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OpenAI API Endpoints

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

99 models availableplatform.openai.com
Total Models
99
Cheapest (Output)
$0.130
gpt-oss-20b
Most Expensive
$40000.00
DALL-E 3
Average Price
$440.89
per 1M output tokens

All Models (sorted by score)

ModelScoreOutput $/M
GPT-5.593$30.00
GPT-5.5 (batch)93$15.00
GPT-5.5 Pro93$180.00
GPT-5.5 Pro (batch)93$90.00
GPT-5.492$15.00
GPT-5.4 (batch)92$7.50
GPT-5.4 Pro92$180.00
GPT-5.4 Pro (batch)92$90.00
GPT-5.291$14.00
GPT-5.2 (batch)91$7.00
GPT-5.2 Chat91$14.00
GPT-5.2 Pro91$168.00
GPT-5.2 Pro (batch)91$84.00
GPT-5.2-Codex91$14.00
GPT-5.3 Chat91$14.00
GPT-5.3-Codex91$14.00
GPT-5.6 Luna89$0.600
GPT-5.6 Luna (batch)89$0.600
GPT-5.6 Luna Pro89$0.600
GPT-5.6 Luna Pro (batch)89$0.600
GPT-5.6 Sol89$30.00
GPT-5.6 Sol (batch)89$15.00
GPT-5.6 Sol Pro89$30.00
GPT-5.6 Sol Pro (batch)89$15.00
GPT-5.6 Terra89$6.00
GPT-5.6 Terra (batch)89$6.00
GPT-5.6 Terra Pro89$6.00
GPT-5.6 Terra Pro (batch)89$6.00
GPT-589$10.00
GPT-5 (batch)89$5.00
GPT-5 Codex (batch)89$5.00
GPT-5 Pro89$120.00
GPT-5 Pro (batch)89$60.00
GPT-5.189$10.00
GPT-5.1-Codex89$10.00
GPT-5.1-Codex-Max89$10.00
GPT-5.1 (batch)88$5.00
o387$8.00
o3 (batch)87$4.00
o3 Pro87$80.00
o3 Pro (batch)87$40.00
o4 Mini81$4.40
o4 Mini (batch)81$2.20
o4 Mini High (batch)81$2.20
GPT-5.4 Mini79$4.50
GPT-5.4 Mini (batch)79$2.25
GPT-5.4 Nano79$1.25
GPT-5.4 Nano (batch)79$0.625
GPT-5 Mini (batch)77$1.00
GPT-5 Nano (batch)77$0.200
o3 Mini75$4.40
o174$60.00
o1 (batch)74$30.00
o3 Mini (batch)74$2.20
o3 Mini High (batch)74$2.20
o1-pro74$600.00
o1-pro (batch)74$300.00
o4 Mini High72$4.40
GPT-4o (batch)72$5.00
GPT-4o71$10.00
GPT-4o (2024-05-13)71$15.00
GPT-4o (2024-08-06)71$10.00
GPT-4o (2024-11-20)71$10.00
GPT-4o-mini69$0.600
GPT-4.168$8.00
GPT-4.1 (batch)68$4.00
GPT-4 Turbo67$30.00
GPT-465$60.00
GPT-4 Turbo Preview65$30.00
o3 Mini High64$4.40
GPT-5 Mini64$2.00
GPT-4o-mini (batch)63$0.300
GPT-4 Turbo (batch)62$15.00
GPT-4.1 Mini (batch)59$0.800
GPT-4.1 Nano (batch)59$0.200
gpt-oss-20b57$0.130
gpt-oss-20b (free)57Free
GPT-4o-mini (2024-07-18)57$0.600
GPT-4.1 Mini54$1.60
GPT-5.1-Codex-Mini50$2.00
GPT-5 Nano47$0.400
GPT-4.1 Nano42$0.400
gpt-oss-120b40$0.170
GPT Audio40$10.00
GPT Audio Mini40$2.40
GPT Chat Latest40$30.00
GPT-3.5 Turbo40$1.50
GPT-3.5 Turbo (batch)40$0.750
GPT-3.5 Turbo (older v0613)40$2.00
GPT-3.5 Turbo 16k40$4.00
GPT-3.5 Turbo Instruct40$2.00
gpt-oss-safeguard-20b40$0.300
OpenAI GPT Latest40$30.00
OpenAI GPT Mini Latest40$4.50
DALL-E 3--$40000.00
GPT-5 Image--$10.00
GPT-5 Image Mini--$2.00
GPT-5.4 Image 2--$15.00
Sora--Free

Other API Endpoints

OpenRouterAnthropicGoogle AIGroqTogether AIFireworks AICerebrasDeepSeekMistral AI
LLM LeaderboardAPI PricingAll Providers
Frequently Asked Questions

OpenAI currently offers 99 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.

OpenAI API Endpoints - AI Models, Pricing & Capabilities | LM Market Cap