Weld
Weld is a data integration platform that moves data between sources, warehouses and business tools for analytics, AI and operational workflows.
What Weld is
Weld is a data integration platform that moves data between sources, warehouses and business tools for analytics, AI and operational workflows. It supports incremental, full and change data capture replication, with schema handling, data quality checks, monitoring and retries. The connector directory lists more than 300 prebuilt connectors, and custom connectors are supported. Listed destinations include BigQuery, Snowflake, Databricks, Redshift and PostgreSQL. For transformations, Weld provides a SQL workspace and supports dbt Cloud and dbt Core workflows. It can also sync warehouse models to tools such as Salesforce, HubSpot, Intercom and Google Ads. The Weld Connect REST API controls connections, syncs and schedules; an MCP server is available for AI agents. Weld is offered on the web and through an API. Pricing is based on Monthly Active Rows, with plan-specific row allowances and options to purchase additional usage.
Good
- More than 300 prebuilt connectors, plus custom connectors
- Supports incremental, full and change data capture
- SQL workspace and dbt Cloud and Core workflows
- Reverse sync to CRM, advertising and other tools
- 14-day trial with full platform access
Watch out
- No free plan
- Basic plan has two connectors and one user
- Pricing is based on Monthly Active Rows
Who it suits
Weld suits teams that need to bring data into warehouses and send warehouse models back to business tools. Its API and MCP server may also suit teams building programmatic or AI-agent workflows.
Verdict
Weld covers warehouse ingestion, transformation workflows and reverse sync in one platform. Check the row allowances and connector, user and sync limits for each plan against your needs.
Plans and prices
From Weld's own pricing page, checked 29 Sep 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Basic | $99 a month | 5M Monthly Active Rows · 2 connectors · 1 user · daily sync · 1 destination · annually |
| Premium | $389 a month | 10M Monthly Active Rows · 6 connectors · 3 users · 1-hour sync · 1 destination · annually |
| Business | $959 a month | 50M Monthly Active Rows · 10 connectors · 5 users · 15-minute sync · multiple destinations · annually |
| Enterprise | Priced on request | Custom Monthly Active Rows, connectors and users · 5-minute sync · CDC · multiple destinations · annually |
The facts
Each one read from Weld's own pages, with the date it was checked.
What it does
- API and AI agents
- The Weld Connect REST API provides programmatic control over connections, syncs and schedules, and Weld offers an MCP server for AI agents.checked 29 Sep 2026
- Compliance
- Weld says it has SOC 2 Type II and ISO 27001, with its SOC 2 report available under NDA.checked 29 Sep 2026
- Connectors
- The connector directory lists 300+ prebuilt connectors and supports custom connectors.checked 29 Sep 2026
- Destinations
- Listed destinations include BigQuery, Snowflake, Databricks, Redshift and PostgreSQL.checked 29 Sep 2026
- Paid from
- 99checked 20 Sep 2026
- Pipeline features
- Weld advertises incremental, full and change data capture replication, automatic schema handling, data quality checks, monitoring and retries.checked 29 Sep 2026
- Purpose
- Weld moves data from sources into warehouses and back into business tools for analytics, AI and operational workflows.checked 29 Sep 2026
- Reverse ETL
- Weld can sync warehouse models to tools including Salesforce, HubSpot, Intercom and Google Ads.checked 29 Sep 2026
- Security
- Weld says it uses TLS 1.2+ in transit, strong encryption at rest, least-privilege access and audited controls.checked 29 Sep 2026
- Support
- Support tiers listed by plan are basic for Basic, premium for Premium, priority for Business and Enterprise, with a customer success manager on Enterprise.checked 29 Sep 2026
- Transformations
- Weld offers a SQL workspace and supports dbt Cloud and dbt Core workflows.checked 29 Sep 2026
- Usage limit
- Pricing is based on Monthly Active Rows; plans include specified row allowances and additional usage can be purchased.checked 29 Sep 2026
The company
- Company
- Weld says it was founded in Copenhagen in 2021 by Jonas Thordal and Kristian Barrett.checked 29 Sep 2026
- Founded
- 2021checked 28 Sep 2026
- Headquarters
- Copenhagen, Denmarkchecked 28 Sep 2026
Money
- Free plan
- Nochecked 20 Sep 2026
- Trial
- All plans include a 14-day free trial with full platform access; the site says no credit card is required.checked 29 Sep 2026
Alternatives to Weld
- 1
RudderStack Customer Data Platform
Free planOpen sourceAndroidiOSWebAPI8.5From $265 a month - 2
Hightouch
Free planAndroidiOSWebAPI8.2From $350 a month - 3
Singular
Free planAndroidiOSWebAPI8.1$0.05 one-time - 4
Bitscale
Free planWebAPI7.4From $349 a month - 5
DataChannel
Free planWebAPI7.3From $99 a month - 6
Dataflowz
Free planWebAPISelf-hosted7.3From $49 a month