Posium

Freemium

A tool to automate end-to-end software testing with AI agents.

Posium is an open-source, AI-powered testing platform designed to automate the creation, execution, and maintenance of end-to-end software tests. It features specialized AI agents for test generation, auto-maintenance, and team collaboration, supporting both web and mobile infrastructure. The tool is intended for software developers and QA teams seeking to reduce manual testing overhead through automated UI adaptation and cloud-based execution. (verified: 2026-01-29)

Jan 29, 2026
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Pricing: Freemium
Last verified: Jan 29, 2026
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Key facts

Pricing

Freemium

Use cases

Software engineering teams needing to generate automated end-to-end tests using a composer UI and AI agents (verified: 2026-01-29), QA managers requiring automated maintenance of test suites to adapt to application UI changes and new features (verified: 2026-01-29), Development teams executing tests on high-performance cloud infrastructure or real mobile devices with scheduled runs (verified: 2026-01-29)

Strengths

The platform provides an open-source framework that supports both self-hosting and managed cloud deployment options (verified: 2026-01-29), AI-powered maintenance agents automatically update test suites and fix flaky tests by adding wait conditions and retry logic (verified: 2026-01-29), The system includes comprehensive monitoring tools such as section recordings, videos, and AI-enhanced logs for result tracking (verified: 2026-01-29)

Limitations

The Free plan is restricted to 1,000 credits per month and lacks the AI auto-maintenance features available in paid tiers (verified: 2026-01-29), Advanced AI models and Model Context Protocol (MCP) integrations are gated behind the Pro and Enterprise subscription levels (verified: 2026-01-29)

Last verified

Jan 29, 2026

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Strengths

  • The platform provides an open-source framework that supports both self-hosting and managed cloud deployment options (verified: 2026-01-29)
  • AI-powered maintenance agents automatically update test suites and fix flaky tests by adding wait conditions and retry logic (verified: 2026-01-29)
  • The system includes comprehensive monitoring tools such as section recordings, videos, and AI-enhanced logs for result tracking (verified: 2026-01-29)

Limitations

  • The Free plan is restricted to 1,000 credits per month and lacks the AI auto-maintenance features available in paid tiers (verified: 2026-01-29)
  • Advanced AI models and Model Context Protocol (MCP) integrations are gated behind the Pro and Enterprise subscription levels (verified: 2026-01-29)

FAQ

What are the primary capabilities of the Posium AI agents for software testing?

Posium utilizes AI agents to plan, create, and maintain automated end-to-end tests. These agents can identify and fix flaky tests by implementing retry logic and automatically update test scripts when the application UI evolves to ensure continuous coverage (verified: 2026-01-29).

How does the credit system work across the different Posium pricing plans?

The Free plan provides 1,000 fixed credits per month, while the Pro plan includes 2,000 credits with the option to purchase additional credits at a rate of $2 per 100 units. The Enterprise plan offers unlimited monthly credits for large organizations (verified: 2026-01-29).

Does Posium support testing on mobile devices and integration with existing frameworks?

Yes, Posium allows users to execute tests on real mobile device infrastructure and high-performance cloud environments. The platform also offers a service plan where a dedicated team writes code in Playwright and Appium to reach high coverage (verified: 2026-01-29).