DataStax Astra DBVector search NoSQL database built on Apache Cassandra.
vs
TiDBThe distributed SQL database built for AI agents
Comparison · Vector Databases · weekly run Nov 2
DataStax Astra DB vs TiDB
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
DataStax Astra DB is the stronger AI pick in Vector Databases: it has a visibility score of 3 versus 1.9 for TiDB.
Choose DataStax Astra DB if…
- You want the brand AI engines rank higher (3 vs 1.9)
- You need a self-hosted or on-premises option
- You need HIPAA or PCI DSS or SOC 2 or ISO/IEC 27001 coverage
- You prefer a larger, established vendor (5,000+ employees)
Choose TiDB if…
- You need ISO/IEC 27001:2013 or SOC 2 Type 2 or GDPR or CCPA coverage
AI visibility side by side
Latest weekly run · Nov 2
| Metric | DataStax Astra DB | TiDB |
|---|---|---|
| Visibility score | 3% | 1.9% |
| Change vs last week | New | New |
| Rank in Vector Databases | #18 | #20 |
| Share of voice | 1.1% | 0.7% |
| Mentions this run | 5 | 3 |
| Positive in AI answers | — | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
DataStax Astra DB 0pp · TiDB 0pp over 0 weekly runs.
Engine by engine
DataStax Astra DB leads on 2 of 3 engines
ChatGPT
AI Mode
Perplexity
DataStax Astra DBTiDB
Head to head in AI answers
0 engine answers name both brands
0DataStax Astra DB ranked higher
0TiDB ranked higher
Features, pricing & fit
| Dimension | DataStax Astra DB | TiDB |
|---|---|---|
| Pricing model | — | Usage-based |
| Entry price | — | Free; paid from $400 / mo |
| Free plan | — | Yes |
| Deployment | Cloud database-as-a-service; HCD for on-premises or private cloud | Managed cloud service (TiDB Cloud), bring-your-own-cloud (BYOC) deployment in the customer's cloud account, and self-managed open source |
| Compliance | HIPAA, PCI DSS, SOC 2, ISO/IEC 27001 | ISO/IEC 27001:2013, SOC 2 Type 2, GDPR, CCPA |
| Support | Documentation | Online documentation and setup guides, FAQs, Contact sales |
| Founded | — | 2015 |
| Headquarters | — | Sunnyvale, California |
| Employees | 5,000+ | 501–1,000 |
| Funding | Undisclosed round (last round per Tracxn) | Series A |
| Best for | Enterprises building generative AI and retrieval-augmented generation applications that need scalable NoSQL storage with vector search. | Teams building AI agents and agentic workloads that need vectors, transactions and analytics in one database |
Plans side by side
DataStax Astra DB
Pricing not available.
TiDB
Starter$0month
Essential (Public Preview)$400month (compute from)
Premium (Public Preview)$1,800month (compute from)
Dedicated$1,376month (cluster from)
BYOC (Public Preview)Custom
TiDB Cloud Lake Personal (Public Preview)$1.6hour (warehouse compute from)
TiDB Cloud Lake Business (Public Preview)$2.4hour (warehouse compute from)
TiDB Cloud Lake Dedicated (Public Preview)Custom
Pros and cons
Themes from the AI answers that mention each brand
DataStax Astra DB
- Integrated vector search in one serverless NoSQL database
- Annual commitment and volume discounts
- Built on Apache Cassandra
TiDB
Profile in progress.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “DataStax Astra DB vs TiDB”, https://slateindex.ai/compare/datastax-astra-db-vs-tidb, data of Nov 2, 2026. Licence: CC BY 4.0.