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Letta

letta-ai/letta

Letta is the platform for building stateful agents: AI with advanced memory that can learn and self-improve over time.

Memory & Knowledge Python Grade C
65.5
Activity Score · out of 100
35.4
HVTrust Score · out of 100
#68
Global Rank · of 171
#11
In Memory & Knowledge

Rank Trend

2026-05-23 2026-05-26

Activity & Reach

Stars
23.0k
Forks
2.5k
Last Push
2026-05-14
11 days ago
Commits (4 wk)
1
Downloads (7d)
8,793
pypi
HN mentions (30d)
0
Open Issues
58
Rank Change
▲3
was #71

Score Breakdown

Stars (max 30)
26.2
Freshness (max 25)
23.5
Activity (max 25)
3.8
Community (max 20)
15.8

HVTrust Breakdown 35.4 / 100

Activity (max 25)
15.6
Adoption (max 20)
15.7
Transparency (max 20)
0
Safety (max 20)
0.1
Identity (max 15)
4

Supply Chain Trust

Package Provenance
None
No package attestations found
OSSF Scorecard
—
Not available
Signed Commits
3%
of last 100 commits verified

Reputation Timeline

2026-05-25 🔄
rank changed
Rank dropped 31 spots (#40 → #71)
2026-05-24 🔄
rank changed
Rank dropped 14 spots (#26 → #40)
Compare This Agent GitHub → PyPI: letta

Embed Badge

HVTrust 35.4 Grade C
Markdown:
[![HVTrust](https://hvtracker.net/badge/letta.svg)](https://hvtracker.net/agents/letta)
HTML:
<a href="https://hvtracker.net/agents/letta"><img src="https://hvtracker.net/badge/letta.svg" alt="HVTrust"></a>

Other agents in Memory & Knowledge

Data sources
GitHub REST API (repo, commits, stars, forks, license) · PyPI / pypistats (downloads, provenance) · Algolia HN Search API
Signals refresh in staggered 4-hour batches. Methodology v2.0 · Raw JSON