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Anchor Browser

Also known as: Anchor, anchorbrowser.io

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Entry price$50 a month for Starter, plus usage. A free tier carries $5 of credits a month.Full pricing detail

Cloud hosted browser infrastructure that lets AI agents operate real web interfaces, navigating, authenticating, filling forms, and extracting data on sites that have no API.

Anchor Browser is cloud browser infrastructure for AI agents. It runs headful Chromium sessions, each in a dedicated virtual machine destroyed at session end, that an agent drives through CDP with Playwright or Puppeteer, through Anchor's own browser agent, or through Anthropic, OpenAI, Gemini and Yutori computer use agents. Managed authentication keeps agents signed in to outside applications, with MFA, email one time codes and 1Password, and stealth, proxies, CAPTCHA solving and Cloudflare verified bot support keep sessions from being blocked.

On top of sessions, Anchor runs Automation Tasks, versioned workflows of ordered steps that mix deterministic Playwright code with agentic steps. A team creates a task by describing or demonstrating it and test runs it before release. Tasks run by API, synchronously or asynchronously with retries, and workflow self healing turns a failed run into a new draft version for review.

Its perform-web-task agent lets the customer pick the agent and model tier or bring their own OpenAI, Anthropic, Google or Azure keys. With human in the loop turned on, the agent pauses to request input, and a webhook and live view link let a person take over. Every run keeps logs for each step, agent logs and a session recording, and a Zero Data Retention mode disables recording.

Plans run from a free tier with $5 of monthly credits to Starter at $50 a month and Growth at $2,000 a month, which adds SOC 2 Type 2, ISO 27001 and US, EU, Asia and Australia regions. Custom Enterprise plans add SSO, RBAC, HIPAA and bring your own cloud or on premises deployment. Usage is billed per browser, browser hour, proxy gigabyte and AI step.

Vendor details

Canonical URL

https://anchorbrowser.io

Category

Agent infrastructure

Funding status

Seed, $6 million (2025)

Company status

independent

Use cases & customers

Primary use cases

Browser automation for AI agentsWeb tasks on sites without APIsAuthenticated session automationLarge scale data extraction

Target customers

AI agent buildersEnterprises in finance, government, healthcare, and commerceAutomation agencies and MSPsDevelopers

Deployment options

SaaSBYOCon-prem

Integrations

Anchor offers a REST API (api.anchorbrowser.io) with JavaScript and Python SDKs, a hosted MCP server and an open source MCP server. Playwright and Puppeteer connect over CDP. Managed authentication handles MFA, email one time codes and 1Password. Integrations cover n8n, Make, Zapier, CrewAI, LangChain, Stagehand and Browser Use, plus the Daytona, CreateOS and Tenki sandboxes. Computer use agents from Anthropic, OpenAI, Gemini and Yutori drive its browsers, and outbound webhooks report events.

In practice

A team needs an agent to work inside a business app with no API, such as NetSuite or ServiceNow. Anchor gives the agent a real browser in its own virtual machine with a logged in session, and the work runs as a versioned Automation Task that mixes Playwright code with agent steps.

An agent filling out a long form reaches a question it should not answer alone. With human in the loop turned on, it pauses and posts an intervention request, and a person answers through the API or takes over the live browser with one click.

A scripted workflow breaks when a site changes its layout. Anchor lets that step fall back to an AI agent during the run, then turns what the agent did into a new draft version of the workflow for the team to review.

Agentic Index coverage score

11.0 / 14 capabilities · 79%

Integrations & Tool Calling Full

Managed authentication and authenticated applications give agents logged in sessions on outside sites, with MFA, email one time codes and a 1Password integration for credentials. Named integrations connect Anchor to automation tools (n8n, Make, Zapier), agent and browser frameworks (CrewAI, LangChain, Stagehand, Browser Use) and sandboxes (Daytona, CreateOS, Tenki).

Sourcedocs.anchorbrowser.io/essentials/authenticated-applicationsread 2026-09-23

Workflow Orchestration Full

Automation Tasks are versioned workflows of ordered segments that mix deterministic Playwright code with agentic steps, and they run in Anchor's own runtime. Anchor launches the browser, authenticates, and walks each segment in order, with a workflow graph showing step status. Runs can be synchronous or asynchronous, whole runs retry on a new browser, and a single step can fall back to an AI agent mid-run.

Sourcedocs.anchorbrowser.io/tasks/overviewread 2026-09-23

Knowledge Grounding & RAG Not documented

Anchor keeps no knowledge base or retrieval layer over the customer's own content, and has no index, vector store or grounding layer of its own. Its agents and tools read and extract content from live web pages through research tasks, screenshots and file downloads for the customer's own use, which is extraction from the public web, not search over the customer's documents.

Sourcedocs.anchorbrowser.io/examples/research-taskread 2026-09-23

Human Oversight & Guardrails Full

With human in the loop enabled, the agent pauses and posts an intervention request to a session-specific queue. The customer lists pending requests and sends a response through API endpoints, or subscribes to the intervention.requested webhook, whose payload carries the request ID, the agent's message and a live-view URL for one-click takeover. Automation Task settings switch human-in-the-loop on per task, so a person can review and direct the agent mid-run.

Sourcedocs.anchorbrowser.io/agentic-browser-control/human-in-the-loopread 2026-09-23

Security, Identity & Governance Full

SOC 2 Type 2, ISO 27001 and GDPR come from the Growth plan, with a BAA, HIPAA and a DPA on Enterprise, and a trust portal holds the compliance report. SSO and RBAC are on Enterprise, and user roles are part of the account configuration Anchor keeps. Each browser runs in a dedicated virtual machine that is destroyed at session end, with strict tenant isolation, encrypted session-based authentication, and a Zero Data Retention mode that turns off all video and log recording for an account.

Sourcedocs.anchorbrowser.io/securityread 2026-09-23

Observability & Auditability Full

An Automation Task run shows a steps panel that streams per-segment logs with timestamps, an Agent Logs section wherever an AI agent completed a step, and a workflow graph marking each segment's status. The Runs tab keeps every past execution, and View run replays it against the session recording. Sessions are recorded to MP4 by default and served through the API and web UI, console logs can be turned on, and a session history endpoint lists past sessions. Retention is configurable down to a Zero Data Retention mode.

Sourcedocs.anchorbrowser.io/essentials/recordingread 2026-09-23

Memory & State Persistence Not documented

The agent has no memory of its own with a set scope and lifetime. Between runs, Anchor keeps the browser's state. Managed authentication keeps agents signed in to outside applications through encrypted, session-based authentication, and browser profiles carry a stable identity, including a dedicated sticky IP, across sessions. The browser loads each of these at session start, so they work like a saved browser login, not as context the agent reads to decide.

Sourcedocs.anchorbrowser.io/essentials/managed-authenticationread 2026-09-23

Deployment & Data Residency Full

Region choice depends on the plan. Free and Starter run in the US, Growth adds the EU, Asia and Australia, and Enterprise can use any region. By default, infrastructure is hosted in the United States, with customer data processed and stored in AWS us-east-2 (Ohio), and EU-based infrastructure is available for organizations that need it.

Sourcedocs.anchorbrowser.io/pricingread 2026-09-23

Prebuilt Agents / Templates / Packs Partial

Starting points come in two forms. Task examples cover form filling, buyer intent, configuration collection and research, and a library of guides shows how to automate named business applications such as NetSuite, SAP S/4HANA, Salesforce and ServiceNow, and US federal forms such as IRS Form W-7, Form I-9 and VA Form 21-526EZ, with Playwright. Each guide is a set of setup steps and a script that a developer adapts, examples to build from, not a catalog of agents ready to adopt.

Sourcedocs.anchorbrowser.io/examples/task-examplesread 2026-09-23

Triggers & Channel Coverage Partial

Anchor describes Automation Tasks as versioned, repeatable workflows with managed identities, scheduling and session control, but no schedule setting is offered. Runs start with an API call (POST /v2/tasks/{taskId}/run), task settings cover identity, human-in-the-loop, retries and browser configuration with no schedule among them, and webhooks send outbound event notifications instead of starting runs.

Sourcedocs.anchorbrowser.io/introductionread 2026-09-23

Model Flexibility & Routing Full

Customers choose the model behind Anchor's own agent. Perform-web-task takes an agent parameter, browser-use by default, openai-cua or gemini-computer-use, and AI steps are priced by the tier of the model used. Bring Your Own Keys lets a project store its own provider keys for OpenAI, Anthropic, Google, Azure or any OpenAI-compatible endpoint and opt in per request, and Anchor's default model applies otherwise.

Sourcedocs.anchorbrowser.io/advanced/bring-your-own-keyread 2026-09-23

APIs / SDKs / MCP Extensibility Full

Anchor can be called from outside through a REST API at api.anchorbrowser.io, authenticated by API key, that covers browser sessions, session history, AI tasks, automation tasks, agent access and webhooks. SDKs exist for JavaScript (npm anchorbrowser) and Python, alongside a hosted MCP server for any user with an API key and an open source MCP server.

Sourcedocs.anchorbrowser.io/quickstart/use-via-apiread 2026-09-23

Testing, Debugging & Optimization Full

Automation Tasks are versioned, so a draft is test-run with real inputs before it replaces the live version, and every run carries a status and per-step results. Workflow self-healing analyzes a run whose deterministic step failed and creates a new draft version for the customer to review, turning what the agent completed at run time into a stronger workflow. There are no scored test cases.

Sourcedocs.anchorbrowser.io/advanced/self-healingread 2026-09-23

Browser / Computer-use Full

Running real browsers for agents is the core product. Headful Chromium sessions run in dedicated virtual machines that an agent drives through CDP with Playwright or Puppeteer, through Anchor's own browser agent, or through Anthropic, OpenAI, Gemini and Yutori computer-use agents. Sessions come with OS-level mouse and keyboard control, stealth, proxies, CAPTCHA solving and authenticated sessions.

Sourcedocs.anchorbrowser.io/advanced/os-level-controlread 2026-09-23

The Agentic Index coverage score grades every vendor Full, Partial or Not documented against the same 14 buyer facing capabilities, from public evidence only. Each capability links to how all vendors in the index score on it. How this evidence is graded

Recent platform changes

2026-07-22·IntegrationsPartially Verified

Anchor Browser is now accessible as a Docker container image inside Daytona sandboxes. This integration allows AI agents running in Daytona workspaces to directly utilize Anchor's hardened Chromium browser, VPN, and managed authentication services.

Bears on: Integrations

View source
View all 1 change for Anchor Browser →Tracked since Jul 2026 · Verified from public vendor sources

Pricing

$50 a month for Starter, plus usage. A free tier carries $5 of credits a month.

A plan fee plus metered usage, charged per browser created, per browser hour, per proxy GB and per AI step priced by model tier. Credit overage on Starter and Growth costs $1 per credit.

Free tier

Cost watchouts

AI tasks bill per step at $0.01, $0.05 or $0.10 depending on the model tier, so a long agentic task on a High Performance model costs ten times the same task on a light one. Proxy data at $8 per GB usually outweighs browser hours in Anchor's own cost example.

Variable cost rationale

On top of the plan fee, Anchor meters browsers created at $0.01 each, browser hours at $0.05, proxy data at $8 per GB and AI steps at $0.01 to $0.10 depending on the model tier. The bill grows with the number and length of browser sessions, the proxy traffic they carry and the steps an agent takes, and the AI step price rises tenfold from the light tier to the High Performance tier. Each plan includes a monthly credit allocation, and use beyond it bills as overage at $1 per credit on Starter and Growth. Concurrency caps of 5, 25, 200 and 500+ browsers by plan limit how much runs at once. Bringing your own model key holds AI steps at a flat $0.01, and using your own proxy cuts proxy data to $0.20 per GB of egress.

Sales call required

No, self serve available

Free / trial

Free plan with $5 of credits a month and up to 5 concurrent browsers

Lowest paid plan

Starter at $50 a month plus usage

Key ambiguities

Total cost mixes a plan fee with four meters (browsers created, browser hours, proxy data, AI steps) plus credit overage, and the AI step price depends on which model runs the task.

Support SLA / resale

Growth adds dedicated support, and Enterprise adds implementation support.

Agentic Index verified 2026-09-23

Alternatives to Anchor Browser

The closest documented capability profiles to Anchor Browser among agent infrastructure platforms tracked by Agentic Index, ordered by similarity on the same 14 point evidence the rankings use. No vendor pays for placement.

  • Braintrust10.0 / 14Fuller documented coverage on Triggers & Channel Coverage
  • LangWatch10.0 / 14Fuller documented coverage on Triggers & Channel Coverage
  • Windmill12.0 / 14Adds documented Memory & State Persistence
  • Bernstein10.5 / 14Adds documented Memory & State Persistence
  • Kernel8.5 / 14A lighter documented profile than Anchor BrowserAnchor Browser vs Kernel →
  • OpenRouter10.5 / 14Adds documented Memory & State Persistence

Similarity is computed from each vendor's Agentic Index coverage score evidence, axis by axis, not from the totals. How this evidence is graded

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