{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.mcpsmiths/tracehub-mcp","description":"Query OTel traces across Jaeger, Tempo, Traceloop, Datadog, Sentry, X-Ray, New Relic, Honeycomb.","repository":{"url":"https://github.com/mcpsmiths/tracehub-mcp","source":"github"},"version":"0.12.2","packages":[{"registryType":"pypi","identifier":"tracehub-mcp","version":"0.12.2","transport":{"type":"stdio"},"environmentVariables":[{"description":"Which observability backend to query.","isRequired":true,"format":"string","default":"jaeger","choices":["jaeger","tempo","traceloop","datadog","sentry","xray","newrelic","honeycomb"],"name":"BACKEND_TYPE"},{"description":"Backend API endpoint, e.g. http://localhost:16686 for Jaeger, https://api.datadoghq.com for Datadog, https://api.newrelic.com/graphql for New Relic, or https://api.honeycomb.io for Honeycomb. For the X-Ray backend this is decorative only (e.g. https://xray.us-east-1.amazonaws.com) - never dereferenced for a live request.","isRequired":true,"format":"string","name":"BACKEND_URL"},{"description":"API key or auth token. Required for Traceloop, Datadog, Sentry, New Relic, and Honeycomb; not used by Jaeger, Tempo, or X-Ray. For New Relic this must be a User API key, not an Ingest or License key; for Honeycomb this must be a Configuration Key, not an Ingest or Management key.","format":"string","isSecret":true,"name":"BACKEND_API_KEY"},{"description":"AWS region, e.g. us-east-1. Required for the X-Ray backend only - X-Ray authenticates via boto3's standard AWS credential chain, not BACKEND_API_KEY.","format":"string","name":"BACKEND_AWS_REGION"},{"description":"New Relic account ID, required for the New Relic backend only - NerdGraph queries are user-scoped, not account-scoped, so this identifies which account's data to read.","format":"string","name":"BACKEND_NEWRELIC_ACCOUNT_ID"},{"description":"Honeycomb dataset slug, required for the Honeycomb backend only - the Query Data API is dataset-scoped.","format":"string","name":"BACKEND_HONEYCOMB_DATASET"},{"description":"Datadog Application key, required in addition to BACKEND_API_KEY for the Datadog backend only.","format":"string","isSecret":true,"name":"BACKEND_APP_KEY"},{"description":"Grafana Cloud stack/instance ID, used with BACKEND_API_KEY for Basic Auth (Tempo backend only, required for Grafana Cloud-hosted Tempo, not needed for self-hosted Tempo).","format":"string","name":"BACKEND_TEMPO_INSTANCE_ID"},{"description":"Sentry organization slug, required for the Sentry backend only.","format":"string","name":"BACKEND_SENTRY_ORG"},{"description":"Sentry project slug, optional for the Sentry backend - narrows queries to one project.","format":"string","name":"BACKEND_SENTRY_PROJECT"},{"description":"Comma-separated environments for the Traceloop backend only.","format":"string","default":"prd","name":"BACKEND_ENVIRONMENTS"},{"description":"Request timeout in seconds.","format":"number","default":"30","name":"BACKEND_TIMEOUT"},{"description":"Logging level.","format":"string","default":"INFO","choices":["DEBUG","INFO","WARNING","ERROR"],"name":"LOG_LEVEL"},{"description":"Maximum traces validated per query (1-1000).","format":"number","default":"500","name":"MAX_TRACES_PER_QUERY"},{"description":"Logs a WARNING for any backend request slower than this, independent of LOG_LEVEL. Unset disables slow-request logging.","format":"number","name":"SLOW_REQUEST_THRESHOLD_MS"},{"description":"Enables opt-in OTel self-instrumentation of tool calls when set. Unset means zero overhead - no TracerProvider is configured and no middleware is registered.","format":"string","name":"OTEL_EXPORTER_OTLP_ENDPOINT"},{"description":"Service name reported in self-instrumentation spans, only used when OTEL_EXPORTER_OTLP_ENDPOINT is set.","format":"string","default":"tracehub-mcp","name":"OTEL_SERVICE_NAME"},{"description":"Include tool call arguments/results as OTel span attributes when self-instrumentation is enabled. Off by default since they may contain sensitive data.","format":"string","default":"false","choices":["true","false"],"name":"MCP_INCLUDE_ARGS_IN_SPANS"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-20T18:12:57.665155Z","publishedAt":"2026-09-20T18:12:57.665155Z","updatedAt":"2026-09-20T18:12:57.665155Z","isLatest":true}}}