API Trace Explorer

Find structure across request logs, job events, spans, and mixed application output.

Local analysisParsing runs in a Web Worker

Source

mixed-api-events.log · JSON, JSON Lines, or plain text

{"timestamp":"2026-08-25T08:14:02.118Z","level":"info","service":"edge","http":{"method":"GET","route":"/catalog/:id","status_code":200},"duration_ms":38.7,"trace_id":"tr-7fa2","span_id":"sp-edge-1","request_id":"req-9182","region":"ap-south","message":"request complete"}
{"time":"2026-08-25T08:14:02.129Z","severity":"INFO","service.name":"catalog","operation":"fetch_item","status":200,"latency_ms":21.4,"traceId":"tr-7fa2","spanId":"sp-cat-1","correlation_id":"req-9182","deployment":{"version":"2026.08.25.2"},"item_type":"subscription","message":"item loaded"}
{"ts":1787645643144,"log_level":"warn","app":"worker","job":"refresh-index","elapsed_ms":684.2,"request_id":"job-44a1","environment":"production","message":"retry scheduled","attempt":2}
2026-08-25T08:14:04.022Z level=error service=checkout method=POST path=/orders status=502 duration_ms=912 trace_id=tr-c091 request_id=req-a180 message="upstream request failed"
10.24.7.19 - - [25/Aug/2026:08:14:05 +0000] "GET /health HTTP/1.1" 204 0 duration_ms=4 service=gateway
{"timestamp":"2026-08-25T08:14:06.803Z","level":"info","component":"consumer","operation_name":"invoice.created","duration_ns":18400000,"trace":{"id":"tr-a44e"},"span":{"id":"sp-cons-2"},"queue":"billing-events","message":"message acknowledged"}
{"timestamp":"2026-08-25T08:14:07.140Z","level":"fatal","service":"reporting","message":"invalid record"

Events0— input

Errors00.0% of events

Services00 correlated traces

P95 duration—0 timed events

Unparsed00 fields discovered

Service

Event stream

0 matching

Reading events in the workerThe current analysis will replace the previous result.

Files are currently read in full with File.text(). Parsing is off the UI thread, but filtering still scans the in-memory event set and the list is incrementally rendered rather than fully virtualized.