ChatGPT
OpenAI's ChatGPT API for conversational AI and language model interactions.
ChatGPT publishes 2 APIs on the APIs.io network, including OpenAI Responses API, and 1 more. Tagged areas include Agents, AI, ChatGPT, Embeddings, and Fine-Tuning.
The ChatGPT catalog on APIs.io includes 3 JSON-LD contexts and 2 Spectral governance rulesets.
ChatGPT’s developer surface includes changelog, CLI, authentication, developer portal, documentation, getting-started guide, pricing, and 42 more developer resources.
Kin Score
APIs 2
Individual APIs this provider publishes, each with its own machine-readable definition.
ChatGPT API
API for accessing OpenAI's ChatGPT language models for chat completions and conversations.
OpenAI Responses API
The Responses API is OpenAI's recommended API primitive for new projects, an evolution of Chat Completions with built-in tools like web search, file search, code interpreter, an...
Postman Collections 2
Ready-to-run Postman collections for exercising this provider's APIs.
ChatGPT Chat Completions API
POSTMANChatGPT Responses API
POSTMANOpen Collections 2
Open, tool-agnostic API collections (OpenAPI-derived and Bruno).
ChatGPT Chat Completions API
OPEN COLLECTIONChatGPT Responses API
OPEN COLLECTIONArazzo Workflows 8
Multi-step API workflows described with the Arazzo specification.
ChatGPT Chat Completion With Tool Calling
Run a chat completion offering a function tool and resolve the tool call.
ARAZZOChatGPT Create and Poll a Response
Create a stored response and poll it until generation completes.
ARAZZOChatGPT Describe an Image Input
Send an image URL to the Responses API and retrieve a text description.
ARAZZOChatGPT Moderation Gate Before Generation
Classify input safety with a chat completion, then generate only if it is safe.
ARAZZOChatGPT Multi-Turn Conversation
Start a conversation and continue it by chaining previous_response_id.
ARAZZOChatGPT Response Lifecycle With Cleanup
Create a stored response, read its output, then delete it.
ARAZZOChatGPT Structured JSON Output Response
Generate a response constrained to a caller-supplied JSON schema.
ARAZZOChatGPT Web Search Grounded Answer
Answer a question with the built-in web search tool and return citations.
ARAZZOScroll for all 8
MCP Servers 1
Model Context Protocol servers that expose these APIs to AI agents.
chatgpt-mcp.yml
MCP SERVERPricing Plans 1
Published pricing tiers and plan structures.
Rate Limits 1
Documented rate limits and quota policies.
Chatgpt Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Chatgpt Finops
FINOPSFeatures 10
Notable capabilities this provider offers.
Chat Completions
Generate conversational responses using GPT models with support for text, function calling, structured outputs, vision inputs, and streaming.
Responses API
Next-generation API with built-in tools for web search, file search, computer use, and code interpreter supporting agentic workflows.
Embeddings
Generate vector representations of text for search, clustering, classification, and recommendation use cases.
Image Generation
Create and edit images from text prompts using DALL-E and GPT Image models.
Audio and Speech
Text-to-speech generation, speech transcription, and translation using Whisper and other audio models.
Content Moderation
Classify text and images to detect potentially harmful content across safety categories.
Fine-Tuning
Customize OpenAI models on your own training data for domain-specific performance improvements.
Batch Processing
Send asynchronous groups of requests at lower cost with higher rate limits.
Realtime Communication
Ultra-low latency multimodal communication over WebRTC, WebSocket, and SIP.
Vector Stores
Manage collections of processed files for retrieval-augmented generation with the file search tool.
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Semantic Vocabularies 3
JSON-LD contexts and semantic vocabularies used across these APIs.
Spectral Rules 2
Spectral governance rulesets for linting and validating these APIs.
ChatGPT API Rules
SPECTRALChatGPT API Rules
SPECTRALJSON Schema 53
Standalone JSON Schema definitions for this provider's data models.
Annotation
JSON SCHEMAChatGPT Chat Completion
JSON SCHEMAChatCompletionAssistantMessage
JSON SCHEMAChatCompletionChoice
JSON SCHEMAChatCompletionContentPart
JSON SCHEMAChatCompletionMessage
JSON SCHEMAChatCompletionNamedToolChoice
JSON SCHEMAChatCompletionToolCall
JSON SCHEMAChatCompletionTool
JSON SCHEMACompletionUsage
JSON SCHEMACreateChatCompletionRequest
JSON SCHEMACreateChatCompletionResponse
JSON SCHEMAErrorResponse
JSON SCHEMAFunctionDefinition
JSON SCHEMAResponseFormat
JSON SCHEMATokenLogprob
JSON SCHEMAChatCompletionAssistantMessage
JSON SCHEMAChatCompletionChoice
JSON SCHEMAChatCompletionContentPart
JSON SCHEMAChatCompletionMessage
JSON SCHEMAChatCompletionNamedToolChoice
JSON SCHEMAChatCompletionTool
JSON SCHEMAChatCompletionToolCall
JSON SCHEMACompletionUsage
JSON SCHEMACreateChatCompletionRequest
JSON SCHEMACreateChatCompletionResponse
JSON SCHEMACreateResponseRequest
JSON SCHEMAErrorResponse
JSON SCHEMAFunctionDefinition
JSON SCHEMAChatGPT Response
JSON SCHEMAResponseFormat
JSON SCHEMAResponseInputContentPart
JSON SCHEMAResponseInputItem
JSON SCHEMAResponseInputItemList
JSON SCHEMAResponseObject
JSON SCHEMAResponseOutputContentPart
JSON SCHEMAResponseOutputItem
JSON SCHEMAAnnotation
JSON SCHEMACreateResponseRequest
JSON SCHEMAErrorResponse
JSON SCHEMAResponseInputContentPart
JSON SCHEMAResponseInputItemList
JSON SCHEMAResponseInputItem
JSON SCHEMAResponseObject
JSON SCHEMAResponseOutputContentPart
JSON SCHEMAResponseOutputItem
JSON SCHEMAResponseToolChoice
JSON SCHEMAResponseTool
JSON SCHEMAResponseUsage
JSON SCHEMAResponseTool
JSON SCHEMAResponseToolChoice
JSON SCHEMAResponseUsage
JSON SCHEMATokenLogprob
JSON SCHEMAScroll for all 53
JSON Structure 27
JSON Structure definitions describing this provider's data shapes.
Chatgpt Chat Completions Chat Completion Tool Structure
JSON STRUCTUREChatgpt Chat Completions Completion Usage Structure
JSON STRUCTUREChatgpt Chat Completions Error Response Structure
JSON STRUCTUREChatgpt Chat Completions Function Definition Structure
JSON STRUCTUREChatgpt Chat Completions Response Format Structure
JSON STRUCTUREChatgpt Chat Completions Token Logprob Structure
JSON STRUCTUREChatgpt Responses Annotation Structure
JSON STRUCTUREChatgpt Responses Create Response Request Structure
JSON STRUCTUREChatgpt Responses Error Response Structure
JSON STRUCTUREChatgpt Responses Response Input Content Part Structure
JSON STRUCTUREChatgpt Responses Response Input Item List Structure
JSON STRUCTUREChatgpt Responses Response Input Item Structure
JSON STRUCTUREChatgpt Responses Response Object Structure
JSON STRUCTUREChatgpt Responses Response Output Content Part Structure
JSON STRUCTUREChatgpt Responses Response Output Item Structure
JSON STRUCTUREChatgpt Responses Response Tool Choice Structure
JSON STRUCTUREChatgpt Responses Response Tool Structure
JSON STRUCTUREChatgpt Responses Response Usage Structure
JSON STRUCTUREChatgpt Structure
JSON STRUCTUREScroll for all 27
Examples 31
Example request and response payloads for these APIs.
Chatgpt Getresponse Example
EXAMPLEScroll for all 31
Security Posture 4
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Chatgpt Trust Center
SOC 2, ISO 27001, ISO 27017, ISO 27018, PCI DSS, FedRAMP, GDPR, CSA STAR
SECURITYAgentic Access 1
Recommended x-agentic-access execution contracts for AI agents.
Use Cases 6
What developers build with this provider.
Customer Support Automation
Build AI-powered chatbots and support agents that handle customer inquiries, troubleshoot issues, and escalate complex cases.
Content Generation
Generate marketing copy, blog posts, product descriptions, and creative content at scale.
Code Assistance
Help developers write, review, debug, and explain code across multiple programming languages.
Data Analysis
Extract insights from unstructured text, summarize documents, and perform sentiment analysis.
Multimodal Applications
Build applications that process text, images, and audio inputs together for richer user experiences.
Agentic Workflows
Create autonomous AI agents that use tools, search the web, and execute multi-step tasks.
Integrations 4
Pre-built integrations with other platforms and tools.
Microsoft Azure OpenAI
Deploy OpenAI models on Azure infrastructure with enterprise security, compliance, and regional availability.
LangChain
Build LLM-powered applications using the LangChain framework with OpenAI model providers.
Zapier
Connect ChatGPT to thousands of apps for automated workflows without code.
Slack
Integrate ChatGPT into Slack workspaces for team collaboration and AI-assisted communication.
Resources
Get Started 4
Portal, sign-up, and the first successful call
Documentation 2
Reference material describing how the API behaves
Agent Surfaces 4
MCP servers, agent skills, and machine-readable catalogs
Design & Contract 14
Pagination, idempotency, versioning, errors, and events
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Build 6
SDKs, sample code, and the tooling you integrate with
Access & Security 7
Authentication, authorization, and security posture
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Operate 5
Status, limits, changes, and where to get help
Commercial 3
Pricing, plans, and the legal terms of use
Company 1
The organization behind the API
Other 3
Properties that don't map to a standard resource type