Get a session with its queries (conversation order)

GET /sessions/{id}

• id (path, string, required) — Session id.
• X-Pinecone-Api-Version (header, string) — Date-based contract version, echoed back on the same header. Omit for the default (2026-07); send unstable for the in-development surface. An unrecognized value is rejected with 400 unsupported_api_version.

• 200 — The session fields plus a queries array of query turns
• 404 — Not found