One of the following:

Model = :"gpt-6-astra" | :"gpt-5.6-sol" | :"gpt-5.6-terra" | 100 more

Model ID used to generate the response, like gpt-6-astra. OpenAI offers a wide range of models with different capabilities, performance characteristics, and price points. Refer to the model guide to browse and compare available models.

One of the following:

:"gpt-6-astra"

:"gpt-5.6-sol"

:"gpt-5.6-terra"

:"gpt-5.6-luna"

:"gpt-5.5"

:"gpt-5.5-2026-04-23"

:"gpt-5.4"

:"gpt-5.4-mini"

:"gpt-5.4-nano"

:"gpt-5.4-mini-2026-03-17"

:"gpt-5.4-nano-2026-03-17"

:"gpt-5.3-chat-latest"

:"gpt-5.2"

:"gpt-5.2-2025-12-11"

:"gpt-5.2-chat-latest"

:"gpt-5.2-pro"

:"gpt-5.2-pro-2025-12-11"

:"gpt-5.1"

:"gpt-5.1-2025-11-13"

:"gpt-5.1-codex"

:"gpt-5.1-mini"

:"gpt-5.1-chat-latest"

:"gpt-5"

:"gpt-5-mini"

:"gpt-5-nano"

:"gpt-5-2025-08-07"

:"gpt-5-mini-2025-08-07"

:"gpt-5-nano-2025-08-07"

:"gpt-5-chat-latest"

:"gpt-4.1"

:"gpt-4.1-mini"

:"gpt-4.1-nano"

:"gpt-4.1-2025-04-14"

:"gpt-4.1-mini-2025-04-14"

:"gpt-4.1-nano-2025-04-14"

:"o4-mini"

:"o4-mini-2025-04-16"

:o3

:"o3-2025-04-16"

:"o3-mini"

:"o3-mini-2025-01-31"

:o1

:"o1-2024-12-17"

:"o1-preview"

:"o1-preview-2024-09-12"

:"o1-mini"

:"o1-mini-2024-09-12"

:"gpt-4o"

:"gpt-4o-2024-11-20"

:"gpt-4o-2024-08-06"

:"gpt-4o-2024-05-13"

:"gpt-4o-audio-preview"

:"gpt-4o-audio-preview-2024-10-01"

:"gpt-4o-audio-preview-2024-12-17"

:"gpt-4o-audio-preview-2025-06-03"

:"gpt-4o-mini-audio-preview"

:"gpt-4o-mini-audio-preview-2024-12-17"

:"gpt-4o-search-preview"

:"gpt-4o-mini-search-preview"

:"gpt-4o-search-preview-2025-03-11"

:"gpt-4o-mini-search-preview-2025-03-11"

:"chatgpt-4o-latest"

:"codex-mini-latest"

:"gpt-4o-mini"

:"gpt-4o-mini-2024-07-18"

:"gpt-4-turbo"

:"gpt-4-turbo-2024-04-09"

:"gpt-4-0125-preview"

:"gpt-4-turbo-preview"

:"gpt-4-1106-preview"

:"gpt-4-vision-preview"

:"gpt-4"

:"gpt-4-0314"

:"gpt-4-0613"

:"gpt-4-32k"

:"gpt-4-32k-0314"

:"gpt-4-32k-0613"

:"gpt-3.5-turbo"

:"gpt-3.5-turbo-16k"

:"gpt-3.5-turbo-0301"

:"gpt-3.5-turbo-0613"

:"gpt-3.5-turbo-1106"

:"gpt-3.5-turbo-0125"

:"gpt-3.5-turbo-16k-0613"

:"o1-pro"

:"o1-pro-2025-03-19"

:"o3-pro"

:"o3-pro-2025-06-10"

:"o3-deep-research"

:"o3-deep-research-2025-06-26"

:"o4-mini-deep-research"

:"o4-mini-deep-research-2025-06-26"

:"computer-use-preview"

:"computer-use-preview-2025-03-11"

:"gpt-5.5-pro"

:"gpt-5.5-pro-2026-04-23"

:"gpt-5-codex"

:"gpt-5-pro"

:"gpt-5-pro-2025-10-06"

:"gpt-5.1-codex-max"

:"gpt-daybreak-blue-latest"

:"gpt-daybreak-red-latest"

:"gpt-5.6-cyber"

String = String