Chat2DB
AI SQL copilot that turns plain-language questions into dialect-accurate queries across 30+ databases — from MySQL to Snowflake.
Overview
Chat2DB is an AI database client and Text-to-SQL workspace covering 30+ engines (MySQL, PostgreSQL, Snowflake, OceanBase) and 10+ LLM backends. A free Apache-2.0 Community edition is on GitHub; Pro costs $16 per user a month, and Starter $9.
Pricing
Pricing shown for reference only. These figures reflect RECATOOLS research as of 27 Sep 2026 and may be out of date or incomplete. This is not financial or purchasing advice — always confirm the current price on the provider’s official website before making any decision.
- 16 database types
- Bring your own AI model key
- No external-service or OEM use
- 3,000 AI requests a month
- Unlimited database types and instances
- 50% student and academic discount
- Shared connections and permissions
- Contact sales
Use cases
What you can produce with Chat2DB
- Natural-language prompt converted to dialect-correct SQL (MySQL, PostgreSQL, Oracle, Snowflake, ClickHouse, etc.)
- One-click SQL error diagnosis and auto-fix with AI explanation
- AI-generated BI dashboard from a plain-English data question
- ER diagram and schema visualisation of any connected database
- Cross-database schema comparison and migration script generation
- Formatted, annotated SQL output with performance optimisation notes
- Shareable team SQL workspace with query history and collaboration (Pro tier)
ASEAN Perspective
Chat2DB in Southeast Asia
Chat2DB's APAC roots are evident: Indonesia is its third-largest traffic source after China and the US, and the tool natively supports OceanBase and TiDB — database engines common in ASEAN fintech and e-commerce stacks. Its built-in support for Chinese-origin LLMs (Qwen 2.5, DeepSeek R1/V3, ERNIE Bot) means regional teams with BYOK (bring-your-own-key) arrangements can avoid routing data through Western providers, an advantage under Singapore's PDPA and Indonesia's PDPuU data-residency expectations. The generous free community tier and low Pro price point ($20/month) are well-suited to cost-sensitive SME and startup environments prevalent across the region.
Chat2DB earns its GitHub crown through breadth: 30+ database engines, 10+ LLM backends including Qwen and DeepSeek, and a functional free Community edition under Apache 2.0. Pro runs $39.80/month ($19.80/month billed annually) — correcting the flat $20/month figure some third-party listings still show — and undercuts most single-purpose Text-to-SQL tools.
The catch is momentum: the last tagged GitHub release was January 15, 2025, an 18-month gap that, combined with 2025-era reviewer complaints about an unfinished-feeling UI and occasional instability, raises real maintenance questions. A supplemental Chat2DB license layered on top of Apache 2.0 also muddies commercial redistribution terms. Teams needing an actively-maintained, audit-ready SQL IDE should verify recent activity before betting on this one; for cost-conscious teams wanting broad database and LLM coverage, it's still a reasonable pick.
What people say
Pro now costs $16 per user a month, and a cheaper Starter plan runs $9 ($8 billed yearly). Chat2DB throws in a genuinely usable 30-day free trial (no card required) plus a 50% student discount, so the paywall is easy to test before committing.
The free Community edition is no longer plain open source. Since July 2026 it ships under a modified, source-available Apache licence that bars offering it as an external service, redistributing binaries or white-labelling it, and GitHub reads that licence as "Other" rather than Apache 2.0 — while Chat2DB's own marketing still advertises "a business-friendly Apache 2.0 license", which its own LICENSE file contradicts. The vendor claims over a million users. Coverage across 40+ database engines — including OceanBase, TiDB, and Snowflake — plus 10+ LLM backends spanning GPT-4o, Claude, Qwen, and DeepSeek is broader than almost any single-purpose SQL AI tool.
Momentum has not cooled, contrary to what this listing previously said. The project moved to a new GitHub organisation, OtterMind, and has tagged eleven releases since July 2026 — v5.3.7 stable in September, with a 5.4 preview the day after. The immature UI and occasional instability that 2025 write-ups flagged predate that run of releases. Team now publishes a price, $40 per user a month. Local does not, and Chat2DB's own Pro card describes the local client as discontinued. The thing to check before standardising a team on it is the licence, not the release cadence.
Two details worth knowing before you trial it. The free tier is narrower than the headline count suggests: Community connects to 16 database types rather than the full 40-plus, and you bring your own model key for the AI features. And the vendor cannot keep its own trial length straight — the Pro card offers seven days free while the FAQ still promises a 30-day trial with no payment details required, so confirm which applies before you plan an evaluation around it. Students and academic staff still get 50% off.
Summary of public user & expert reviews, compiled by RECATOOLS.
Notable facts
- Chat2DB's founder also created EasyExcel, an Alibaba open-source Java library with 30,000+ GitHub stars used by millions of Java developers to handle large Excel files.
- The project appeared repeatedly on GitHub's trending list within months of its 2023 open-source debut, amassing 25,000+ stars faster than most database tools.
- Chat2DB supports BYOK for over 10 LLMs simultaneously — you can configure GPT-4o, Claude, and DeepSeek in the same workspace and switch between them per query.
- Indonesia ranks as the third-largest source of web traffic to chat2db.ai, ahead of most Western European countries — a sign of genuine ASEAN adoption.
Frequently asked questions
About this listing
This entry was compiled from publicly available data including Chat2DB's official website, press releases, documentation, and reputable third-party publications. RECATOOLS is not affiliated with Chat2DB unless explicitly stated.
Third-party AI tools update their pricing, features, availability, and policies frequently. Information here may be outdated by the time you read this — we make reasonable efforts to keep listings current, but cannot guarantee absolute accuracy.
For the latest details, please refer to Chat2DB directly →
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