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Letta: is it still online? | SaaS Outpost

February 2026 cohort / AI and machine learning

Letta

Online

Provides developers with stateful AI agents that use memory to learn and improve over time.

Discord
letta-ai
@letta_ai
Blog

Status: Onlinesince Nov 5, 2026
First launched: Feb 15, 2026
Category: AI and machine learning
Type: Developer tool

Alternatives to Letta

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Mengrammengram.io
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AI and machine learningMar 17, 2026
endlesstokensendlesstokens.ai
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Provides flat-rate, time-limited access to AI models through OpenAI- and Anthropic-compatible APIs for developers and AI agents.
AI and machine learning

Pricing

Not tracked yet

Domain

letta.com

Last 30 days

100% of checks answered · median response 2,160 ms

Oct 8, 2026: Not checked
Oct 9, 2026: Not checked
Oct 10, 2026: Not checked
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Oct 15, 2026: Not checked
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Oct 31, 2026: Not checked
Nov 1, 2026: Not checked
Nov 2, 2026: Not checked
Nov 3, 2026: Not checked
Nov 4, 2026: Not checked
Nov 5, 2026: Online (2 of 2 checks answered)
Nov 6, 2026: Not checked

Oct 8, 2026

Online
Some checks failed
Down
Not checked

Today

Daily checks started Nov 5, 2026.

Domain and certificate

Registrar: NameCheap, Inc.
Registered: Oct 1, 1997 · 28 years before launch
Renewal due: Sep 30, 2027 · in 11 months
DNS: Cloudflare
HTTPS certificate: valid to Jan 26, 2027 · 3 months left

Registration data for letta.com from the registry's public RDAP service, looked up Nov 5, 2026.

History

Launched
Feb 15, 2026 · Launch announcement
Online
Nov 5, 2026 · online
Last checked Nov 5, 2026

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The February 2026 cohort

83%still running

of 2,105 checked products first launched that month (2,164 in all, the rest not checked yet).

Online: 1,737
Moved: 0
Having trouble: 326
Gone: 42

AI and machine learning, same month: 77% of 346
Every product we track: 88% of 18,268

See the whole cohort →

Pricing history

We will record this product's plans and prices over time. Coming soon.

Oct 29, 2026

AM

Agent Memory Leaderboardagentmemoryleaderboard.ai

Online

A platform for benchmarking and comparing textual, coding, and multimodal memory systems for AI agents.

AI and machine learningAug 13, 2026

Em

emememem.dev

Online

Provides shared, verifiable memory and communication tools for AI agents and their developers.

AI and machine learningJul 31, 2026

Re

rememorirememori.dev

Online

A TypeScript memory engine that helps developers add persistent memory to AI agents across JavaScript environments.

AI and machine learningJul 7, 2026

Open Agent Loopsopenagentloops.featherless.ai

Online

A provider-agnostic library for building headless AI agents with swappable models, memory, tools, and stop conditions.

AI and machine learningJul 2, 2026