OpenAI API Endpoints

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

62 models availableplatform.openai.com

Total Models

Cheapest (Output)

$0.140

gpt-oss-20b

Most Expensive

$40000.00

DALL-E 3

Average Price

$708.14

per 1M output tokens

All Models (sorted by score)

Model	Provider	Score	Input $/M	Output $/M	Context
GPT-5.4	OpenAI	97	$2.50	$15.00	1.1M
GPT-5.4 Pro	OpenAI	97	$30.00	$180.00	1.1M
GPT-5 Pro	OpenAI	96	$15.00	$120.00	400K
GPT-5.1	OpenAI	96	$1.25	$10.00	400K
GPT-5.1-Codex-Max	OpenAI	96	$1.25	$10.00	400K
GPT-5.2	OpenAI	96	$1.75	$14.00	400K
GPT-5.2 Pro	OpenAI	96	$21.00	$168.00	400K
GPT-5.2-Codex	OpenAI	96	$1.75	$14.00	400K
GPT-5.3-Codex	OpenAI	96	$1.75	$14.00	400K
o3 Deep Research	OpenAI	94	$10.00	$40.00	200K
o4 Mini Deep Research	OpenAI	94	$2.00	$8.00	200K
GPT-5	OpenAI	94	$1.25	$10.00	400K
GPT-5 Mini	OpenAI	94	$0.250	$2.00	400K
GPT-5 Nano	OpenAI	94	$0.050	$0.400	400K
o3 Pro	OpenAI	91	$20.00	$80.00	200K
o3	OpenAI	89	$2.00	$8.00	200K
o4 Mini	OpenAI	89	$1.10	$4.40	200K
o4 Mini High	OpenAI	89	$1.10	$4.40	200K
GPT-5 Codex	OpenAI	88	$1.25	$10.00	400K
GPT-5.1-Codex	OpenAI	88	$1.25	$10.00	400K
GPT-5.1-Codex-Mini	OpenAI	88	$0.250	$2.00	400K
GPT-5.1 Chat	OpenAI	84	$1.25	$10.00	128K
GPT-5.2 Chat	OpenAI	84	$1.75	$14.00	128K
GPT-5.3 Chat	OpenAI	84	$1.75	$14.00	128K
GPT-4.1	OpenAI	82	$2.00	$8.00	1.0M
GPT-4.1 Mini	OpenAI	82	$0.400	$1.60	1.0M
GPT-4.1 Nano	OpenAI	82	$0.100	$0.400	1.0M
gpt-oss-safeguard-20b	OpenAI	78	$0.075	$0.300	131K
GPT-5 Chat	OpenAI	75	$1.25	$10.00	128K
o1-pro	OpenAI	73	$150.00	$600.00	200K
o1	OpenAI	72	$15.00	$60.00	200K
gpt-oss-120b (free)	OpenAI	70	Free	Free	131K
gpt-oss-20b (free)	OpenAI	70	Free	Free	131K
o3 Mini	OpenAI	69	$1.10	$4.40	200K
GPT-4o Audio	OpenAI	68	$2.50	$10.00	128K
gpt-oss-120b	OpenAI	68	$0.039	$0.190	131K
gpt-oss-20b	OpenAI	68	$0.030	$0.140	131K
GPT-4o (2024-11-20)	OpenAI	66	$2.50	$10.00	128K
o3 Mini High	OpenAI	64	$1.10	$4.40	200K
GPT-4o-mini	OpenAI	64	$0.150	$0.600	128K
GPT-4o	OpenAI	63	$2.50	$10.00	128K
GPT-4o Search Preview	OpenAI	62	$2.50	$10.00	128K
GPT-4o-mini Search Preview	OpenAI	62	$0.150	$0.600	128K
GPT-4o (2024-08-06)	OpenAI	62	$2.50	$10.00	128K
GPT Audio	OpenAI	62	$2.50	$10.00	128K
GPT Audio Mini	OpenAI	62	$0.600	$2.40	128K
GPT-4o-mini (2024-07-18)	OpenAI	61	$0.150	$0.600	128K
GPT-4o (extended)	OpenAI	60	$6.00	$18.00	128K
GPT-4 Turbo	OpenAI	60	$10.00	$30.00	128K
GPT-4o (2024-05-13)	OpenAI	57	$5.00	$15.00	128K
GPT-4 Turbo (older v1106)	OpenAI	48	$10.00	$30.00	128K
GPT-4 Turbo Preview	OpenAI	48	$10.00	$30.00	128K
GPT-3.5 Turbo	OpenAI	45	$0.500	$1.50	16K
GPT-3.5 Turbo 16k	OpenAI	45	$3.00	$4.00	16K
GPT-4	OpenAI	44	$30.00	$60.00	8K
GPT-4 (older v0314)	OpenAI	44	$30.00	$60.00	8K
GPT-3.5 Turbo (older v0613)	OpenAI	43	$1.00	$2.00	4K
GPT-3.5 Turbo Instruct	OpenAI	36	$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 62 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.