CrewAI vs OpenAI AgentKit

as AI assistants see them, week of 2026-09-14

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CrewAI edges out OpenAI AgentKit overall, scoring 22 versus 21 and getting named in 25 of 71 answers compared to 23 of 71. CrewAI shows up in every answer for "best platforms for building AI agents" and "best open-source AI agent frameworks," while OpenAI AgentKit's strongest showings are on developer framework choice and multi-agent systems, both at 3 of 3. Head-to-head, CrewAI is named more often in 4 questions, OpenAI AgentKit in 3, with 13 ties. Assistant opinions diverge sharply: Claude rates OpenAI AgentKit highest at 36, while Gemini gives it 0.

Head to head

metric	CrewAI	OpenAI AgentKit
score	22	21
questions won	12	13

By assistant

CrewAI

assistant	score	named in, this week	usual spot, this week
ChatGPT	27	40% of answers	#4.4
Claude	17	35% of answers	#7.7
Gemini	26	42% of answers	#5.2
Perplexity	21	26% of answers	#2.6

OpenAI AgentKit

assistant	score	named in, this week	usual spot, this week
ChatGPT	26	35% of answers	#3.3
Claude	36	60% of answers	#5.5
Gemini	0	0% of answers
Perplexity	15	21% of answers	#3.8

Where they differ

Only CrewAI gets named for

What's the best self-hosted platform for running AI agents privately?

Only OpenAI AgentKit gets named for

What's the most reliable platform to run AI agents in production?
What's the best tool to automate a business workflow with AI agents?

More comparisons

Not sold on either?

Scores count how often each assistant names a product, weighted by position. How the score works · Full AI agent builders leaderboard