Replay MCP
Replay MCP lets agents inspect time-travel browser recordings, including console output, exceptions, network activity, source code, React state, performance profiles, screenshots, and execution points.
32 actionsAPI key
What your bot can do in Replay MCP
Looks up
- AnnotationsInspect the annotations in a recording.
- ConsolemessagesShow console API messages (console.log, console.warn, console.error, etc.).
- DescribepointDescribes the application state at a code execution point.
- ExecutiondelayComputes execution delays for functions based on their source length and the delay before the first breakpoint in each function executes.
- GetpointcomponentGets the React component being rendered at a code execution point.
- GetpointlinkGenerates an app.replay.io link for users to inspect a given execution point.
- GetstackGets the call stack at a code execution point.
- InspectelementGet size, layout, ancestry and render point information for a DOM element.
- ListsourcesList the sources in the recording.
- LocalstorageDescribe all the accesses made to localStorage.
Show 19 more
- NetworkrequestAnalyze network requests in the recording.
- PlaywrightstepsShow all steps taken by Playwright in the recording.
- ProfilegraphProfiles dependency graph entry execution between two points in a recording.
- ProfilesamplingProfiles the native C++ replay engine using stack sampling between two execution points.
- ProfilestatementsProfiles JS statement execution between two points in a recording.
- ReactcomponenttreeGet the structure of the committed/mounted React component tree at a point in time.
- ReactexceptionDescribe any exceptions thrown which caused React to unmount.
- ReactperformanceinsightsRun all deterministic React performance checks on a recording and return prioritized findings.
- ReactrendersAnalyze React renders in a recording.
- ReadsourceRead up to 50 lines of code centered around the given line and see what statements executed.
- RecordingoverviewProvides a comprehensive overview of a recording.
- ReduxactionsAnalyze Redux actions in a recording.
- ScreenshotLists all screenshot timestamps in the recording, or fetches a screenshot at a given timestamp.
- SearchsourcesSearch the sources in the recording and see which statements executed.
- TanstackqueriesAnalyze TanStack Query (React Query) cache events in a recording.
- UncaughtexceptionDescribe uncaught exceptions and unhandled promise rejections (runtime errors not caught by try/catch).
- UserinteractionsShow all user interactions (clicks and key presses) in the recording.
- WebsocketmessagesInspect the WebSocket connections in a recording and the messages sent and received on them.
- ZustandstoresAnalyze Zustand stores in a recording.
Takes action
- EvaluateEvaluates an expression at a code execution point.
- LogpointEvaluates an expression at breakpoint hits for a given path and line number.
- WarmrecordingStarts processing a recording if needed and reports its status.
