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ModelActive

GPT Chat Latest

OpenAI

GPT Chat Latest points to OpenAI's stable API alias `chat-latest` that always resolves to the latest Instant chat model used in ChatGPT. As OpenAI rolls out new Instant model updates...

Updated 31 min ago · first seen 11 Sept 2026

model_01M294WVYKV394DQJXX376RQ96

Context
400K tokens
T2 · 31 min ago
Released
5 May 2026
T2 · 31 min ago

Specification

Release date
5 May 2026

Source:OpenRouter public model & pricing listingT2observed 31 min agomedium

Context window
400K tokens

Source:OpenRouter public model & pricing listingT2observed 31 min agomedium

Max output
128K tokens

Source:OpenRouter public model & pricing listingT2observed 31 min agomedium

Modalities
image, text

Source:OpenRouter public model & pricing listingT2observed 31 min agomedium

Input modalities
image, text

Source:OpenRouter public model & pricing listingT2observed 31 min agomedium

Output modalities
text

Source:OpenRouter public model & pricing listingT2observed 31 min agomedium

Tokenizer
GPT

Source:OpenRouter public model & pricing listingT2observed 31 min agomedium

File input
Yes

Source:OpenRouter public model & pricing listingT2observed 31 min agomedium

Openrouter id
openai/gpt-chat-latest

Source:OpenRouter public model & pricing listingT2observed 31 min agomedium

Supported parameters
max_tokens, response_format, seed, structured_outputs, tool_choice, tools

Source:OpenRouter public model & pricing listingT2observed 31 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

14

Source tiers

T214

Freshest observation

31 min ago

Conflicts

None