflows and complex interactions. [Learn more](https://docs.stagehand.dev/concepts/agent)
- **Lightning-fast `act` and `extract`**: Major performance improvements to make your automations run significantly faster.
- **Enhanced Logging**: Better visibility into what's happening during automation with improved logging and debugging capabilities.
- **Comprehensive Documentation**: A completely revamped documentation site with better examples, guides, and best practices.
- **Improved Error Handling**: More descriptive errors and better error recovery to help you debug issues faster.

### 🛠️ Developer Experience

- **Better TypeScript Support**: Enhanced type definitions and better IDE integration
- **Better Error Messages**: Clearer, more actionable error messages to help you debug faster
- **Improved Caching**: More reliable action caching for better performance
Expand Down Expand Up @@ -502,7 +538,6 @@
- [#316](https://github.com/browserbase/stagehand/pull/316) [`902e633`](https://github.com/browserbase/stagehand/commit/902e633e126a58b80b757ea0ecada01a7675a473) Thanks [@kamath](https://github.com/kamath)! - rename browserbaseResumeSessionID -> browserbaseSessionID

- [#296](https://github.com/browserbase/stagehand/pull/296) [`f11da27`](https://github.com/browserbase/stagehand/commit/f11da27a20409c240ceeea2003d520f676def61a) Thanks [@kamath](https://github.com/kamath)! - - Deprecate fields in `init` in favor of constructor options

- Deprecate `initFromPage` in favor of `browserbaseResumeSessionID` in constructor
- Rename `browserBaseSessionCreateParams` -> `browserbaseSessionCreateParams`

Expand Down
2 changes: 1 addition & 1 deletion README.md
Original file line number Diff line number Diff line change
Expand Up @@ -100,7 +100,7 @@ Visit [docs.stagehand.dev](https://docs.stagehand.dev) to view the full document

## Getting Started

Start with Stagehand with one line of code, or check out our [Quickstart Guide](https://docs.stagehand.dev/get_started/quickstart) for more information:
Start with Stagehand with one line of code, or check out our [Quickstart Guide](https://docs.stagehand.dev/first-steps/quickstart) for more information:

```bash
npx create-browser-app
Expand Down
32 changes: 16 additions & 16 deletions docs/basics/agent.mdx
Original file line number Diff line number Diff line change
Expand Up @@ -30,28 +30,28 @@ There are two ways to create agents in Stagehand:

### Computer Use Agents

Use computer use agents with specialized models from OpenAI or Anthropic:
Use computer use agents with specialized models from OpenAI, Anthropic, or Google:

<CodeGroup>
```typescript TypeScript
const agent = stagehand.agent({
provider: "anthropic",
model: "claude-sonnet-4-20250514",
provider: "google",
model: "gemini-2.5-computer-use-preview-10-2025",
instructions: "You are a helpful assistant that can use a web browser.",
options: {
apiKey: process.env.ANTHROPIC_API_KEY,
apiKey: process.env.GOOGLE_API_KEY,
},
});
await agent.execute("apply for a job at Browserbase")
```

```python Python
agent = stagehand.agent({
"provider": "anthropic",
"model": "claude-sonnet-4-20250514",
"provider": "google",
"model": "gemini-2.5-computer-use-preview-10-2025",
"instructions": "You are a helpful assistant that can use a web browser.",
"options": {
"apiKey": os.getenv("ANTHROPIC_API_KEY"),
"apiKey": os.getenv("GOOGLE_API_KEY"),
},
})
await agent.execute("apply for a job at Browserbase")
Expand All @@ -77,14 +77,14 @@ Agents can be enhanced with external tools and services through MCP (Model Conte
<CodeGroup>
```typescript TypeScript (Pass URL)
const agent = stagehand.agent({
provider: "openai",
model: "computer-use-preview",
provider: "google",
model: "gemini-2.5-computer-use-preview-10-2025",
integrations: [
`https://mcp.exa.ai/mcp?exaApiKey=${process.env.EXA_API_KEY}`,
],
instructions: `You have access to web search through Exa. Use it to find current information before browsing.`,
options: {
apiKey: process.env.OPENAI_API_KEY,
apiKey: process.env.GOOGLE_API_KEY,
},
});

Expand All @@ -99,12 +99,12 @@ const supabaseClient = await connectToMCPServer(
);

const agent = stagehand.agent({
provider: "openai",
model: "computer-use-preview",
provider: "google",
model: "gemini-2.5-computer-use-preview-10-2025",
integrations: [supabaseClient],
instructions: `You can interact with Supabase databases. Use these tools to store and retrieve data.`,
options: {
apiKey: process.env.OPENAI_API_KEY,
apiKey: process.env.GOOGLE_API_KEY,
},
});

Expand All @@ -117,13 +117,13 @@ MCP integrations enable agents to be more powerful by combining browser automati
</Tip>

<Warning>
Stagehand uses a 1024x768 viewport by default (the optimal size for Computer Use Agents). Other viewport sizes may reduce performance. If you need to modify the viewport, you can edit in the [Browser Configuration](/configuration/browser).
Stagehand uses a 1288x711 viewport by default (the optimal size for Computer Use Agents). Other viewport sizes may reduce performance. If you need to modify the viewport, you can edit in the [Browser Configuration](/configuration/browser).
</Warning>


## Available Models

Use specialized computer use models (e.g., `computer-use-preview` from OpenAI or `claude-sonnet-4-20250514` from Anthropic)
Use specialized computer use models (e.g., `gemini-2.5-computer-use-preview-10-2025` from Google or `claude-sonnet-4-20250514` from Anthropic)

<Card title="Available Models" icon="robot" href="/configuration/models">
Check out the guide on how to use different models with Stagehand.
Expand Down Expand Up @@ -291,7 +291,7 @@ if (firstResult.success === true) {
**Problem**: Agent clicks on wrong elements or fails to interact with the correct UI components

**Solutions**:
- Ensure proper viewport size: Stagehand uses `1024x768` by default (optimal for Computer Use models)
- Ensure proper viewport size: Stagehand uses `1288x711` by default (optimal for Computer Use models)
- Avoid changing viewport dimensions as other sizes may reduce performance
</Accordion>

Expand Down
18 changes: 17 additions & 1 deletion docs/basics/extract.mdx
Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,8 @@ Here is how an `extract` call might look for a single object:

<CodeGroup>
```typescript TypeScript
import { z } from 'zod/v3';

const item = await page.extract({
instruction: "extract the price of the item",
schema: z.object({
Expand All @@ -45,6 +47,8 @@ const item = await page.extract({
```

```python Python
from pydantic import BaseModel

class Extraction(BaseModel):
price: float

Expand All @@ -66,6 +70,8 @@ Here is how an `extract` call might look for a list of objects.

<CodeGroup>
```typescript TypeScript
import { z } from 'zod/v3';

const apartments = await page.extract({
instruction:
"Extract ALL the apartment listings and their details, including address, price, and square feet.",
Expand All @@ -84,6 +90,8 @@ console.log("the apartment list is: ", apartments);
```

```python Python
from pydantic import BaseModel

class Apartment(BaseModel):
address: str
price: str
Expand Down Expand Up @@ -180,6 +188,8 @@ You can provide additional context to your schema to help the model extract the

<CodeGroup>
```typescript TypeScript
import { z } from 'zod/v3';

const apartments = await page.extract({
instruction:
"Extract ALL the apartment listings and their details, including address, price, and square feet.",
Expand All @@ -196,6 +206,8 @@ const apartments = await page.extract({
```

```python Python
from pydantic import BaseModel, Field

class Apartment(BaseModel):
address: str = Field(..., description="the address of the apartment")
price: str = Field(..., description="the price of the apartment")
Expand All @@ -221,6 +233,8 @@ Here is how an `extract` call might look for extracting a link or URL. This also

<CodeGroup>
```typescript TypeScript
import { z } from 'zod/v3';

const extraction = await page.extract({
instruction: "extract the link to the 'contact us' page",
schema: z.object({
Expand All @@ -232,6 +246,8 @@ console.log("the link to the contact us page is: ", extraction.link);
```

```python Python
from pydantic import BaseModel, HttpUrl

class Extraction(BaseModel):
link: HttpUrl # note the usage of HttpUrl here

Expand Down Expand Up @@ -414,4 +430,4 @@ for page_num in page_numbers:
<Card title="Observe" icon="magnifying-glass" href="/basics/observe">
Analyze pages with observe()
</Card>
</CardGroup>
</CardGroup>
20 changes: 11 additions & 9 deletions docs/basics/observe.mdx
Original file line number Diff line number Diff line change
Expand Up @@ -109,13 +109,15 @@ const { data } = await page.extract({
});
```
```python Python
# Use observe to validate elements before extraction
[ table ] = await page.observe("Find the data table")
# Use observe to find the specific section (table, form, list, etc.)
tables = await page.observe("Find the data table")
table = tables[0] # Get the first suggestion

# Extract data using the selector to minimize context
extraction = await page.extract(
"Extract data from the table",
schema=Data, # Pydantic schema
selector=table.selector # Reduce context scope needed for extraction
"Extract data from the table",
schema=TableData, # Pydantic schema
selector=table.selector # Focus extraction on just this table
)
```
</CodeGroup>
Expand Down Expand Up @@ -216,7 +218,7 @@ except Exception as error:
- Make sure the element exists on the page
- Use explicit instructions to find the element
- Ensure page has fully loaded
- Look at the [debugging workflows](/best-practices/debugging-workflows) logs, if the element is there then the LLM might be hallucinating/not catching it.
- Look at the [debugging workflows](/configuration/logging) logs, if the element is there then the LLM might be hallucinating/not catching it.
</Accordion>

<Accordion title="Inaccurate element descriptions">
Expand All @@ -225,7 +227,7 @@ except Exception as error:
**Solutions**:
- Use more capable models: check [evals](https://stagehand.dev/evals) for the best models for your use case
- Provide more specific instructions
- Log inference to file (see [debugging workflows](/best-practices/debugging-workflows)) to get an LLM trace
- Log inference to file (see [debugging workflows](/configuration/logging)) to get an LLM trace

</Accordion>
<Accordion title="Wrong method identified">
Expand Down Expand Up @@ -255,8 +257,8 @@ Extract structured data from observed elements
Monitor and debug observation performance
</Card>

<Card title="Best Practices" icon="star" href="/best-practices/best-practices">
Advanced patterns and optimization techniques
<Card title="Optimizations" icon="star" href="/best-practices/caching">
Advanced optimization and patterns techniques
</Card>
</CardGroup>

Expand Down
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