Documentation

Weld Documentation

Set up near real-time data pipelines with 300+ connectors, CDC replication, dbt orchestration and a full REST API — all in one platform.

Quickstart GuideAPI Reference
Platform

The Weld data platform

Extract, transform, activate and automate — each component links to detailed documentation and product pages.

Extract→Transform→Activate→Orchestrate→Automate→AI Agents
Extract

300+ Connectors

Near real-time CDC, incremental and full-refresh replication from databases, SaaS apps and files.

  • Applications
  • Databases & CDC
  • Files
  • Custom Connectors
DocsLearn more
Transform

dbt, SQL & AI

Model data with dbt Cloud, dbt Core, Weld SQL or AI coding tools — deploy via GitHub.

  • dbt Cloud & Core
  • SQL Models
  • AI Agents
  • Model Import/Export
DocsLearn more
Activate

Reverse ETL

Push warehouse data back to CRMs, ad platforms, spreadsheets and operational systems.

  • CRM Sync
  • Ad Platforms
  • Google Sheets & Excel
  • Webhooks
DocsLearn more
Orchestrate

Scheduling & Pipelines

Coordinate extractions, transformations and activations with flexible scheduling, dbt triggers and webhooks.

  • Sync Scheduling
  • dbt Job Triggers
  • Webhook Automation
  • Dagster & Airflow
DocsLearn more
Automate

Weld Connect API

Full programmatic control — embed pipelines, manage syncs and automate data infrastructure at scale.

  • REST API
  • Embedded Pipelines
  • Connection Management
  • ELT Sync Control
DocsLearn more
AI Agents

Agentic Workflows

Give AI agents autonomous control over your data infrastructure via the Weld API.

  • Autonomous Pipelines
  • RAG Data Feeds
  • Agent-Triggered Syncs
  • API-First Control
DocsLearn more
Connect

Connectors & Integrations

Sync data from 300+ sources into your warehouse with near real-time CDC, incremental and full-refresh replication.

Applications

Connect SaaS apps like Stripe, HubSpot, Shopify, Google Ads and 200+ more.

Read docs

Databases & CDC

Replicate from PostgreSQL, MySQL, SQL Server and MongoDB with log-based Change Data Capture.

Read docs

Custom Connector

Build your own connector in Python to pull data from any REST API into your warehouse.

Read docs
Transform

Transform & Orchestrate

Model data with dbt Cloud, dbt Core, Weld SQL, or AI coding tools — then orchestrate and deploy.

dbt Cloud & dbt Core

Orchestrate dbt jobs from Weld, or use dbt Core with GitHub push-to-deploy workflows.

Read docs

Data Models

Create reusable SQL models with AI assistance, scheduling, lineage and version history.

Read docs

Model Import & Export

Import and export models as zip files, with automatic dbt project conversion.

Read docs
Operate

Using Weld

Manage pipelines, reverse-ETL to operational tools, and automate with the Weld Connect API.

Weld Connect API

Full programmatic control — create connections, manage syncs, embed pipelines and power AI agent workflows.

Read docs

Reverse-ETL

Push transformed data back to SaaS tools, CRMs, ad platforms and operational systems.

Read docs

Destinations

Set up BigQuery, Snowflake, Databricks, Redshift or Postgres as your data warehouse.

Read docs

More resources

APIs, billing, learning materials and release notes.

Change Data Capture (CDC)

Near real-time log-based replication from PostgreSQL, MySQL, SQL Server and MongoDB.

Data Sources (ETL)

Configure syncs, schedules, column selection and incremental loading.

AI Agents

Build agentic data workflows with programmatic API control.

Release Notes

The latest product updates, features and fixes.

Billing & Usage

Pricing details, monitor usage and manage your subscription.

FAQ

Answers to the most common questions about Weld.

Need help?

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