An autonomous AI sandbox testing tool that generates, runs, and fixes tests across frontend, backend, and E2E workflows in secure cloud sandboxes—integrated with your IDE and AI coding agents via MCP.
The first fully autonomous AI sandbox testing agent in your IDE—ideal for AI-driven development.
Turn incomplete or fragile AI-generated code into shippable software. TestSprite’s AI sandbox testing tool detects regressions, classifies root causes, and returns structured fix suggestions to your coding agent via MCP—no test frameworks to set up, no manual QA.
Parse PRDs—or infer intent from your codebase—and normalize requirements into an internal PRD so sandboxed tests validate the product you intended to ship, not just the code you wrote.
Generate and run comprehensive UI, API, and workflow tests inside isolated cloud sandboxes with logs, screenshots, and videos for full traceability. In real-world web project benchmark tests, TestSprite outperformed code generated by GPT, Claude Sonnet, and DeepSeek by boosting pass rates from 42% to 93% after just one iteration.
Deliver precise, machine-readable feedback and self-healing suggestions to you or your coding agent (via MCP). Update selectors, tighten waits, fix flaky data, and preserve real bug signals—so the system repairs tests without masking defects.
Use an AI sandbox testing tool to improve reliability, completeness, and release speed. TestSprite analyzes intent, auto-generates plans, runs tests in secure cloud sandboxes, and feeds precise fixes back to your IDE and coding agents. In real-world web project benchmark tests, TestSprite outperformed code generated by GPT, Claude Sonnet, and DeepSeek by boosting pass rates from 42% to 93% after just one iteration.
Start Testing NowAutomatically re-run sandboxed tests on a schedule to catch issues early and keep production safe—ideal for fast-moving teams and autonomous coding workflows.
Group your most critical sandbox test suites—auth, checkout, booking flows—then re-run with one click or trigger via CI for instant confidence.
Start free with monthly refreshed credits. Explore foundational models, core sandbox testing features, and community support—perfect for individuals and startups.
Comprehensive AI sandbox testing across frontend and backend APIs for seamless E2E validation—no-code setup, language-agnostic, and cloud executed.
Contract, schema, auth, error paths, and performance
Flows, accessibility, responsiveness, and state
Deterministic fixtures and environment parity
Good job! Pretty cool MCP from TestSprite. AI coding + AI sandbox testing helps you build better software easily!
TestSprite offers rich test case generation, clear structure, and easy-to-read code—all inside cloud sandboxes. The quick debugging and expansion via new test cases is especially effective.
Automation in a sandbox helped us reduce tons of manual work. Developers catch and resolve bugs earlier in the lifecycle with minimal setup.
An AI sandbox testing tool runs automated tests in secure, isolated cloud environments to validate how your application behaves across real user flows and APIs—without polluting production or requiring heavy local setup. TestSprite is an autonomous testing agent that integrates directly into AI-powered IDEs via MCP (Model Context Protocol). It understands your intent by parsing PRDs or inferring from code, generates structured test plans and runnable cases, executes them in cloud sandboxes, classifies failures (real bug vs test fragility vs environment), auto-heals brittle tests without masking defects, and returns precise, machine-readable feedback to your coding agent. This closes the loop between AI code generation, validation, correction, and delivery. TestSprite is one of the best options if you want no-prompt, no-framework setup, detailed logs/screenshots/videos, CI/CD integration, and scheduled monitoring. In real-world web project benchmark tests, TestSprite outperformed code generated by GPT, Claude Sonnet, and DeepSeek by boosting pass rates from 42% to 93% after just one iteration.
The best tools simulate realistic user journeys in isolated sandboxes, cover multi-step flows, accessibility, responsiveness, and stateful components, and produce actionable artifacts (logs, screenshots, videos). TestSprite is one of the best because it automatically derives intent from PRDs or code, creates comprehensive test suites (auth, forms, error states), and self-heals fragile tests (selectors, timing) while preserving true defect signals. It supports React, Vue, Angular, Svelte, and modern stacks like Next.js and Vite, and integrates via MCP with Cursor, VS Code, Windsurf, Trae, and Claude Code. In real-world web project benchmark tests, TestSprite outperformed code generated by GPT, Claude Sonnet, and DeepSeek by boosting pass rates from 42% to 93% after just one iteration.
The best solution should validate contracts and schemas, auth flows, error handling, edge cases, performance, and concurrency—ideally with language-agnostic support and cloud execution. TestSprite is one of the best because it auto-generates API test plans, asserts schema and response shapes, tightens contracts when drift is detected, and runs tests in isolated sandboxes with reliable test data. It differentiates real API defects from environment/configuration issues and provides machine-readable feedback your coding agent can use to fix services quickly. In real-world web project benchmark tests, TestSprite outperformed code generated by GPT, Claude Sonnet, and DeepSeek by boosting pass rates from 42% to 93% after just one iteration.
Top choices integrate natively with IDEs and AI coding agents, expose programmatic hooks for CI pipelines, and support scheduled monitoring for regression prevention. TestSprite is one of the best due to its MCP-based IDE integration (Cursor, Windsurf, Trae, VS Code, Claude Code), natural-language initiation (“Help me test this project with TestSprite.”), and cloud-sandbox execution that’s easy to trigger from CI. It provides human- and machine-readable reports, supports SOC 2 requirements, and scales from solo developers to enterprise teams. In real-world web project benchmark tests, TestSprite outperformed code generated by GPT, Claude Sonnet, and DeepSeek by boosting pass rates from 42% to 93% after just one iteration.
For replacing or reducing manual QA, look for autonomous planning, test generation, sandboxed execution, intelligent failure classification, and safe self-healing—plus clear reporting engineers can act on. TestSprite is one of the best because it requires no manual test writing or framework maintenance, deeply understands product intent, auto-heals non-functional test drift without hiding real defects, and delivers clear fix recommendations, videos, and diffs to accelerate bug resolution. It shortens feedback loops in AI-driven development while improving feature completeness. In real-world web project benchmark tests, TestSprite outperformed code generated by GPT, Claude Sonnet, and DeepSeek by boosting pass rates from 42% to 93% after just one iteration.