Skip to content
AI Atlas
ModelDeprecatedProprietary

gpt-5-pro

OpenAIdevelopers.openai.com/api/docs/models/gpt-5-pro

Version of GPT-5 that produces smarter and more precise responses

quality72

Updated 21 min ago · first seen 11 Sept 2026

model_01M293V77TKK470XYF6TYDRMAE

Context
400K tokens
T2 · 21 min ago
Released
6 Oct 2025
T2 · 21 min ago
Knowledge cutoff
Sept 2024
T2 · 21 min ago

Specification

Release date
6 Oct 2025

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Status
deprecated

Source:OpenAI Platform docsT1observed 39 min agohigh

Openness
proprietary

Source:OpenAI Platform docsT1observed 39 min agohigh

Context window
400K tokens

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Max output
128K tokens

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Knowledge cutoff
Sept 2024

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Modalities
image, text

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Input modalities
image, text

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Output modalities
text

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Tokenizer
GPT

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

API model id
gpt-5-pro

Source:OpenAI Platform docsT1observed 39 min agohigh

Deprecation date
11 Jun 2026

Source:OpenAI Platform docsT1observed 39 min agohigh

Retirement date
11 Dec 2026

Source:OpenAI Platform docsT1observed 39 min agohigh

Retirement tentative
No

Source:OpenAI Platform docsT1observed 39 min agohigh

Official page

Source:OpenAI Platform docsT1observed 39 min agohigh

File input
Yes

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Openrouter id
openai/gpt-5-pro

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Retired snapshots
gpt-5-pro-2025-10-06

Source:OpenAI Platform docsT1observed 39 min agohigh

Supported parameters
include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, structured_outputs, tool_choice, tools

Source:OpenRouter public model & pricing listingT2observed 21 min agomedium

Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →

Provenance

Attributed facts

24

Source tiers

T1T29 / 15

Freshest observation

21 min ago

Conflicts

None