---
title: "Traces Open Telemetry"
method: POST
path: "/otel/traces"
tags: ["trace"]
deprecated: true
---

# Traces Open Telemetry

`POST /otel/traces`

> **Deprecated.**

## Headers

- `content-type` string
- `content-encoding` string, nullable
- `project` string, nullable
- `projectid` string, uuid4, nullable
- `logstreamid` string, uuid4, nullable
- `logstream` string, nullable
- `experimentid` string, uuid4, nullable
- `experiment` string, nullable
- `sessionid` string

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

## Changes

- **2026-07-26** `05003e7835a2` — 1 info
  - the endpoint scheme security `ClassicAPIKeyHeader` was added to the API

[Change history](https://skmtc.dev/galileo/apis/galileo-api-server/changes/otel/traces/post.md)

---

[API](https://skmtc.dev/galileo/apis/galileo-api-server.md) · [All operations](https://skmtc.dev/galileo/apis/galileo-api-server/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/galileo/galileo-api-server/revisions/8b1d1a4a933e/schema)