CoTester

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Overview

An AI-powered testing agent pre-trained on software testing fundamentals to accelerate test case creation and execution.

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Best For Professions:

QA engineers software testers test automation engineers developers product managers

CoTester by TestGrid is the world’s first AI software testing agent, pre-trained on software testing fundamentals and SDLC. It helps QA teams generate, debug, and execute test cases—manual or automated—via natural-language prompts. CoTester integrates with multiple frameworks like Selenium, Cypress, Appium, and runs tests on real browsers and mobile devices via TestGrid’s cloud infrastructure.

Autonomy level

79%

Reasoning: CoTester demonstrates high autonomy by independently creating both manual and automated test cases, executing tests across real mobile devices and browsers, detecting bugs and performance issues, and managing workflow tasks like assigning bugs to team members, taking notes, setting reminders, and ensuring task completion. It features conversational...

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Some of the use cases of CoTester:

Generating test cases from plain-English prompts without scripting.
Debugging tests with logs, screenshots, and execution traces.
Running cross-browser and mobile tests on real devices.
Integrating AI testing into CI/CD pipelines with minimal setup.

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Pricing model:

paid

Code access:

closed-source

Popularity level: 66%

Make it work for you

Describe the job. Get an AI worker you can actually message.

We create the setup, keep it running after your laptop closes, and save its memory. Test in the browser, then add Telegram, WhatsApp, or Slack.

Runs without your laptopBrowser + messaging appsBackups and clonesMemory survives restarts

Describe my agent See the launcher

Plans start at $29/month. Cancel anytime.

Hosted agent

OpenClaw or Hermes

saved state

Browser

Slack

“I checked the inbox, handled the routine messages, and sent you the one question that needs a decision.”

Create an AI worker that keeps running after this tab closes.

Open Agent Factory

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