OpenAI LLM API Models & Pricing

Browse OpenAI LLM API models with normalized prompt pricing, output pricing, context windows, release dates, and popularity signals.

67Models tracked
67Priced models
57Popular models
0Latest releases

Provider shortlist

Use OpenAI as a model-level shortlist, not a single default choice.

Start from the cost, context, and popularity picks below, then open the model pages or head-to-head comparisons before choosing an API.

Cost pick gpt-oss-120b (free) $0 sample workload
Context pick GPT-5.5 1.05M context window
Popular pick GPT-5.5 #19 popularity signal
When to avoid Verify model fit Do not choose by provider name alone. Compare model-level input price, output price, context window, release timing, and current availability before production use.

OpenAI comparisons

Search OpenAI comparisons
ComparisonSample Cost WinnerLarger ContextNewest Release
🔥Claude Opus 4.6 vs 🔥GPT-5.5Claude Opus 4.6GPT-5.5
🔥Claude Opus 4.7 vs 🔥GPT-5.5Claude Opus 4.7GPT-5.5
🔥Claude Sonnet 4.6 vs 🔥GPT-5.5Claude Sonnet 4.6GPT-5.5
🔥DeepSeek V3.2 vs 🔥GPT-5.5DeepSeek V3.2GPT-5.5
🔥DeepSeek V4 Flash vs 🔥GPT-5.5DeepSeek V4 FlashGPT-5.5
🔥DeepSeek V4 Pro vs 🔥GPT-5.5DeepSeek V4 ProGPT-5.5
🔥Gemini 2.5 Flash Lite vs 🔥GPT-5.5Gemini 2.5 Flash LiteGPT-5.5
🔥Gemini 2.5 Flash vs 🔥GPT-5.5Gemini 2.5 FlashGPT-5.5

Cross-Provider Alternatives

Open alternatives hub

Use this shortlist when OpenAI is not a hard requirement and your first constraint is workload cost.

AlternativeProviderSample CostInput / 1MOutput / 1MContext
🔥Owl AlphaOpenRouter$0$0$01.05M
New🔥Nemotron 3 Ultra (free)NVIDIA$0$0$01M
🔥Laguna M.1 (free)Poolside$0$0$0262.14K
Nemotron 3 Super (free)NVIDIA$0$0$01M
Laguna XS.2 (free)Poolside$0$0$0262.14K
GLM 4.5 Air (free)Z.ai$0$0$0131.07K

OpenAI model catalog

Browse all models
ModelPromptOutputContextPopularity
🔥GPT-5.5$5$301.05M#19
gpt-oss-120b$0.03$0.15131.07K#22
GPT-4o-mini$0.15$0.6128K#26
GPT-5.4 Mini$0.75$4.5400K#29
GPT-5.4$2.5$151.05M#30
GPT-5 Mini$0.25$2400K#32
gpt-oss-120b (free)$0$0131.07K#33
GPT-5 Nano$0.05$0.4400K#41
GPT-5.4 Nano$0.2$1.25400K#45
GPT-5.1$1.25$10400K#46
GPT-5.3-Codex$1.75$14400K#48
GPT-4.1 Mini$0.4$1.61.05M#52
GPT-4.1 Nano$0.1$0.41.05M#58
gpt-oss-20b$0.029$0.14131.07K#61
GPT-5.2$1.75$14400K#64
GPT-5$1.25$10400K#65
GPT-4.1$2$81.05M#66
gpt-oss-20b (free)$0$0131.07K#67
GPT-4o$2.5$10128K#86
GPT-5.2-Codex$1.75$14400K#108
GPT-5 Codex$1.25$10400K#111
GPT-5.1-Codex$1.25$10400K#113
GPT-5.3 Chat$1.75$14128K#116
gpt-oss-safeguard-20b$0.075$0.3131.07K#121
o3 Mini$1.1$4.4200K#122
GPT-5.1-Codex-Mini$0.25$2400K#141
GPT-5.2 Chat$1.75$14128K#146
GPT-5.5 Pro$30$1801.05M#161
GPT-5.1 Chat$1.25$10128K#164
GPT-5.4 Image 2$8$15272K#169
GPT-5 Chat$1.25$10128K#171
o4 Mini$1.1$4.4200K#173
GPT Chat Latest$5$30400K#190
o3$2$8200K#192
GPT-3.5 Turbo$0.5$1.516.39K#208
GPT-5.1-Codex-Max$1.25$10400K#211
GPT-5.2 Pro$21$168400K#233
GPT-5 Image Mini$2.5$2400K#236
GPT-5 Image$10$10400K#239
GPT Audio Mini$0.6$2.4128K#247
GPT Audio$2.5$10128K#248
GPT-5.4 Pro$30$1801.05M#251
GPT-4 Turbo$10$30128K#252
o4 Mini High$1.1$4.4200K#253
GPT-4$30$608.19K#262
GPT-4o Search Preview$2.5$10128K#269
o3 Deep Research$10$40200K#270
GPT-4o-mini Search Preview$0.15$0.6128K#271
o4 Mini Deep Research$2$8200K#272
GPT-5 Pro$15$120400K#276
o1$15$60200K#281
GPT-3.5 Turbo Instruct$1.5$24.09K#285
o3 Pro$20$80200K#286
o3 Mini High$1.1$4.4200K#289
GPT-3.5 Turbo (older v0613)$1$24.09K#290
GPT-3.5 Turbo 16k$3$416.39K#293
o1-pro$150$600200K#295
OpenAI GPT Mini Latest$0.75$4.5400K
OpenAI GPT Latest$5$301.05M
GPT-4o Audio$2.5$10128K
GPT-4o (2024-11-20)$2.5$10128K
GPT-4o (2024-08-06)$2.5$10128K
GPT-4o-mini (2024-07-18)$0.15$0.6128K
GPT-4o (2024-05-13)$5$15128K
GPT-4 Turbo Preview$10$30128K
GPT-4 Turbo (older v1106)$10$30128K
GPT-4 (older v0314)$30$608.19K