chat-latest

chat-latest

Latest Instant model used in ChatGPT
2026-05-06
LLM
Model capability: imageModel capability: function_call
Input:
$5/1M tokens
Output:
$30/1M tokens
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API Overview

Chat-Latest is the core interface benchmark provided by OpenAI for developers, designed to seamlessly integrate OpenAI’s cutting-edge model capabilities—such as the GPT-5.5 series—into a wide range of applications. As a standardized bridge for AI development, Chat-Latest is no longer just a simple dialogue-response terminal; it has evolved into a dynamic interface that can instantly access the latest advancements in OpenAI’s model layer. Developers can enable their applications to instantly harness top-tier capabilities, including processing complex instructions, autonomously executing agentic workflows, and engaging in multimodal interactions.

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Core Capabilities

Dynamic Mapping of Intelligent Models: The core logic of Chat-Latest lies in its automatic mapping mechanism. When OpenAI releases new models—such as GPT-5.5—that possess autonomous planning and engineering execution capabilities, developers can seamlessly invoke the latest models through this interface without modifying their code logic, thus maintaining a first-mover advantage amid the rapid diversification and competition in AI technology.

Standardized Multimodal Interaction: This interface perfectly supports OpenAI’s multimodal instruction specifications, enabling developers to easily implement coordinated calls across text, vision, and engineering tasks. Whether the underlying model is a reasoning engine focused on complex logical inference or an agent system with autonomous execution capabilities, Chat-Latest provides a unified response-processing pipeline, greatly simplifying the integration work for developers.

Agile Agent Task Closed Loop: This interface not only delivers responses but also serves as the neural hub of agent workflows. It supports efficiently distributing sequences of instructions for autonomous task execution to the underlying models, and with the computational power support from specialized coding tools like Codex, developers can swiftly build automated intelligent systems—from task requirements to closed-loop execution.




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API Analytics

API Reference (5)

API DescriptionAPI EndpointRequest MethodStabilityParameter Description
Chat(Talk)
POST
Stable
View Details
Chat (Image Analysis)
POST
Stable
View Details
Chat (Structured Output)
POST
Stable
View Details
Chat (function call)
POST
Stable
View Details
Responses
POST
Stable
View Details

API Pricing

$
ModelDescriptionContextOfficial Price302.AI Price

chat-latest

-
400000

Input$5 / 1M tokens
Output$30 / 1M tokens

Input$5/ 1M tokens
Output$30/ 1M tokens
Original Price