O3

by OpenAI

O3 from OpenAI — text model on the Opper gateway.

Key info

Input
Output
Features
Context window
200K
Max output
100K
Input price
$2.00 /1M
Output price
$8.00 /1M
  • US residency available
  • Zero data retention via Enterprise
  • No training by default
  • GDPR DPA available

Benchmarks

Independent benchmark scores — composite indices for reasoning, coding, and math, plus individual eval scores where available.

Global rank#98 of 518 LLMs
TierStrong
Output speed124 tok/s
First token10.71s
Intelligence Index38.4
Coding Index38.4
Math Index88.3
MMLU-Pro
85%
GPQA Diamond
83%
Humanity's Last Exam
20%
LiveCodeBench
81%
SciCode
41%
AIME 2025
88%
IFBench
71%
Long-context reasoning
69%
Terminal-Bench Hard
37%
τ²-Bench Telecom
81%

Available routes

O3 runs on 1 route through the Opper gateway. Compare residency, ZDR, and training posture at a glance — full data-handling detail per route below.

ProviderRegionZero data retentionTrainingInputOutput
OpenAIUSEnterpriseNo$2.00$8.00

Training posture across routes: No training on prompts by default.

Data handling per route

Each route hosting O3 has its own privacy posture, residency, and GDPR terms. Postures are maintained by Opper with a last-verification timestamp.

OpenAI United States🇺🇸

Zero data retention is available via Opper Enterprise contract. No training on customer data. US; SCCs; DPA available.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
Abuse monitoring (30-day retention)
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
SCCs

Compare O3 with…

Side-by-side on privacy, EU hosting, pricing, and benchmarks.

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O3 by OpenAI — pricing, benchmarks | Opper AI