OpenAI
Cloud API
Params
Frontier MoEContext
1.0MSpeed
—Release
Sep 2026OpenAI
AI research and deployment company behind GPT-4o, GPT-5, and o-series reasoning models.
Models by OpenAI (200)
OpenAI
Cloud API
Params
Multi-Trillion MoE (Sol Tier)Context
500kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
Multi-Trillion MoE (Astra Tier)Context
1.0MSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
High-Throughput Decision MoEContext
500kSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
MoE / UndisclosedContext
500kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
Multi-Trillion MoEContext
1.0MSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
gpt-5.6-luna Decision CoreContext
128kSpeed
—Release
Mar 2025OpenAI
Cloud API
Params
Undisclosed (Reasoning)Context
200kSpeed
—Release
Apr 2025OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Apr 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Mar 2026OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Dec 2025OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Oct 2025OpenAI
Cloud API
Params
UndisclosedContext
200kSpeed
—Release
Jun 2025OpenAI
Cloud API
Params
UndisclosedContext
200kSpeed
—Release
Dec 2024OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
Undisclosed (Reasoning)Context
200kSpeed
—Release
Jan 2025OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Oct 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Dec 2025OpenAI
Cloud API
Params
Undisclosed (Reasoning)Context
200kSpeed
—Release
Dec 2024OpenAI
Cloud API
Params
Multi-Trillion MoEContext
128kSpeed
—Release
Feb 2025OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2024OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
May 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Apr 2026OpenAI
Cloud API
Params
UndisclosedContext
272kSpeed
—Release
Apr 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Mar 2026OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Feb 2026OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Jan 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Dec 2025OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Dec 2025OpenAI
Cloud API
Params
UndisclosedContext
200kSpeed
—Release
Dec 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2024OpenAI
Cloud API
Params
UndisclosedContext
8kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Oct 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
UndisclosedContext
1.1MSpeed
—Release
Sep 2026OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Mar 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jan 2026OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Nov 2025OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Nov 2025OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Oct 2025OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Aug 2025OpenAI
Cloud API
Params
UndisclosedContext
200kSpeed
—Release
Apr 2025OpenAI
Cloud API
Params
UndisclosedContext
200kSpeed
—Release
Apr 2025OpenAI
Cloud API
Params
UndisclosedContext
200kSpeed
—Release
Apr 2025OpenAI
Cloud API
Params
UndisclosedContext
200kSpeed
—Release
Jan 2025OpenAI
Cloud API
Params
UndisclosedContext
200kSpeed
—Release
Jan 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Nov 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
16kSpeed
—Release
Jun 2023OpenAI
Cloud API
Params
UndisclosedContext
1.0MSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Mar 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jan 2026OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Nov 2025OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Oct 2025OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Aug 2025OpenAI
Cloud API
Params
UndisclosedContext
4kSpeed
—Release
Jun 2023OpenAI
Cloud API
Params
UndisclosedContext
1.0MSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
4kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
16kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
131kSpeed
—Release
Oct 2025OpenAI
Cloud API
Params
UndisclosedContext
400kSpeed
—Release
Aug 2025OpenAI
Cloud API
Params
UndisclosedContext
131kSpeed
—Release
Aug 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2024OpenAI
Cloud API
Params
UndisclosedContext
1.0MSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
131kSpeed
—Release
Aug 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Feb 2026OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Dec 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Feb 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Feb 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Feb 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Feb 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jan 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jan 2025OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Dec 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Dec 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Dec 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Dec 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Nov 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Sep 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Sep 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Sep 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Sep 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Sep 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Sep 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Sep 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Feb 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Feb 2024OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Nov 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jan 2023OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Oct 2022OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Oct 2022OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Sep 2022OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Aug 2022OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jan 2022OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jan 2022OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jan 2022OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jan 2022OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Oct 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Apr 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Mar 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Feb 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Feb 2021OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Sep 2020OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2020OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2019OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2019OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2019OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
Jul 2019OpenAI
Cloud API
Params
UndisclosedContext
128kSpeed
—Release
May 2019