Provision record
OpenAI · OpenAI GPT-5 System Card · View original document ↗

API Direct Access Limited to Thinking Model Variants

Medium severity High confidence Explicit document language Common · 109 of 352 platforms

Key Facts

What are the thinking model variants OpenAI provides API access to?
OpenAI provides API access limited to three thinking model variants: the thinking model, its mini version, and a nano version (gpt-5-thinking-nano), intended for developers.
Stay ahead of the changes
Track OpenAI and get the diff the day its terms change.
Share 𝕏 Share in Share 🔒 PDF

This analysis describes what OpenAI's agreement states, permits, or reserves. It does not constitute a legal determination about enforceability. Regulatory applicability and practical outcomes may vary by jurisdiction, enforcement context, and individual circumstances. Read our methodology

ConductAtlas Analysis

Why it matters (compliance & governance perspective)

The claim defines the precise boundary of what model variants are accessible through the API, which determines what developers can build against.

Consumer impact (what this means for users)

Developers using the API can access only these three specified thinking model variants and no others under this provision.

How other platforms handle this

DeepL Medium

DeepL API Growth and DeepL API Developer are designed to process at least 600 characters per minute and per Customer; exceeding use may be limited, and Customers may encounter a 429 "Too Many Requests" error message.

Vercel Medium

The API terms apply to your access or use of the Services through APIs.

Discord Medium

We also require that certain popular apps apply for access to certain data.

See all platforms with this clause type →
▸ View Original Clause Language DOCUMENT RECORD
"
In the API, we provide direct access to the thinking model, its mini version, and an even smaller and faster nano version of the thinking model, made for developers (gpt-5-thinking-nano).

Excerpt from OpenAI's GPT-5 System Card

Applicable regulations

CFAA
United States Federal

Provision details

Document information
Document
OpenAI GPT-5 System Card
Entity
OpenAI
Document last updated
July 6, 2026
Tracking information
First tracked
July 6, 2026
Last verified
July 9, 2026
Record ID
CA-P-066856
Document ID
CA-D-00923
Evidence Provenance
Source URL
Wayback Machine
Content hash (SHA-256)
69b6f6c6c1b9cd51d6a1ea03282a0aad54853f436ff7d52476917723688de5ab
Analysis generated
July 6, 2026 22:05 UTC
Methodology
Evidence
✓ Snapshot stored   ✓ Hash verified
Citation Record
Entity: OpenAI
Document: OpenAI GPT-5 System Card
Record ID: CA-P-066856
Captured: 2026-07-06 22:05:59 UTC
SHA-256: 69b6f6c6c1b9cd51…
URL: https://conductatlas.com/platform/openai/openai-gpt-5-system-card/provision/CA-P-066856/api-direct-access-limited-to-thinking-model-variants/
Accessed: Aug. 18, 2026
Permanent archival reference. Stable identifier suitable for legal filings, compliance documentation, and research citation.
Classification
Severity
Medium
Categories

Other risks in this policy

Get the research letter

Companies change their terms quietly. We read every version and catch what actually changed. One email a week on the changes that matter and what they mean.

Frequently Asked Questions

What does OpenAI's API Direct Access Limited to Thinking Model Variants clause do?

The claim defines the precise boundary of what model variants are accessible through the API, which determines what developers can build against.

How does this clause affect you?

Developers using the API can access only these three specified thinking model variants and no others under this provision.

How many platforms have this type of clause?

ConductAtlas has identified this type of provision across 109 platforms. See the full comparison.

Is ConductAtlas affiliated with OpenAI?

No. ConductAtlas is an independent monitoring service. We are not affiliated with, endorsed by, or sponsored by OpenAI.