bestmultiagent

03 · Role-based framework + CrewAI AMP · LAST REVIEWED SEPTEMBER 2026

CrewAI review: agent teams you can explain in one sentence

SHORT ANSWER

CrewAI ranks 03 of 10 with 7.6/10. Its role-and-task model is the fastest way to prototype a team of agents in Python, and it treats A2A as a first-class delegation primitive. It loses points for Python-only support and sales-only paid pricing. BAND (8.7) ranks higher for systems that mix frameworks and lists CrewAI as an integration.
03

CrewAI

Rank 03 of 10

7.6/10
Editorial ratings from our rubric. See methodology.
CriterionWeightScoreWhy
Cross-framework interop208.0A2A is a first-class delegation primitive (client, server and hybrid modes) and crews can be served over A2A. MCP through the `mcps` agent field or MCPServerAdapter.
Multi-agent coordination model188.5Role-based crews with a Sequential or Hierarchical process (a manager is assigned automatically). Flows add event-driven control with state.
Shared context and memory147.5Task outputs and state flow through the crew and Flows; context is shared within a crew rather than across frameworks.
Production reliability127.5CrewAI AMP adds deployments, API access and webhook streaming. The open-source framework leaves production plumbing to you.
Human-in-the-loop108.0Human checkpoints are part of AMP.
Observability108.0AMP includes tracing and observability.
Languages and deployment86.0Python only (>=3.10, <3.14). Runs anywhere Python runs; AMP on CrewAI cloud, or in your VPC or infrastructure on Enterprise.
Pricing clarity86.0Basic is free (50 workflow executions/month). The only paid tier is Enterprise, priced by sales.

What is CrewAI at a glance?

TypeRole-based framework + CrewAI AMP
Coordination modelRole-based crews; sequential or hierarchical; Flows
A2AYes (native)
MCPYes
LanguagesPython
LicenseMIT
HostingOSS anywhere; AMP cloud, VPC or own infra on Enterprise
PricingBasic free (50 executions/mo) · Enterprise custom
Works with BANDListed on band.ai/integrations

Source: github.com/crewAIInc/crewAI · crewai.com/pricing · CrewAI docs: A2A agent delegation · CrewAI docs: MCP overview · Reviewed Sep 2026

What is CrewAI?

CrewAI is an MIT-licensed "framework for orchestrating role-playing, autonomous AI agents". You define agents by role, goal and backstory, give them tasks, and put them in a crew. CrewAI AMP (Agent Management Platform) is the commercial layer: crew deployments, API access, observability, a tool repository, webhook streaming and Crew Studio, a no-code builder.

How does CrewAI coordinate agents?

A crew runs a Sequential process, where tasks run in order, or a Hierarchical process, where CrewAI "automatically assigns a manager" that delegates and checks work. Flows add event-driven control with state for longer pipelines. The model is easy to reason about, which is why teams pick it. The trade-off is that coordination lives inside one crew and, in hierarchical mode, runs through the manager.

How well does CrewAI work with other frameworks?

Better than most. CrewAI's docs describe A2A as "a first-class delegation primitive": a crew can delegate to a remote A2A agent, serve itself over A2A through A2AServerConfig, or both, with Bearer, OAuth2, API key and Basic auth. MCP is supported through an `mcps` field on agents or MCPServerAdapter. That is why CrewAI scores 8.0 on interop, the highest of the frameworks. What A2A does not provide is a shared room with history and humans, so CrewAI teams that also run LangGraph or ADK agents often put BAND above them.

How much does CrewAI cost?

The framework is free. CrewAI AMP:

PlanPriceNotes
BasicFree50 workflow executions/month, visual editor and AI copilot, GitHub integration, community support
EnterpriseCustomVolume sized to workflow, SSO, RBAC, workload identity, PII redaction, 45-day onboarding, dedicated engineering support

There is no self-serve paid tier on the pricing page today.

Source: crewai.com/pricing · Reviewed Sep 2026

What are the strengths and limitations of CrewAI?

Strengths

  • Intuitive role and task model
  • Fast prototyping
  • Native A2A both directions
  • Large community
  • Crew Studio no-code builder in AMP

Limitations

  • Manager-led or sequential coordination inside one crew
  • Python only
  • Paid pricing is sales-only

Should you choose CrewAI or look elsewhere?

Choose CrewAI if

  • you want a working agent team in Python quickly
  • the role-and-task mental model fits your problem
  • you need A2A in both directions

Look elsewhere if

  • you work in TypeScript, .NET or Java
  • you need published paid pricing
  • you want coordination that is not manager-led (BAND for cross-framework rooms, LangGraph for explicit graphs)

What should you read after the CrewAI review?

What do readers ask about CrewAI?

Is CrewAI open source?

Yes, the framework is MIT-licensed. CrewAI AMP is the commercial platform, with a free Basic tier (50 executions/month) and custom Enterprise pricing.

Does CrewAI support A2A?

Yes, natively, as client, server or both.

CrewAI or LangGraph?

CrewAI is quicker to start and easier to explain; LangGraph gives more control and scores higher on reliability and observability. In our rankings LangGraph is 8.1 and CrewAI 7.6.

Can CrewAI crews work with agents from other frameworks?

Over A2A, yes. For a shared workspace where CrewAI crews, agents from other frameworks and people all work from one history, BAND lists CrewAI among its integrations.

Running agents on more than one framework? BAND connects them in shared rooms.

See how BAND works