API reference
n8n API reference
Workflow automation nodes, expressions and hosting
Last updated
- Identifiers
- 51
- With full guides
- 0
- Types
- 5
Topics covered
- Triggers
- Core nodes
- AI nodes
- Expressions
- Errors
- Self-hosting
Command
| Name | What it does |
|---|
n8n start | Command |
n8n export:workflow | Command |
n8n import:workflow | Command |
n8n execute | Command |
Concept
| Name | What it does |
|---|
Workflows | Concept |
Executions | Concept |
Credentials | Concept |
Item linking | Concept |
Sub-workflows | Concept |
Error workflows | Concept |
Queue mode | Concept |
Pinned data | Concept |
Self-hosting | Concept |
Environment Variable
| Name | What it does |
|---|
N8N_ENCRYPTION_KEY | Environment Variable |
WEBHOOK_URL | Environment Variable |
EXECUTIONS_MODE | Environment Variable |
DB_TYPE | Environment Variable |
Node
| Name | What it does |
|---|
Webhook | Node |
Schedule Trigger | Node |
Manual Trigger | Node |
HTTP Request | Node |
Code | Node |
Edit Fields | Node |
IF | Node |
Switch | Node |
Merge | Node |
Split Out | Node |
Aggregate | Node |
Loop Over Items | Node |
Wait | Node |
Respond to Webhook | Node |
Execute Workflow | Node |
AI Agent | Node |
OpenAI Chat Model | Node |
Anthropic Chat Model | Node |
Vector Store | Node |
Google Sheets | Node |
Slack | Node |
Gmail | Node |
Postgres | Node |
Error Trigger | Node |
Expression
| Name | What it does |
|---|
$json | Expression |
$node | Expression |
$input | Expression |
$items | Expression |
$workflow | Expression |
$execution | Expression |
$now | Expression |
$today | Expression |
$vars | Expression |
$env | Expression |
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