OpenAI Developer Community

Topic	Replies	Views	Activity
GPT-5.1-Codex-Max is now available in the API Announcements We recently released GPT-5.1-Codex-Max, our most intelligent coding model, in Codex. Today, it’s available in the API and many of your favorite coding tools. GPT‑5.1-Codex-Max is purpose-built for agentic coding and is …	3	382	December 5, 2025
Read this before posting a new question API Welcome to the OpenAI Developer Community, a forum for developers to meet and chat with other developers while building with OpenAI’s APIs and developer platform. This is not a place for ChatGPT discussion (with the exc…	10	147633	January 29, 2025
Welcome to community.openai.com! Announcements	1	39491	August 25, 2023
Vectorstores.list with second project returns 404 Bugs projects , vector-store	12	131	December 5, 2025
Serious Vector Store bug! Bugs vector-store	4	160	December 5, 2025
An unexpected error occurred: Vector store not found API vector-store	11	262	December 5, 2025
Agent builder MCP calls will cache invalid endpoints even though they may be valid later preventing you from using them Bugs	0	3	December 5, 2025
CLI or web for agentic search API api , web-search , agents-sdk	0	3	December 5, 2025
_meta field now missing from tools/call POST request from openai ChatGPT Apps SDK	3	71	December 5, 2025
Chatgpt apps SDK: is it possible to embed google ads? ChatGPT Apps SDK	0	6	December 5, 2025
Tool for creativity and genious Open Models	0	7	December 5, 2025
Response Logs Not Rendering in Log List View Bugs platform , logs	13	89	December 5, 2025
Is "Background" stable for heavy usage? API api , assistants-api , background-mode	2	39	December 5, 2025
Show us what you’re building with the ChatGPT Apps SDK 🚀 ChatGPT Apps SDK	31	1394	December 5, 2025
Realtime API pricing questions: text input and audio tokens API realtime	4	94	December 5, 2025
Transcribe with diarization feel slow API transcribe	0	7	December 5, 2025
I’ve built an MVP for a product matching system using AI Community project , api	4	293	December 5, 2025
Does setting "reasoning.effort": "minimal" suppress reasoning summaries? API gpt-5 , reasoning	2	584	December 5, 2025
Best Way to Optimize Prompts for Lower Token Usage Codex CLI	0	18	December 5, 2025
🚀 Tomorrow: Vibe Engineering with OpenAI’s Codex (Dec 3) Community codex	7	349	December 5, 2025
Chat Completions vs Responses and pdf file (new PDF file vision upload modality added to CC) API chat-completion , playground , gpt-4-vision	8	2843	December 5, 2025
Tools Not Working After First Turn When Using previous_response_id API responses-api	1	17	December 5, 2025
API Platform Billing - time horizon API api	1	15	December 5, 2025
Get most recent thread/interaction in ChatKit API chatkit	0	8	December 5, 2025
Apps SDK Confirm action button disappeared / stopped showing ChatGPT Apps SDK bug	27	487	December 5, 2025
How differentiate preamble from final response during streaming? API streaming , gpt-5 , agents-sdk	12	847	December 5, 2025
OpenAI "Priority" Tier SLA – No Way to Measure Latency? API api , api-billing	4	664	December 5, 2025
Access to Service Health through API API	0	10	December 5, 2025
Can a custom GPT currently create full Notion databases (calendar, table, kanban, etc) via API or GPT UI integration? [2025] GPT builders api	2	336	December 5, 2025
Unable to save Assistant after uploading a file to Code Interpreter Bugs code-interpreter , assistants-api , file-uploads , platform	4	45	December 5, 2025

GPT-5.1-Codex-Max is now available in the API

We recently released GPT-5.1-Codex-Max, our most intelligent coding model, in Codex. Today, it’s available in the API and many of your favorite coding tools. GPT‑5.1-Codex-Max is purpose-built for agentic coding and is …

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382

December 5, 2025

Read this before posting a new question

API

Welcome to the OpenAI Developer Community, a forum for developers to meet and chat with other developers while building with OpenAI’s APIs and developer platform. This is not a place for ChatGPT discussion (with the exc…