San Francisco, CA-based AI research company founded 2024. Private. Builds stateful AI agents with persistent memory. Serves AI developers and enterprises with the Letta Agent framework for long-lived applications.
Entry price
$20
API Plan · /mo + usage
Plans tracked
4
no add-ons
Pricing changes
1
Latest Jun 30, 2026
Pricing model
Subscription + usage
Free tier available
Pricing Change History
1 change20261 change
Week 27 · Jun 29, 2026
Packaging
WeeklyPublished Jun 30, 2026
Letta launches $20/mo API Plan with pay-as-you-go agent pricing
Pricing page restructured: a new 'Developer Plans' tab was added alongside the existing 'Personal Plans' and 'Teams / Enterprise' tabs.
Research Letta's pricing with the Pulse Agent
Ask anything about Letta's plans, packaging shifts, and how it compares across the market — answered live from verified data.
Ask the agentCurrent plans
Captured| Plan | Price |
|---|---|
| Free | Free |
| API Plan | $20 /mo + usage |
| Pro | $20 /mo |
| Enterprise | Contact |
Company Facts
CategoryAI & Machine Learning
Free tierYes
Employees11-50
Tracked sinceJun 21, 2026
Pricing last seenJul 4, 2026
Websitewww.letta.com
How Letta compares with its peers
| Company | Entry price | Last change |
|---|---|---|
G Gemini | $30 /mo | Oct 12, 2026 |
M Mistral AI | $14.99 /mo | Oct 12, 2026 |
L LangChain | $39 /seat/mo | Oct 5, 2026 |
H Huggingface | $9 /mo | Oct 16, 2026 |
A Anthropic | $17 /mo, billed annually | Oct 12, 2026 |
O OpenAI | $8 /mo | Oct 18, 2026 |
Letta pricing FAQ
- How much does Letta cost?
- Letta pricing starts at $20/mo + usage on API Plan. Letta lists 4 plans on its pricing page; the Free plan is free.
- Does Letta have a free plan?
- Yes. Letta's Free plan is free; paid plans start at $20/mo + usage on API Plan.
- What pricing model does Letta use?
- Letta uses subscription + usage pricing across 4 plans, with a free tier.
- When did Letta last change its pricing?
- Jun 30, 2026: Letta launches $20/mo API Plan with pay-as-you-go agent pricing.
- How often has Letta changed its pricing?
- Pulse has recorded 1 pricing change for Letta since it started tracking on Jun 21, 2026; the pricing page was last captured on Jul 4, 2026.
- Who are Letta's pricing peers?
- Pulse compares Letta with Gemini, Mistral AI, LangChain, Huggingface, Anthropic and OpenAI.