Skip to content
AI Atlas
ModelDeprecatedProprietary

gpt-5

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

Previous intelligent reasoning model for coding and agentic tasks with configurable reasoning effort

quality72

Updated 16 min ago · first seen 11 Sept 2026

model_01M293V77NAX5ZSXWEPM0BXR7Q

Context
400K tokens
T2 · 16 min ago
Released
7 Aug 2025
T2 · 16 min ago
Knowledge cutoff
Sept 2024
T2 · 16 min ago

Specification

Release date
7 Aug 2025

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Status
deprecated

Source:OpenAI Platform docsT1observed 34 min agohigh

Openness
proprietary

Source:OpenAI Platform docsT1observed 35 min agohigh

Context window
400K tokens

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Max output
128K tokens

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Knowledge cutoff
Sept 2024

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Modalities
image, text

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Input modalities
image, text

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Output modalities
text

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Tokenizer
GPT

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

API model id
gpt-5

Source:OpenAI Platform docsT1observed 35 min agohigh

Deprecation date
11 Jun 2026

Source:OpenAI Platform docsT1observed 34 min agohigh

Retirement date
11 Dec 2026

Source:OpenAI Platform docsT1observed 34 min agohigh

Retirement tentative
No

Source:OpenAI Platform docsT1observed 34 min agohigh

Official page

Source:OpenAI Platform docsT1observed 35 min agohigh

File input
Yes

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Openrouter id
openai/gpt-5

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Retired snapshots
gpt-5-2025-08-07

Source:OpenAI Platform docsT1observed 34 min agohigh

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

Source:OpenRouter public model & pricing listingT2observed 16 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

16 min ago

Conflicts

None