Comparison
agenta vs letta
Verdict
Pick agenta if agenta is an open-source, self-hosted platform for building, managing, and orchestrating AI agents and automations, supporting integration with existing AI models like Claude and ChatGPT; pick letta if letta is a Python-based platform designed to foster the development of stateful AI agents with capabilities for advanced memory techniques that support continuous learning and self-improvement. The Apache-2.0 license.
Markdown twin · agenta alternatives · letta alternatives
GraphCanon updated Sep 30, 2026
7views this month
Trust & integrity
| Signal | agenta | letta |
|---|---|---|
| Maintenance | Very active (0d since push) As of Sep 18, 2026 · github_public_v1 | Very active (0d since push) As of Aug 17, 2026 · github_public_v1 |
| Provenance | Not a fork · Organization account As of Sep 18, 2026 · github_public_v1 | Not a fork · Organization account As of Aug 17, 2026 · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of Sep 18, 2026 · osv@v1 | No lockfile (source not queried) As of Jul 11, 2026 · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- agenta
- A workspace for building and orchestrating AI agents and automations.
- letta
- Platform for stateful agents: AI with advanced memory that can learn and self-improve over time.
Stars
- agenta
- 4.8k
- letta
- 24k
Forks
- agenta
- 673
- letta
- 2.6k
Open issues
- agenta
- 349
- letta
- 41
Language
- agenta
- TypeScript
- letta
- -
Adopt for
- agenta
- Agenta is an open-source, self-hosted platform for building, managing, and orchestrating AI agents and automations, supporting integration with existing AI models like Claude and ChatGPT.
- letta
- letta is a Python-based platform designed to foster the development of stateful AI agents with capabilities for advanced memory techniques that support continuous learning and self-improvement. The Apache-2.0 license it鳧
Persona
- agenta
- -
- letta
- -
Runtime
- agenta
- -
- letta
- -
License
- agenta
- Other
- letta
- letta operates under the Apache-2.0 license.
Last pushed
- agenta
- Sep 18, 2026
- letta
- Aug 16, 2026
Categories
- agenta
- AI Agents, Evaluation & Observability
- letta
- AI Agents
Trust and health
Open issues (now)
- agenta
- 349
- letta
- 41
Stars delta
- agenta
- +319 (30d)
- letta
- +443 (30d)
Open issues delta
- agenta
- +79 (30d)
- letta
- -8 (30d)
Full report
- agenta
- Trust report
- letta
- Trust report
Shared compatibility
- Node.js · agenta: Node.js runtime · letta: Node.js runtime
Choose agenta if…
- License: agenta is Other, letta is Apache-2.0.
- Tags unique to agenta: agent-builder, agent-observability, agent-orchestration, ai-agent.
- Also covers Evaluation & Observability.
- When you need to integrate and manage AI agents and automations with existing models like Claude and ChatGPT.
When NOT to use agenta
- If you are looking for a cloud-based service without the need for self-hosting.
- If you do not require integration with specific AI models like Claude or ChatGPT.
- If you need a platform that offers more than just agent building and orchestration, such as broader AI development features.
Choose letta if…
- License: letta is Apache-2.0, agenta is Other.
- Tags unique to letta: advanced memory, agents development framework, self-improving ai, stateful ai.
- When you require an AI agent with robust memory features that enable continuous learning and adaptation over time.
When NOT to use letta
- If you are looking for a simple stateless AI solution without advanced memory capabilities, as letta is geared towards more complex stateful agent development.
- When your project's requirements involve strict limitations around data retention and privacy where even anonymized interaction logs might be considered sensitive.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (Agenta-AI/agenta) · observed Sep 20, 2026
- GitHub forks (Agenta-AI/agenta) · observed Sep 20, 2026
- Last push (Agenta-AI/agenta) · observed Sep 18, 2026
- License file (Other) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Sep 30, 2026
- Trust scan (lockfile / OSV) · observed Sep 18, 2026
- GitHub stars (letta-ai/letta) · observed Sep 20, 2026
- GitHub forks (letta-ai/letta) · observed Sep 20, 2026
- Last push (letta-ai/letta) · observed Aug 16, 2026
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: agenta 4.8k · letta 24k (synced Sep 20, 2026).
Common questions
- What is the difference between agenta and letta?
- agenta: A workspace for building and orchestrating AI agents and automations.. letta: Platform for stateful agents: AI with advanced memory that can learn and self-improve over time.. See the comparison table for live GitHub stats and shared categories.
- When should I choose agenta over letta?
- Choose agenta over letta when License: agenta is Other, letta is Apache-2.0; Tags unique to agenta: agent-builder, agent-observability, agent-orchestration, ai-agent; Also covers Evaluation & Observability; When you need to integrate and manage AI agents and automations with existing models like Claude and ChatGPT.
- When should I choose letta over agenta?
- Choose letta over agenta when License: letta is Apache-2.0, agenta is Other; Tags unique to letta: advanced memory, agents development framework, self-improving ai, stateful ai; When you require an AI agent with robust memory features that enable continuous learning and adaptation over time.
- When should I avoid agenta?
- If you are looking for a cloud-based service without the need for self-hosting. If you do not require integration with specific AI models like Claude or ChatGPT. If you need a platform that offers more than just agent building and orchestration, such as broader AI development features.
- When should I avoid letta?
- If you are looking for a simple stateless AI solution without advanced memory capabilities, as letta is geared towards more complex stateful agent development. When your project's requirements involve strict limitations around data retention and privacy where even anonymized interaction logs might be considered sensitive.
- Is agenta or letta more popular on GitHub?
- letta has more GitHub stars (24,274 vs 4,764). Stars measure visibility, not whether either tool fits your constraints.
- Are agenta and letta open source?
- Yes - both are open-source projects on GitHub (agenta: Other, letta: Apache-2.0).
- Where can I find alternatives to agenta or letta?
- GraphCanon lists graph-backed alternatives at agenta alternatives and letta alternatives (agenta markdown twin, letta markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, agenta or letta?
- agenta: Very active. letta: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for agenta and letta?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: agenta trust report; letta trust report.