These tools integrates with

OpenAI APIvsCrewAI

GPT-5 era models, embeddings, and Responses API from OpenAI versus Role-based multi-agent orchestration

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Choose OpenAI API when…

  • •You need the broadest ecosystem and most integrations
  • •GPT-4 or o-series reasoning models are required
  • •Assistants API, fine-tuning, or batch API are needed

Choose CrewAI when…

  • •You need role-based multi-agent collaboration
  • •Your workflow maps to a team with clear roles
  • •You want quick setup with less boilerplate

Side-by-side comparison

Field
OpenAI API
CrewAI
Category
LLM Infrastructure
Agent Frameworks
Type
Commercial
Open Source
Free Tier
✗ No
✓ Yes
Pricing Plans
API: Per token
—
GitHub Stars
—
⭐ 23,000
Health
—
●100 — Active

OpenAI API

API access to GPT-5, GPT-5.5, o3/o4 reasoning models, and the Responses API; plus embeddings, image, audio, and Realtime endpoints. The most widely deployed LLM API in production.

Website ↗

CrewAI

Framework for building multi-agent systems where each agent has a defined role, backstory, and tools. Simple and pythonic.

Website ↗GitHub ↗

Shared Connections6 tools both integrate with

AutoGenLangChainLiteLLMLangfuseAnthropic APIOpenAI Agents SDK

Only OpenAI API (33)

CrewAILlamaIndexPydanticAIsmolagentsAgnoMastraPortKeyHeliconeMistral APICohere API

Only CrewAI (3)

LangGraphOpenAI APIMaxim AI

Explore the full AI landscape

See how OpenAI API and CrewAI fit into the bigger picture — 235 tools, 543 relationships, all mapped.

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