Documentation ADE Guide Self-Hosting Letta Cloud API Reference Examples Leaderboard

Documentation ADE Guide Self-Hosting Letta Cloud API Reference Examples Leaderboard

API Reference
- API and SDK Overview
- Changelog
Agents
Tools
Sources
Groups
Identities
Models
- GETList LLM Models
Embedding Models
- GETList Embedding Models
Blocks
Jobs
Health
- GETHealth Check
Providers
Runs
Steps
- GETList Steps
- GETRetrieve Step
Tags
- GETList Tags
Telemetry
- GETRetrieve Provider Trace By Step Id
Batches
Messages
- GETList Batch Messages
Voice
- POSTCreate Voice Chat Completions
Templates
- GETList templates (Cloud-only)
Client Side Access Tokens
- POSTCreate token (Cloud-only)
- DELDelete token (Cloud-only)
Projects
- GETList Projects (Cloud-only)

Count Sources

GET

/v1/sources/count

GET

/v1/sources/count

1 from letta_client import Letta
2 
3 client = Letta(
4     token="YOUR_TOKEN",
5 )
6 client.sources.count()

200

1 42

Count all data sources created by a user.

Headers

AuthorizationstringRequired

Header authentication of the form Bearer <token>

Response

Successful Response

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