CrewAI vs Pydantic AI
as AI assistants see them, week of 2026-09-14
CrewAI comes out ahead overall, with a score of 22 versus Pydantic AI's 15, and it shows up more often too: 25 of 71 answers compared to 19 of 71. CrewAI leads on questions like "best platforms for building AI agents" (4 of 4) and "best open-source AI agent frameworks" (3 of 3, tied with Pydantic AI there). Pydantic AI's strongest showing comes from Claude, which rates it 41, well above CrewAI's 17 from Claude. Head-to-head, CrewAI is named more often on 5 questions, Pydantic AI on 3, and they tie on 12. Both are absent from questions about voice AI agents and non-technical founders.
Head to head
| metric | CrewAI | Pydantic AI |
|---|---|---|
| score | 22 | 15 |
| questions won | 12 | 15 |
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 |
Pydantic AI
| assistant | score | named in, this week | usual spot, this week |
|---|---|---|---|
| ChatGPT | 6 | 10% of answers | #5.5 |
| Claude | 41 | 75% of answers | #6.6 |
| Gemini | 0 | 0% of answers | |
| Perplexity | 7 | 11% of answers | #5.0 |
Where they differ
Only CrewAI gets named for
nothing exclusive
Only Pydantic AI gets named for
- What's the best tool to automate a business workflow with AI agents?
- What's the most reliable platform to run AI agents in production?
- What's the best platform to build an AI agent that connects to my company's data?
More comparisons
- CrewAI vs OpenAI AgentKit
- CrewAI vs n8n
- CrewAI vs Zapier Agents
- CrewAI vs Dify
- Pydantic AI vs Zapier Agents
- n8n vs Pydantic AI
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