Independent AI agent reference

ChatGPT vs OpenAI Agents SDK

A side-by-side comparison of capabilities, autonomy, integrations, and pricing to help you choose.

Short answer: choose ChatGPT if you want openai's ai assistant: chat, voice, image, search, deep research, and agent mode (Assistant, freemium); choose OpenAI Agents SDK if you want lightweight open-source framework for building multi-agent workflows (Supervised agent, free).

ChatGPTOpenAI Agents SDK
What it isOpenAI's AI assistant: chat, voice, image, search, deep research, and agent modeLightweight open-source framework for building multi-agent workflows
Typeproduct-with-agentsframework
AutonomyAssistantSupervised agent
Pricingfreemium · Free; Plus reported at $20/mofree · Free (open source; pay underlying model usage)
Best forconsumers, smb, enterprise, developersdevelopers
Deploymentsaas, apiself-hosted, api
Modalitiestext, voice, image, code, browser, apitext, code, voice, api
Modelsgpt, proprietarymodel-agnostic, gpt
Protocolsmcp, function-calling, rest-apimcp, function-calling, rest-api
IntegrationsGoogle Drive, GitHub, Gmail, Microsoft 365, Slack, MCP connectorsOpenAI API, MCP servers, Python, JavaScript/TypeScript
Capabilities6 documented4 documented

ChatGPT

  • +Broadest, most capable consumer AI assistant: chat, voice, image, search, files, and code in one place
  • +Generous free tier plus a clear ladder of paid plans (Go, Plus, Pro, Business, Enterprise)
  • +Agentic surfaces (deep research, agent mode) layered on top for users who need multi-step work
  • -Mostly an assistant: the base product responds when asked rather than acting autonomously
  • -Best agentic and reasoning features are gated to higher-priced paid tiers
Full ChatGPT profile

OpenAI Agents SDK

  • +Minimal, low-abstraction framework that is quick to learn
  • +Built-in handoffs, guardrails, sessions, and tracing
  • +Provider-agnostic (100+ LLMs) with Python and JS/TS (and voice) SDKs
  • -A framework, not a product: you build, host, and secure the agent yourself
  • -Autonomy and safety depend entirely on how the developer configures it
Full OpenAI Agents SDK profile

Which should you choose?

ChatGPT is openai's ai assistant: chat, voice, image, search, deep research, and agent mode, best for consumers, smb, enterprise, developers. OpenAI Agents SDK is lightweight open-source framework for building multi-agent workflows, best for developers. The right choice depends on the autonomy level you want, your existing integrations, and your budget, all compared above.

This comparison is generated from the sourced ChatGPT and OpenAI Agents SDK profiles. Open either profile to review its evidence and last-reviewed date.