Mem016 customers
Used by 16 companies on usedby. 2 also use CrewAI.
Source: mem0.ai, latest capture Oct 7, 2026.
3 of the 13 CrewAI customers on usedby also use another tool on this list. The tools most often used by the same companies are Mem0 (2 shared, 16 customers in all), Arize AI (1 shared, 35 customers in all), and Flowise (1 shared, 13 customers in all).Latest check Oct 7, 2026: 295 of 307 public lines checked. Customer counts include every proof level, job-post signals included. Shared customers are counted on confirmed or observed lines on both tools.
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CrewAI customers also use another tool on this list
Mem0 shares the most companies with CrewAI: 2 companies use both.
Ranked by shared customers
Tools of the same or a competing category, from another vendor, used by at least one company that also uses CrewAI. A shared customer has a confirmed or observed line on both tools.
| # | Alternative | Shared with CrewAI | Customers | Compare |
|---|---|---|---|---|
| 1 | Mem0 | 2 | 16 | |
| 2 |  Arize AI | 1 | 35 | Compare CrewAI vs Arize AI |
| 3 |  Flowise | 1 | 13 |
Arize AI35 customers
Used by 35 companies on usedby. 1 also uses CrewAI. Compare CrewAI and Arize AI
Source: arize.com, latest capture Oct 5, 2026.
Flowise13 customers
Used by 13 companies on usedby. 1 also uses CrewAI.
Latest capture across its sources: Oct 5, 2026.
Other LLM Ops & Frameworks tools on usedby
Same category, with public customers, but no company named with CrewAI yet.
LangSmith43 customers
Braintrust39 customers
Langchain32 customers
TrueFoundry27 customers
E2B23 customers
Portkey22 customers
Comet Opik17 customers
Galileo13 customers
Fiddler AI10 customers
Contextual AI4 customers
Switch signals
A company that left one vendor's page and appeared on another's.
No switch publishedA switch needs a departure from one vendor's page, seen on two checks in a row, and a dated arrival on another. usedby does not publish departures yet, so no switch shows here.
By industry
Which of these tools the companies on usedby use, by industry. Each row counts the companies of that industry on usedby that use at least one of these tools.
| Industry | Most used | Next | Companies |
|---|---|---|---|
| Artificial Intelligence | E2B27% | Braintrust13% | 15 companies |
| DevTools & Infrastructure | Braintrust67% | Arize AI13% | 15 companies |
| Fintech & Payments | Braintrust29% | LangSmith29% | 14 companies |
| IT Services & System Integration | Arize AI20% | Mem020% | 10 companies |
| HR & Recruiting | LangSmith56% | Langchain44% | 9 companies |
Read the first row as: among the 15 Artificial Intelligence companies on usedby that use one of these tools, 27% use E2B. Shares can add up to more than 100% because some companies use two tools.
Questions about CrewAI alternatives
Which tool shares the most customers with CrewAI?
Mem0: 2 companies use both on usedby. Mem0 has 16 customers in all. See who uses Mem0.
Do CrewAI customers use other tools too?
3 of the 13 CrewAI customers on usedby also use another tool on this list. Mem0 shares the most: 2.
Which of CrewAI and its alternatives do Artificial Intelligence companies on usedby use?
Among the 15 Artificial Intelligence companies on usedby that use one of these tools, 27% use E2B. Braintrust comes next, with 13%.
Which of CrewAI and its alternatives do DevTools & Infrastructure companies on usedby use?
Among the 15 DevTools & Infrastructure companies on usedby that use one of these tools, 67% use Braintrust. Arize AI comes next, with 13%.
How does usedby rank CrewAI alternatives?
Only tools of the same or a competing category, from another vendor, count. They are ranked by shared customers: companies with a confirmed or observed line on both tools, from public pages, most with a dated capture. Tools with no shared customer are listed apart. Customer counts include every proof level, job-post signals included.