# OpenAI — An open-source spec for orchestration: Symphony

- Company: OpenAI (openai.com)
- Announced: 2026-04-27T00:00:00+00:00
- Category: open-weight-release
- Subject: GPT / ChatGPT / API
- Open weights: yes
- Models affected: Codex
- License: open-source
- Source: https://openai.com/index/open-source-codex-orchestration-symphony
- Record: https://forck.live/items/165-an-open-source-spec-for-orchestration-symphony

OpenAI announces Symphony, an open-source specification for orchestrating Codex agents, designed to connect issue trackers to persistent agent systems.

## Evidence

Verbatim from https://openai.com/index/open-source-codex-orchestration-symphony:

> Learn how Symphony, an open-source spec for Codex orchestration, turns issue trackers into always-on agent systems—boosting engineering output and reducing context switching.

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