OpenAI API provides access to GPT-4o, o3, o4-mini, DALL-E, Whisper, and embeddings — the most widely deployed AI API in the world with 100M+ developers and enterprises.
How OpenAI API compares with its closest alternatives
2 of the 5 closest alternatives have a free plan; OpenAI API does not. All 5 offer an API, as OpenAI API does. OpenAI API offers a web app. Of the 2 alternatives with platforms on record, all 2 offer a web app. OpenAI API was founded in 2020; the alternatives were founded between 2019 and 2023, 1 of them earlier. OpenAI API is based in San Francisco, United States; 3 of its 5 alternatives are in the United States too, and the others in Canada and China.
Market position · AI Models
How OpenAI API compares in AI Models
OpenAI API has high opportunity and sits in the top third of 455 live AI Models tools on FalcoScan. Across AI Models, the average opportunity score is 74.6 and the average saturation score 30.5. FalcoScan rates OpenAI API's own market position as contested. 200 of the 455 operating AI Models tools have hot momentum, and FalcoScan has recorded 13 shutdowns in the category.
OpenAI API compared with its closest alternatives
Product
Opportunity
Saturation
Pricing
Pricing from
Free plan
API
Platforms
Momentum
OpenAI APIFounded 2020 · San Francisco, United States
The closest alternatives to OpenAI API that are still running, matched on the AI capabilities, uses and audience they share, are Google Gemini API, Anthropic API, Command R+, xAI Grok API, and 01.AI.
Is OpenAI API still running?
Yes. As of 2 November 2026, FalcoScan lists OpenAI API as operating at platform.openai.com.
Where is OpenAI API based?
OpenAI API is headquartered in San Francisco, United States.
Does OpenAI API have an API?
Yes. OpenAI API offers an API.
Who is OpenAI API for?
OpenAI API is built for developers, enterprises, and ai builders.
How do I sign in to OpenAI API?
Sign in on OpenAI API's own website, platform.openai.com. FalcoScan reviews OpenAI API but does not run its accounts, so logins, passwords and billing are handled by OpenAI API directly.