# Nexus

## Docs

- [Introduction](https://docs.trynexus.io/api-reference/introduction.md): Python API surface for Nexus instrumentation
- [LangHandler](https://docs.trynexus.io/api-reference/langchain-handler.md): Nexus reference for LangChain callback tracing
- [NexusClient and Span](https://docs.trynexus.io/api-reference/python-client.md): Nexus reference for manual tracing primitives
- [Configuration](https://docs.trynexus.io/guides/configuration.md): Configure Nexus DB connections and trigger behavior
- [LangChain integration](https://docs.trynexus.io/guides/langchain.md): Trace LangChain chains, tools, agents, and retrievers with Nexus
- [Manual tracing](https://docs.trynexus.io/guides/manual-tracing.md): Instrument custom Python code with Nexus NexusClient and spans
- [OpenAI Agents SDK integration](https://docs.trynexus.io/guides/openai.md): Trace OpenAI agents with Nexus using NexusOpenAITracingProcessor
- [Production checklist — Nexus](https://docs.trynexus.io/guides/production-checklist.md): Harden Nexus tracing before shipping
- [Tree inspection](https://docs.trynexus.io/guides/tree-inspection.md): Inspect Nexus stored traces as parent-child execution trees
- [Nexus](https://docs.trynexus.io/index.md): AI monitoring for custom silent failure modes in production
- [Quickstart](https://docs.trynexus.io/quickstart.md): Install Nexus and emit your first trace

## OpenAPI Specs

- [openapi](https://docs.trynexus.io/api-reference/openapi.json)

## Optional

- [Platform](https://app.trynexus.io)