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Updated yesterday · Independent Analysis
CrewAI vs Letta
Capability Overview
CrewAIvs Letta
4.1Capterra+0.6 vs Letta
Only in CrewAI
- ✦ Multi-agent orchestration
- ✦ Role-based agents
- ✦ Task delegation
✓ Free plan200K+ users · est. 2024
Lettavs CrewAI
3.9G2-0.6 vs CrewAI
Only in Letta
- ✦ Persistent Memory
- ✦ Stateful Agents
- ✦ Memory Editing
✓ Free planFrom $20/mo10k+ GitHub stars users · est. 2023
Quick VerdictIndependent Analysis
CrewAI and Letta are both AI Agents tools. Compare features, pricing, and ratings below to find the best fit for your team.
When to Choose CrewAI vs Letta
The question that matters: “In what situation will I regret choosing A over B after 3 months?”
CrewAI Unique Strength
Triage Support Tickets With Role-Based Agents
Task delegation assigns incoming tickets to specialist billing, technical, and product agents - cutting first-response time from four hours to twelve minutes.
→ Choose CrewAI if this scenario applies to you. Letta doesn't offer a comparable solution.
CrewAI Unique Strength
Cut Cloud Waste With Autonomous Cost Agents
Custom tools connect agents to cloud provider APIs; Memory systems track historical spend to detect anomalies and auto-generate cost-reduction playbooks daily.
→ Choose CrewAI if this scenario applies to you. Letta doesn't offer a comparable solution.
CrewAI Unique Strength
Run Eight SEO Audit Agents in Parallel
Sequential and parallel workflows run dedicated agents for on-page SEO, backlink health, and competitor keywords all at once - replacing days of manual auditing.
→ Choose CrewAI if this scenario applies to you. Letta doesn't offer a comparable solution.
Pricing Comparison & PlansHigh· Verified Jun 28, 2026
CrewAI Plans
Free tier available
Basic
FreeBest for: Build an agentic workflow today; see what's possible with collaborative AI agents
- ✓50 executions per month
- ✓1 live deployed crew
- ✓1 user seat
- ✓Visual crew builder with drag-and-drop interface
- ✓AI copilot for real-time guidance
View on vendor site
MOST POPULAREnterprise
Contact SalesBest for: Accelerate & scale Agentic AI adoption org-wide
- ✓Custom execution volume (up to 500,000/month)
- ✓Unlimited user seats
- ✓SOC2/HIPAA compliance
- ✓Dedicated support (Slack, Forward Deployed Engineers)
- ✓On-premises deployment option
View on vendor site
Letta Plans
Free tier available
Free
FreeBest for: Get started at no cost
- ✓Limited agents
- ✓Limited usage of Letta Auto
- ✓Bring your own API keys
- ✓Connect external coding plans
- ✓Up to 3 agents with managed state
View on vendor site
MOST POPULARPro
$20/moBest for: Personal use
- ✓Letta Auto weekly + monthly quota
- ✓Pay-as-you-go overage for LLM usage
- ✓Up to 20 stateful agents
- ✓Centralized billing for OpenAI/Anthropic at standard API pricing
View on vendor site
API Plan
$20/moBest for: Teams building on the Letta API
- ✓Unlimited agents
- ✓Usage-based LLM pricing
- ✓Tool execution billing
- ✓Access to a variety of model providers
View on vendor site
Teams / Enterprise
Contact SalesBest for: Organizations with high volume / scale
- ✓BYOK support
- ✓SAML/OIDC SSO authentication
- ✓Role-based access control
- ✓Dedicated support
- ✓Unlimited agents & storage
View on vendor site
Capability Breakdown
24 differences found across 34 standardized features
Feature
CrewAI
Letta
Text Generation
✓
✗
Code Generation
✓
✗
Web Browsing
✓
✗
File Management
✓
✗
API Access
✓
✗
Free Tier
✓
✗
Open Source
✓
✗
Task Planning
✓
✗
Long-term Memory
✓
✗
Multi-Agent
✓
✗
Plugin System
✓
✗
Error Recovery
✓
✗
Goal Decomposition
✓
✗
Autonomous Execution
✓
✗
Tool Use
✓
✗
Enterprise Plans
✓
✗
Multi-LLM
✗
✓
RAG
✗
✓
Memory
✗
✓
Tools/Plugins
✗
✓
API Deploy
✗
✓
Vector DB
✗
✓
Human Loop
✗
✓
Testing
✗
✓
Total (raw)
20
15
CrewAI Features
- •Multi-agent orchestration
- •Role-based agents
- •Task delegation
- •Sequential & parallel workflows
- •Tool integration
- •LLM agnostic (OpenAI/Anthropic/etc)
- •Memory systems
- •Custom tools
- •Agent collaboration
- •Human-in-the-loop
- •Output validation
- •Async execution
- •Event-driven
- •API webhooks
- •Monitoring dashboard
- •Knowledge bases
- •Process automation
- •Python SDK
- •Enterprise controls
- •Audit logs
Letta Features
- •Persistent Memory
- •Stateful Agents
- •Memory Editing
- •Tool Calling
- •Multi-LLM Support
- •REST API
- •Python SDK
- •Memory Management
- •Agent Chaining
- •Human-in-Loop
- •Function Calling
- •Long-term Memory
- •Self-Healing
- •Reasoning Traces
- •Open Source
Strengths & Limitations
Evaluative strengths and weaknesses: not feature lists
Pros
- +Role-based agent design with distinct goals, tools, and backstories
- +Autonomous inter-agent delegation for dynamic task assignment
- +Flexible process flows: sequential, hierarchical, or consensual
- +LLM-agnostic: supports OpenAI, Azure, Anthropic, Gemini, and local models
- +Built-in memory and caching for stateful, efficient agent collaboration
Cons
- −Requires strong Python and object-oriented programming knowledge
- −Debugging complex, multi-agent interactions can be challenging
- −Lacks a native user interface for non-technical users to manage agents
- −State management can become complex in long-running, stateful tasks
- −High token consumption due to extensive inter-agent communication
Pros
- +Best framework for persistent memory agents
- +Open source and transparent
- +Unique MemGPT architecture
- +Good for long-running agent tasks
Cons
- −More complex than simple agent frameworks
- −Requires understanding of memory architecture
- −Smaller community than LangChain
At a Glance
User Rating
4.5/5vs3.9/5
CrewAI
▲
Letta
Starting Price
Free tiervs$20/mo
CrewAI
Letta
▲
Feature Count
20 featuresvs15 features
CrewAI
▲
Letta
User Base
200Kvs10
CrewAI
▲
Letta
CrewAI · Price & Data SyncLast verified: June 28, 2026 · CE-AI-AGENTS-2026W22-72FF8E · ✓ Pricing updated Jun 6, 2026
Letta · Price & Data SyncLast verified: June 28, 2026 · CE-AI-AGENTS-2026W21-51CF2E · ✓ Pricing updated May 30, 2026
Recent Price History
CrewAI
CrewAI added a new "Professional" plan at $25/mo
Plan added · Jun 6, 2026
Letta
Letta removed the "Letta Cloud" plan
Plan removed · May 30, 2026
Letta
Letta removed the "Open Source" plan
Plan removed · May 30, 2026
Letta
Letta added a new "Teams / Enterprise" plan (Custom pricing)
Plan added · May 30, 2026
Letta
Letta added a new "Free" plan at $0/mo (Free)
Plan added · May 30, 2026
Letta
Letta added a new "API Plan" plan at $20/mo
Plan added · May 30, 2026
CrewAI
CrewAI removed the "Open Source" plan
Plan removed · May 28, 2026
CrewAI
CrewAI added a new "Basic" plan at $0/mo (Free)
Plan added · May 28, 2026
Frequently Asked Questions
Related Comparisons
CrewAIFree plan
LettaFree · from $20/moSources & Data Trail · CrewAI
- 1.Official Pricing Page·Source of verified tiers(Checked: 2026-06-28)
- 2.Official Website·Official vendor website
- 3.Capterra·Capterra verified reviews · 4.1/5
- 4.PeerSpot·PeerSpot enterprise peer reviews
Sources & Data Trail · Letta
- 1.Official Pricing Page·Source of verified tiers(Checked: 2026-06-28)
- 2.Official Website·Official vendor website
- 3.G2·G2 verified reviews · 3.9/5 · 1,317 reviews
- 4.PeerSpot·PeerSpot enterprise peer reviews