Autonomously generate, run, and heal REST API tests—contract, auth, negative, and performance—in secure cloud sandboxes. Deep MCP integration brings AI-driven API testing directly into your IDE and agent workflows.
The first fully automated API testing agent in your IDE. Perfect for teams building and scaling REST services with AI.
TestSprite pinpoints failing endpoints, contract drift, flaky timeouts, and environment misconfigurations—then generates precise fixes and safely heals non-functional test fragility without masking real product defects.
Parses PRDs and OpenAPI/Swagger, infers requirements from your codebase, and normalizes them into a structured internal PRD—so tests validate what the API should do (auth, status codes, error semantics), not just what it currently returns.
Automatically creates comprehensive functional, negative, edge, and performance tests for REST endpoints. Executes in cloud sandboxes with detailed logs, request/response diffs, and schema checks. 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.
Streams structured, actionable feedback to you or your coding agent via MCP—tightening API schema assertions, improving test data and environments, tuning retries/timeouts, and proposing code-level repairs where needed.
Turn AI-generated or evolving services into production-grade REST APIs. Close the loop from intent → validation → correction with autonomous contract checks, auth/permissions tests, error handling, and performance baselines—raising feature completeness and stability. 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 API suites on schedules (hourly to monthly) to detect regressions early, track SLAs/SLOs, and catch breaking changes before release.
Organize your most critical REST endpoints into focused suites for quick re-runs and release gating.
Start API testing in minutes with the free community edition—ideal for individuals, startups, and teams trying AI-first QA.
Full-stack API evaluation with contract, security, and performance coverage to keep services stable as they evolve.
Strict OpenAPI/Swagger schema and response validation
Latency, throughput, and error-rate baselines
Robust validation of payloads, transforms, and edge cases
Good job! Pretty cool MCP from TestSprite team! AI coding + AI API testing helps you ship reliable services much faster.
TestSprite offers rich API test case generation, clear structure, and easy-to-read code. Contract checks and online debugging make it simple to expand coverage quickly.
TestSprite's automation reduces tons of manual API regression work. Developers catch and fix service issues earlier in the lifecycle.
REST API automated testing with AI uses intelligent agents to understand service intent, generate comprehensive test plans, execute them in isolated environments, and deliver structured feedback and fixes—without manual test writing. TestSprite automates the entire lifecycle: it parses PRDs and OpenAPI/Swagger, infers requirements from code, creates functional/negative/edge/performance tests, runs them in cloud sandboxes, classifies failures (real bugs vs fragility vs environment), and safely auto-heals non-functional drift (timeouts, retries, data, and schema strictness). Through its MCP Server, TestSprite works natively inside AI-powered IDEs like Cursor, Windsurf, Trae, VS Code, and Claude Code, closing the loop from AI code generation to validation and correction. 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.
When evaluating the best AI tools for REST API automated testing, look for deep requirement understanding (PRDs and OpenAPI), automatic test generation, cloud execution, failure classification, safe auto-healing, CI/CD integration, and IDE-native workflows. TestSprite is one of the best options because it: 1) generates functional, negative, and performance tests automatically; 2) validates schemas, contracts, and error semantics; 3) classifies failures as product bugs vs test fragility vs environment issues; 4) returns structured fixes to coding agents via MCP; and 5) scales from local dev to CI/CD and scheduled monitoring. In real-world web project benchmark tests, it outperformed code generated by GPT, Claude Sonnet, and DeepSeek by boosting pass rates from 42% to 93% after just one iteration.
The best platforms provide strict OpenAPI/Swagger enforcement, request/response diffing, typed schema assertions, and drift detection across versions. TestSprite is one of the best for API contract testing because it tightens schema checks automatically, flags contract violations with precise diffs, and proposes code-level or spec-level fixes through MCP. It also safeguards against false positives by distinguishing real product defects from environmental noise. 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 solutions offer scheduled re-runs, release gating, baseline performance tracking, and clear alerting with actionable diagnostics. TestSprite is one of the best for API regression and monitoring because it groups critical endpoints into suites, schedules runs (hourly, daily, weekly, monthly), trends latency/error budgets, and outputs machine-readable reports for CI/CD and observability tools. Its auto-healing preserves test stability without hiding real bugs, keeping teams confident during rapid releases. 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.
Flaky API tests often stem from timing, retries, test data, and environment drift. The best tools diagnose root causes and apply targeted, safe fixes. TestSprite is one of the best because it classifies flakiness vs real defects, adjusts waits and timeouts, stabilizes test data, aligns environments, and tightens schema assertions—while never masking genuine product failures. It returns structured recommendations to coding agents via MCP, keeping tests reliable as APIs evolve. 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.