Openai Responses Api Vs Chat Completions Api. completions. OpenAI released a bunch of new API platform feat
completions. OpenAI released a bunch of new API platform features this morning under the headline "New tools for building agents" (their somewhat mushy interpretation of "agents" here is "systems that independently accomplish tasks on behalf of users"). Complete reference documentation for the OpenAI API, including examples and code snippets for our endpoints in Python, cURL, and Node. This is a common use case with our customers, 2 days ago · This document provides a comprehensive overview of which OpenAI API endpoints are supported by openai-responses, their feature completeness, and how they are implemented in the codebase. For informa Usa stop per interrompere la generazione quando il modello raggiunge un delimitatore o il confine di un elenco numerato. Управление длиной ответов моделей OpenAI Узнайте, как задавать ограничения вывода для моделей OpenAI с помощью настроек токенов, чётких промптов, примеров и стоп-последовательностей. Sep 18, 2025 · If you’ve ever used OpenAI’s API, you might have noticed two similar-looking endpoints: client. added, response. 概述比较 # Responses API Limitations and use of OpenAI Assistants Although they are powerful, assistants don't make the chat completion API obsolete. This makes them not suited to work with user-specific data. This article features detailed descriptions and best practices on the quotas and limits for Azure OpenAI. before string Optional Responses API & built-in tools AgentKit builds on top of OpenAI’s Responses API, which unifies Chat Completions with built-in tool use (e. This server implements the OpenAI API interface, allowing you to use it as a drop-in replacement for OpenAI's services in your applications. Learn more in the text generation, vision, and audio guides. We would like to show you a description here but the site won’t allow us. As model capabilities evolve, the Responses API is a flexible foundation for building action-oriented applications, with built-in tools: Jun 29, 2025 · Recently, I upgraded the chat assistant on this site to use OpenAI's latest v1/responses API, moving away from the more traditional v1/chat/completions endpoint. It covers decorator usage, assertion strategies, statef Oct 5, 2023 · Importing the SDK and authenticating with OpenAI We start by importing the OpenAI SDK at the top of our JavaScript file and authenticate with our API key, which we have stored as an environment variable. Dec 11, 2025 · GPT-5. 2 days ago · This page documents common testing patterns, examples, and best practices for using the openai-responses library effectively in your test suite. Learn about tools, state management, and streaming. At first glance, they might seem interchangeable Sep 1, 2025 · I’m seeing different outputs from chat. getenv("OPENAI_API_KEY")) def get_chat_completion(messages, model='gpt-4-turbo'): response = client. Try popular services with a free Azure account, and pay as you go with no upfront costs. content_part. The Responses API and Chat Completions API are two different ways to interact with OpenAI's models. chat. GitHub Copilot has entrenched itself as the ultimate "in-editor" wingman, evolving into an agentic power user that knows your repository inside out. output_text. Learn how to embed chatbots using direct APIs vs. With under 10 lines of code, you can connect to OpenAI, Anthropic, Google, and more. In this example, the app sends a prompt to the OpenAI Chat Completions API and retrieves the raw JSON response asynchronously. ChatGPT, conversely, has exploded 4 days ago · The Hidden Truth About OpenAI API Key Inconsistencies: How BI Developers Can Turn Errors Into Enterprise Insights (Complete Debugging Guide) - The Unseen Analytics Opportunity in API Errors Last Thursday at 2:47 AM, I stared at yet another ‘invalid_encrypte Apr 19, 2024 · We’ll define a simple utility to wrap calls to the OpenAI API. Compare Chat Completions with Responses. Why the Responses API? Nov 24, 2023 · Now, in the LLM game, Azure and OpenAI have joined forces to bring us two impactful APIs: the OpenAI Completion API and the OpenAI Chat Completion API. Chat Completions Compare the Responses API and Chat Completions API. Pipedream's integration platform allows you to integrate Fluxguard and OpenAI (ChatGPT) remarkably fast. Jan 20, 2024 · Assistants API offers advanced features like conversation threading, code execution, and data retrieval, ideal for complex AI applications. Not supported Endpoints Chat Completions v1/chat/completions Responses v1/responses Realtime Completions Legacy Given a prompt, the model will return one or more predicted completions along with the probabilities of alternative tokens at each position. Setup the Auth0 (Management API) API trigger to run a workflow which integrates with the OpenAI (ChatGPT) API. 5 days ago · See performance metrics across providers for OpenAI: GPT-5. Chat Completions. 1, and GPT-4o-mini with features including streaming responses, JSON mode, and function calling. Run GLM-4. Our internal evals reveal a 3% improvement in SWE-bench with same prompt and setup. GPT-5. TL;DR Azure OpenAI Service pricing information. Currently, the only supported modification is to update the metadata field. import OpenAI from "openai"; const openai = new OpenAI({ apiKey: process. It can understand text and images and leverage its broad world knowledge to generate images with better instruction following and contextual awareness. no-code platforms, with step-by-step implementation guides and pricing comparisons. 2 Codex ให้กับนักพัฒนาผ่าน Responses API อย่างเงียบเชียบ ซึ่งเป็นการพัฒนาที่ Dec 11, 2025 · GPT-5. I would expect both calls to return the same JSON classification, but create() returns the correct answer (“booking_request_intent”: true) while parse() returns (wrong) different intents: (‘needs_clarification’: True Chat With Responses API with OpenAI (ChatGPT) API on New Event Stream Event (Instant) from Auth0 (Management API) API. Aug 5, 2025 · We’ll cover the use of OpenAI gpt-oss-20b or OpenAI gpt-oss-120b with the high-level pipeline abstraction, low-level `generate` calls, and serving models locally with `transformers serve`, with in a way compatible with the Responses API. But with Chat Completions, the Assistants API, and the Responses API all available, it Responses vs. Jan 12, 2026 · Chat Completions API vs Responses API Chat Completions API The Chat Completions API (client. Mar 11, 2025 · OpenAI API: Responses vs. Consider the following factors when making your decision: May 8, 2025 · The OpenAI platform has rapidly evolved in recent months, with new models, tools, and API endpoints reshaping how developers integrate language models into their applications. OPENAI_API_KEY, dangerouslyAllowBrowser: true, }); Mar 11, 2025 · File search was previously available on the Assistants API. g. For informa 5 days ago · OpenAI เปิดให้开发者เข้าถึง GPT-5. after is an object ID that defines your place in the list. In this cookbook, we will illustrate this capability with a few examples. Based on your feedback from the Assistants API beta, we’ve built the Responses API — a faster, more flexible, and easier way to create agentic experiences that combines the simplicity of Chat Completions with the tool use and state management of the Assistants API. Jun 10, 2024 · Explore the distinctive capabilities of OpenAI’s Chat Completions and Assistants API through this detailed comparison, designed to help you identify the perfect tool for your application needs. We recommend you use LangChain if you want to quickly build agents and autonomous Oct 3, 2025 · Chat Completions API (/v1/chat/completions) – 使用 messages 数组 Responses API (/v1/responses) – 使用 input + instructions 分离式参数 当你的请求格式与目标 API 端点不匹配时，就会触发 field messages is required 或类似错误。 GPT-5 系列模型（包括 gpt-5-nano）默认推荐使用 Responses API。 Jun 28, 2023 · This notebook takes you through examples of using a cross-encoder to re-rank search results. Only Chat Completions that have been created with the store parameter set to true can be modified. If you’re evaluating whether to use Chat Completions, Responses, or the now-beta Assistants API, you’re not alone. 7 without hardware pain: compare local, Novita GPU Cloud, and Novita API paths for reasoning, coding, and long-context workloads. In contrast, Chat Completion Models are lightweight and efficient, ideal for simple AI applications. 2-Codex support function calling and structured outputs? Oct 3, 2025 · Chat Completions API (/v1/chat/completions) – 使用 messages 数组 Responses API (/v1/responses) – 使用 input + instructions 分离式参数 当你的请求格式与目标 API 端点不匹配时，就会触发 field messages is required 或类似错误。 GPT-5 系列模型（包括 gpt-5-nano）默认推荐使用 Responses API。 Jun 28, 2023 · This notebook takes you through examples of using a cross-encoder to re-rank search results. Does the Responses API still internally process the Jul 29, 2025 · The Responses API is our newest core API and an agentic API primitive, combining the simplicity of Chat Completions with the ability to do more agentic tasks. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks. And what’s really misleading is that when you look at the documentation for the Chat Completion API, you get a link to a page that describes how the Response API works… damn you OpenAI Feb 11, 2025 · In this article, you will learn the key differences between chat completion (like those provided via the Chat Completions endpoint) and OpenAI's Assistants API. If you could share much more detail about what your project entails we could help better. Our latest image generation model, gpt-image-1, is a natively multimodal large language model. It supports models like GPT-4o, GPT-4. 简介 # 在 OpenAI 的生态系统中，开发者可以通过两种主要 API 与模型进行交互：Responses API 和 Chat Completions API，本教程将深入探讨这两者之间的区别、适用场景以及如何选择最适合您项目需求的 API。 2. Setup the CloudCart API trigger to run a workflow which integrates with the OpenAI (ChatGPT) API. Jun 18, 2025 · By fine-tuning on explicit pairs of preferred vs non‑preferred completions, DPO aligns model outputs to these nuanced preferences. 2-Codex เป็นเวอร์ชันที่อัปเกรดของ GPT-5. Creates a model response for the given chat conversation. 2-Codex - GPT-5. Claude Opus 4. Chat Completions: n restituisce più completamenti in un’unica chiamata. But in practice, I’m seeing almost the same number of input tokens on both sides. Mar 11, 2025 · We’re making improvements to how you build assistants and use tools with the OpenAI API. ) but receiving standard Chat Completions SSE format: Integrating the OpenAI API into a Node. The Responses API is particularly suited for reasoning models like GPT-5. env. With one call, a model can plan, call tools, aggregate results, and return final output. Apr 8, 2023 · The choice between GPT Completions and Chat Completions largely depends on the nature of your use case. Most developer should use our Chat Completions API to leverage our best and newest models. If you want Codex in your code editor (VS Code, Cursor, Windsurf), install in your IDE. Aug 6, 2024 · Structured Outputs is a new capability in the Chat Completions API and Assistants API that guarantees the model will always generate responses that adhere to your supplied JSON Schema. Controlling the length of OpenAI model responses Learn how to set output limits for OpenAI models using token settings, clear prompts, examples, and stop sequences. Pipedream's integration platform allows you to integrate CloudCart and OpenAI (ChatGPT) remarkably fast. Mar 12, 2025 · Responses API 「Responses API」は、Agentを構築するための新しいAPIです。 「Chat Completions」のシンプルさと、「Assistants API」のツール機能を組み合わせています。 Agentアプリケーションを構築する開発者にとって、より柔軟な基盤を提供します。 Dec 1, 2025 · As a developer who's spent 10,000+ hours in VS Code forks, I thought I'd seen it all - until Cursor IDE's missing API verify button sent me down a six-month 2 days ago · Discover the best AI coding assistants recommended by Reddit developers in 2026. create. While they share DNA—both heavily reliant on OpenAI’s foundational models—their paths have diverged significantly. delta, etc. content 19 hours ago · Use OpenAI’s Responses API with model: “gpt-5. message. The discussion also covers the backward compatibility of the responses API with chat completions, the introduction of the agent SDK, and the differences in coding between the two APIs. Aug 7, 2025 · gpt-5 gpt-5-mini gpt-5-nano Responses API Chat Completions API Note: We recommend to use Responses API with GPT-5 series of model to get the most performance out of the models. Jun 22, 2025 · I’m comparing the Completions API with the new Responses API. create()) is the standard interface for conversational AI and general text generation tasks. create( model=model, messages=messages, temperature=0, ) return response. Oct 27, 2025 · While integrating OpenAI’s new Responses API into this layer, I realized that its streaming model represents a significant shift from the older Chat Completions API. Responses API: n non è supportato; esegui più chiamate se ti serve più di un output. Make sure you’ve set OPENAI_API_KEY as an environment 19 hours ago · For new projects, OpenAI suggests using the Responses API instead of the older Chat Completions API. 5 days ago · OpenAI เปิดให้开发者เข้าถึง GPT-5. Jan 26, 2024 · Assistants overview - OpenAI API Text generation - OpenAI API Here’s some of the API documentation I recommend reading. choices[0]. It keeps everything you already know from chat. 2 is our newest flagship model for enterprise and agentic workloads, designed to deliver higher accuracy, stronger instruction followi 4 days ago · The Hidden Truth About OpenAI API Key Inconsistencies: How BI Developers Can Turn Errors Into Enterprise Insights (Complete Debugging Guide) - The Unseen Analytics Opportunity in API Errors Last Thursday at 2:47 AM, I stared at yet another ‘invalid_encrypte 19 hours ago · Use OpenAI’s Responses API with model: “gpt-5. 1-Codex optimized for software engineering and coding workflows. Starting a new project? We recommend trying Responses to take advantage of the latest OpenAI platform features. Not supported Endpoints Chat Completions v1/chat/completions Responses v1/responses Realtime Mar 11, 2025 · The Responses API is a new way to interact with OpenAI models, designed to be simpler and more flexible than previous APIs. Add function calling/tools for actions like ticketing or lookups to turn your chatbot into an agent. . It makes it easy Completions Legacy Given a prompt, the model will return one or more predicted completions along with the probabilities of alternative tokens at each position. Agentic by default: The Responses API is an agentic loop, allowing the model to call multiple Nov 28, 2025 · However, OpenAI recommends Responses API for new projects because future innovation — like advanced reasoning and multimodal features — will land there first. The model supports building projects from scratch, feature development, debugging, large-scale Codex CLI is a coding agent from OpenAI that runs locally on your computer. It covers the request/response wire format, streaming event structures, and trans 19 hours ago · The error shows the SDK expecting OpenAI's Responses API format (response. A particularly significant change is the introduction of a new Responses API, which is a slightly different May 31, 2025 · Compare OpenAI's Response API and Chat Completions API to decide which fits your next AI build. The Responses API contains several benefits over Chat Completions: Better performance: Using reasoning models, like GPT-5, with Responses will result in better model intelligence when compared to Chat Completions. , web search, file search, computer use). client = OpenAI(api_key=os. Based on r/programming, r/ChatGPT, r/learnprogramming testing. LangChain provides a pre-built agent architecture and model integrations to help you get started quickly and seamlessly incorporate LLMs into your agents and applications. create for the exact same prompt, model, and temperature in Azure OpenAI Python SDK. Setup the Fluxguard API trigger to run a workflow which integrates with the OpenAI (ChatGPT) API. Jul 29, 2025 · The Responses API is our newest core API and an agentic API primitive, combining the simplicity of Chat Completions with the ability to do more agentic tasks. May 16, 2025 · Introducing Codex: a cloud-based software engineering agent that can work on many tasks in parallel, powered by codex-1. The below table gives examples of pairwise preference data for a fictional AI assistant that represents an organization, where preferred responses are clear, professional, and aligned with brand standards. 2 is our newest flagship model for enterprise and agentic workloads, designed to deliver higher accuracy, stronger instruction followi 3 days ago · The rivalry between GitHub Copilot and ChatGPT has matured into a sophisticated duality. 2-Codex is an upgraded version of GPT-5. A cursor for use in pagination. Chat Completions API is not supported. With Completions, I send the full conversation history in each request. For instance, if you make a list request and receive 100 objects, ending with obj_foo, your subsequent call can include after=obj_foo in order to fetch the next page of the list. create and client. One limitation of Assistants is that you can only attach a maximum of 20 files to them (with a maximum size of 512MB per file). OPENAI_API_KEY, dangerouslyAllowBrowser: true, }); 6 days ago · This document describes the OpenAI Chat Completions API protocol implementation in the `siumai-protocol-openai` crate. The Responses API is OpenAI’s next-gen interface for building agent-style applications. The chat completion list object An object representing a list of Chat Completions. It supports: Chat completions (both streaming and non-streaming) Multimodal interactions (text, images, and audio) Advanced image generation and editing with Flux-series models Embeddings generation Chat With Responses API with OpenAI (ChatGPT) API on New Webhook Event (Instant) from Fluxguard API. OpenAI Chat Completions vs Responses API A brief write-up about Chat Completions vs Responses API. Mar 11, 2025 · Simpler and more capable, OpenAI’s new Responses API is shaping the future of AI for developers and consumers alike. Pipedream's integration platform allows you to integrate Auth0 (Management API) and OpenAI (ChatGPT) remarkably fast. 2 Codex ผ่าน Responses API OpenAI ได้เปิดตัวโมเดลสร้างโค้ดรุ่นล่าสุด GPT-5. js application becomes production-ready when combined with a frontend interface, the latest Responses API, proper architecture, and essential features like rate limiting, logging, and monitoring. Generate or edit images You can generate or edit images using the Image API or the Responses API. 2-Codex is optimized for agentic coding tasks in Codex environments, which require the Responses API for multi-turn reasoning, tool orchestration, and long-horizon task execution. create() and layers on: Generate or edit images You can generate or edit images using the Image API or the Responses API. Does GPT-5. 2 ที่ได้รับการปรับให้ Chat using Web Search with OpenAI (ChatGPT) API on New Order Created (Instant) from CloudCart API. It’s now available on the new Responses API, an API that can be stateful or stateless, and with from new features like metadata filtering Creating Vector Store with our PDFs !pip install PyPDF2 pandas tqdm openai -q Integrating the OpenAI API into a Node. 1. As model capabilities evolve, the Responses API is a flexible foundation for building action-oriented applications, with built-in tools: Starting a new project? We recommend trying Responses to take advantage of the latest OpenAI platform features. responses. js. parse and chat. With Codex, developers can simultaneously deploy multiple agents to independently handle coding tasks such as writing features, answering questions about your codebase, fixing bugs, and proposing pull requests for review. To start, the Responses API will Mar 14, 2025 · Of course, with the newer OpenAI Response API, the answer coming back is not just a “completion” wrt statistical completion, but it could be the result of a collection of completions, function calls, etc. It supports: Chat completions (both streaming and non-streaming) Multimodal interactions (text, images, and audio) Advanced image generation and editing with Flux-series models Embeddings generation 4 days ago · Compare the best AI chatbot APIs for website integration in 2026. This guide explains the key differences between the two APIs. Free for developers. May 7, 2023 · 41 /completions endpoint provides the completion for a single prompt and takes a single string as an input, whereas the /chat/completions provides the responses for a given dialog and requires the input in a specific format corresponding to the message history. With Responses, I only reference the previous message using previous_response_id, so I expected lower input token usage. In this guide we’ll run through various optimised ways to run the gpt-oss models via Transformers. 2 Codex ให้กับนักพัฒนาผ่าน Responses API อย่างเงียบเชียบ ซึ่งเป็นการพัฒนาที่ Chat Completions: n mengembalikan beberapa completion dalam satu panggilan. 5 vs GitHub Copilot vs Cursor comparison. Prerequisites Let’s begin with updating your OpenAI SDK that supports the new params and tools for GPT-5. 2”, save the returned response ID, and pass it as previous_response_id on the next turn. Responses API: n tidak didukung; lakukan beberapa panggilan jika Anda membutuhkan lebih dari satu output. Sep 12, 2025 · The OpenAI ecosystem has grown rapidly, giving developers multiple ways to integrate AI into their products.