Models/OpenAI/o3 Pro

o3 Pro

Name: o3 Pro API access
Brand: OpenAI

OpenAI · Proprietary · Released Jun 10, 2025 · openai/o3-pro

Best $20.00 in / $80.00 out via OpenAI

Compare Estimate cost

200K contextVisionToolsReasoningStructured output

Available from 1 providerUSD / MTOK · PRICES 23 MINUTES AGO · SPEED 2 DAYS AGO

EST. MONTHLY COSTclick a row for detail · click headers to sort

PROVIDER	INPUT	OUTPUT	CACHE	CONTEXT	QUANT	TTFT	TPS	UPTIME
OpenAI1ST PARTY	$20.00	$80.00	—	200K	—	✕	✕	—

TTFT/TPS: median (P50) over trailing 504h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · ✕ = probed, endpoint returned no measurable stream · methodology v1.1 · measured 2 days ago

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Pricing variants · USD / MTok in / out

STANDARD

$20.00 / $80.00

per MTok in / out

WEB SEARCH $0.01 / search

About

The o-series of models are trained with reinforcement learning to think before they answer and perform complex reasoning. The o3-pro model uses more compute to think harder and provide consistently...

Specifications

Context window200,000

Max output100,000

Modalities intext, file, image

Modalities outtext

LicenseProprietary

ReleasedJun 10, 2025

Knowledge cutoff2024-06-30

TokenizerGPT

GPT-6.1 Sol Pro$2.00 / $10.00 GPT-6.1 Sol$2.00 / $10.00 GPT-6 Luna Pro$0.10 / $0.50 GPT-6 Luna$0.10 / $0.50

Embed badge

[![o3 Pro](https://modelindex.ai/badge/openai/o3-pro)](https://modelindex.ai/models/openai/o3-pro)

Sources

OpenRouter API23 minutes ago

AGGREGATOR

LiteLLM dataset23 minutes ago

AGGREGATOR

ModelIndex benchmarks2 days ago

MEASURED

Verified 23 minutes ago · list prices, not negotiated rates.