6 pages for tracestate.
Titles and paths first, then pages whose text carries it. Each row opens that page as this site last read it.
Observability with OpenTelemetry
Claude Code CLI · in the page
agent-sdk/observability
…pan is active in your application, the SDK injects `TRACEPARENT` and `TRACESTATE` into the child process environment, and the CLI reads them so its `claude_code.interaction` span becomes a child of yo…
Monitoring
Claude Code CLI · in the page
monitoring-usage
…sessions started with `-p`, Claude Code also reads `TRACEPARENT` and `TRACESTATE` from its own environment when starting each interaction span. This lets an embedding process pass its active W3C trace…
SEP-414: Document OpenTelemetry Trace Context Propagation Conventions
Model Context Protocol · in the page
seps/414-request-meta
…Tel trace context is propagated via `_meta`, the keys `traceparent`, `tracestate`, and `baggage` follow [W3C Trace Context](https://www.w3.org/TR/trace-context/) and [W3C Baggage](https://www.w3…
Overview
Model Context Protocol · in the page
specification/2026-07-28/basic/index
…ation/2026-07-28/basic/patterns/subscriptions.md) | | `traceparent`, `tracestate`, `baggage` | OpenTelemetry trace context propagation | OpenTelemetry trace context (below) | Official [extensions](/s…
Key Changes
Model Context Protocol · in the page
specification/2026-07-28/changelog
…ace context propagation conventions for `_meta` keys (`traceparent`, `tracestate`, `baggage`) ([SEP-414](https://github.com/modelcontextprotocol/modelcontextprotocol/pull/414)). 3. Servers **SHOULD**…
Overview
Model Context Protocol · in the page
specification/draft/basic/index
…cification/draft/basic/patterns/subscriptions.md) | | `traceparent`, `tracestate`, `baggage` | OpenTelemetry trace context propagation | OpenTelemetry trace context (below) | Official [extensions](/s…