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OpenAI

OpenAI

LLM Provider

Leading AI lab and API provider. Creators of GPT, o-series reasoning models, and DALL·E.

Flagship7 models

ModelInput / 1MOutput / 1MContext
GPT-5.5
OpenAI's widely available 2026 coding and reasoning workhorse for ChatGPT, Codex, and the API. Strong tool use with large context.
$5.00$30.001.0M
GPT-5.6
OpenAI's July 2026 three-tier family (Sol / Terra / Luna) with programmatic tool calling in the Responses API. Sol is the frontier tier for coding, reasoning, and agent workflows.
$5.00$30.001.0M
GPT-4.1
Long-context coding model with 1M token context window.
$2.00$8.001.0M
GPT-4o
Flagship multimodal model. Fast, capable, and widely deployed.
$2.50$10.00128K
GPT-5
Next-generation general-purpose model with agentic capabilities.
$1.25$10.00128K
GPT-5.1
Improved GPT-5 with larger context and better reasoning.
$2.00$12.00256K
GPT-5.2
Latest GPT-5 iteration with strongest coding and math.
$2.50$15.00256K

Reasoning5 models

ModelInput / 1MOutput / 1MContext
o3
Reasoning model for complex STEM, math, and multi-step tasks.
$10.00$40.00200K
o3 Pro
Highest-capability reasoning model for hardest problems.
$20.00$80.00200K
o3 Deep Research
Extended reasoning with web browsing for research tasks.
$10.00$40.00200K
o4-mini
Affordable reasoning model balancing cost and capability.
$1.10$4.40200K
o4-mini Deep Research
Budget research model with web browsing.
$1.10$4.40200K

Mid-range2 models

ModelInput / 1MOutput / 1MContext
GPT-4.1 Mini
Affordable long-context model balancing speed and intelligence.
$0.400$1.601.0M
GPT-5 Mini
Fast, affordable variant of GPT-5 for everyday tasks.
$0.250$1.50128K

Chat1 model

ModelInput / 1MOutput / 1MContext
GPT-5 Chat
Chat-optimized variant of GPT-5 for conversational use.
$1.25$10.00128K

Coding1 model

ModelInput / 1MOutput / 1MContext
GPT-5 Codex
Code-generation focused variant of GPT-5.
$1.50$12.00256K

Budget3 models

ModelInput / 1MOutput / 1MContext
GPT-4.1 Nano
Ultra-fast, ultra-cheap model for high-volume tasks.
$0.100$0.4001.0M
GPT-4o Mini
Fast, affordable small model for everyday tasks.
$0.150$0.600128K
GPT-5 Nano
Ultra-cheap GPT-5 variant for high-volume classification.
$0.050$0.300128K

Legacy1 model

ModelInput / 1MOutput / 1MContext
GPT-4.5 Preview
Earlier preview model. Superseded by GPT-4.1 and GPT-5.
$30.00$60.00128K

Image1 model

ModelInput / 1MOutput / 1MContext
DALL·E 3
Image generation model. Priced per image, not per token.
$0.040$0.040

Agentic1 model

ModelInput / 1MOutput / 1MContext
Computer Use Preview
Model specialized in GUI interaction and computer control.
$3.00$12.00128K

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