# Catalogue

> Public catalogue components.

JSON: https://staging.leyline.ahensya.com/api/v1/components

- [Maple](https://staging.leyline.ahensya.com/components/maple.md): Maple is a general observability platform for traces, logs, and metrics. It accepts OTLP data and uses ClickHouse-family storage and query paths. Its product surfaces include distributed traces, correlated logs, metrics and dashboards, service maps, error tracking, alerts, infrastructure context, browser session replay, CLI queries, and an MCP server.
- [telemetry.dev](https://staging.leyline.ahensya.com/components/telemetry-dev.md): Hosted observability for AI/LLM apps. Product line: every model call, tool step, and retrieval in one OpenTelemetry trace, with tokens, cost, latency, and errors. Ingest via TypeScript or Python SDKs, or any OTLP exporter. Cost is computed server-side against 4700+ models.
- [Sazabi](https://staging.leyline.ahensya.com/components/sazabi.md): Sazabi is a hosted AI-native engineering observability product. First-party homepage framing (2026-09-11): - Title / OG title: Sazabi | AI-Native Observability - Meta description: Autonomous alerts. Conversational debugging. Coding agent integrations.