OpenAI (BYOK, direct) in Nebula — text-to-image (GPT Image 1/1.5/mini, GPT Image 2 up to 4K), image edit + inpaint (single image or up to 10 refs, optional mask), text-to-speech (13 voices, 6 formats, voice instructions), Whisper/GPT-4o transcription (text/json/srt/vtt), audio translation to English, and OpenAI Chat (GPT-5.5/5.4 + legacy GPT-4o/4.1) with vision and JSON-object output. Activate when the user configures any gpt-image-1-generate, gpt-image-1-edit, gpt-image-2-generate, gpt-image-2-edit, openai-tts, openai-stt, openai-translate, or gpt-4o-chat node, or asks about OpenAI in Nebula. For gpt-image-2 prompting craft and the FAL-routed gpt-image-2 nodes, see .agents/skills/gpt-image-2/SKILL.md. Sourced from the official OpenAI API docs (platform.openai.com / developers.openai.com) and the Nebula audit guide docs/api-guides/openai.md, verified against the backend handlers on 2026-06-04 (updated 2026-06-10).
How to install openai?
justinperea/nebula-nodes/openai
$npx -y skills add justinperea/nebula-nodes --skill openaiInstalls into the current project.
›Prefer a prompt? Paste this to your agent
Run `npx skills use "https://github.com/justinperea/nebula-nodes" --skill "justinperea/nebula-nodes/openai"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/justinperea/nebula-nodes" that are relevant to the current task. Run `npx skills add "https://github.com/justinperea/nebula-nodes"` and select the relevant skills, then follow their instructions.
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