OpenAI API Endpoints

Creator of GPT-4o, GPT-5, o1, and DALL-E. The most widely-used AI API.

64 models availableplatform.openai.com

Total Models

Cheapest (Output)

$0.110

gpt-oss-20b

Most Expensive

$40000.00

DALL-E 3

Average Price

$685.02

per 1M output tokens

All Models (sorted by score)

Model	Provider	Score	Input $/M	Output $/M	Context
GPT-5.4	OpenAI	94	$2.50	$15.00	1.1M
GPT-5.4 Pro	OpenAI	94	$30.00	$180.00	1.1M
GPT-5.4 Mini	OpenAI	93	$0.750	$4.50	400K
GPT-5.2	OpenAI	93	$1.75	$14.00	400K
GPT-5.2 Pro	OpenAI	93	$21.00	$168.00	400K
GPT-5 Pro	OpenAI	92	$15.00	$120.00	400K
o3 Deep Research	OpenAI	92	$10.00	$40.00	200K
GPT-5	OpenAI	90	$1.25	$10.00	400K
o3 Pro	OpenAI	88	$20.00	$80.00	200K
o3	OpenAI	86	$2.00	$8.00	200K
GPT-5.1	OpenAI	85	$1.25	$10.00	400K
GPT-5 Codex	OpenAI	85	$1.25	$10.00	400K
GPT-5.1 Chat	OpenAI	85	$1.25	$10.00	128K
GPT-5.1-Codex	OpenAI	85	$1.25	$10.00	400K
GPT-5.1-Codex-Max	OpenAI	85	$1.25	$10.00	400K
GPT-5.1-Codex-Mini	OpenAI	85	$0.250	$2.00	400K
GPT-5.2-Codex	OpenAI	85	$1.75	$14.00	400K
GPT-5.3 Chat	OpenAI	85	$1.75	$14.00	128K
GPT-5.3-Codex	OpenAI	85	$1.75	$14.00	400K
GPT-5.4 Nano	OpenAI	85	$0.200	$1.25	400K
o4 Mini Deep Research	OpenAI	85	$2.00	$8.00	200K
o4 Mini High	OpenAI	85	$1.10	$4.40	200K
o4 Mini	OpenAI	84	$1.10	$4.40	200K
GPT-5.2 Chat	OpenAI	83	$1.75	$14.00	128K
gpt-oss-safeguard-20b	OpenAI	82	$0.075	$0.300	131K
GPT-4.1 Nano	OpenAI	81	$0.100	$0.400	1.0M
GPT-5 Mini	OpenAI	79	$0.250	$2.00	400K
GPT-4.1	OpenAI	77	$2.00	$8.00	1.0M
GPT-4.1 Mini	OpenAI	77	$0.400	$1.60	1.0M
o1-pro	OpenAI	77	$150.00	$600.00	200K
GPT-5 Nano	OpenAI	76	$0.050	$0.400	400K
o1	OpenAI	76	$15.00	$60.00	200K
GPT-5 Chat	OpenAI	75	$1.25	$10.00	128K
gpt-oss-120b (free)	OpenAI	74	Free	Free	131K
gpt-oss-20b (free)	OpenAI	74	Free	Free	131K
o3 Mini	OpenAI	73	$1.10	$4.40	200K
GPT-4o-mini Search Preview	OpenAI	73	$0.150	$0.600	128K
GPT-4o Audio	OpenAI	72	$2.50	$10.00	128K
gpt-oss-20b	OpenAI	69	$0.030	$0.110	131K
GPT Audio	OpenAI	68	$2.50	$10.00	128K
GPT Audio Mini	OpenAI	68	$0.600	$2.40	128K
gpt-oss-120b	OpenAI	68	$0.039	$0.190	131K
o3 Mini High	OpenAI	65	$1.10	$4.40	200K
GPT-4o-mini	OpenAI	65	$0.150	$0.600	128K
GPT-4o	OpenAI	64	$2.50	$10.00	128K
GPT-4o Search Preview	OpenAI	64	$2.50	$10.00	128K
GPT-4o (2024-11-20)	OpenAI	63	$2.50	$10.00	128K
GPT-4 Turbo	OpenAI	61	$10.00	$30.00	128K
GPT-4o (2024-08-06)	OpenAI	56	$2.50	$10.00	128K
GPT-4o (extended)	OpenAI	54	$6.00	$18.00	128K
GPT-4o-mini (2024-07-18)	OpenAI	54	$0.150	$0.600	128K
GPT-4o (2024-05-13)	OpenAI	53	$5.00	$15.00	128K
GPT-4 Turbo (older v1106)	OpenAI	43	$10.00	$30.00	128K
GPT-4 Turbo Preview	OpenAI	43	$10.00	$30.00	128K
GPT-3.5 Turbo	OpenAI	40	$0.500	$1.50	16K
GPT-3.5 Turbo 16k	OpenAI	40	$3.00	$4.00	16K
GPT-4	OpenAI	39	$30.00	$60.00	8K
GPT-4 (older v0314)	OpenAI	39	$30.00	$60.00	8K
GPT-3.5 Turbo (older v0613)	OpenAI	38	$1.00	$2.00	4K
GPT-3.5 Turbo Instruct	OpenAI	32	$1.50	$2.00	4K
DALL-E 3	OpenAI	--	Free	$40000.00	0
GPT-5 Image	OpenAI	--	$10.00	$10.00	400K
GPT-5 Image Mini	OpenAI	--	$2.50	$2.00	400K
Sora	OpenAI	--	Free	Free	0

Other API Endpoints

OpenRouter Anthropic Google AI Groq Together AI Fireworks AI Cerebras DeepSeek Mistral AI

LLM Leaderboard API Pricing All Providers

Frequently Asked Questions

OpenAI currently offers 64 AI models accessible via API. This includes various sizes and specializations to fit different use cases and budgets.

Pricing varies by model. See our pricing table above sorted by cost - the cheapest option is shown at the top. Some models may have free tiers available.

Use our provider comparison tool to see how OpenAI's pricing stacks up against competitors like OpenAI, Anthropic, and Google across similar model tiers.