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GreyCat

GreyCat · Luxembourg

Plans and prices

Community

Free

Self-hosted · Unified time-series, graph, geospatial and vector store · MCP server and OpenAPI · On-device embeddings

Pro

Priced on request

Pro libraries for full-text and hybrid search, AI and algebra ML · Enterprise connectors · OIDC single sign-on · Monitoring and profiler

Enterprise

Priced on request

Uptime SLAs · EU-sovereign, on-prem, air-gapped or BYO-cloud deployment · Dedicated support and onboarding · Security review

Every plan, in full

On the record

Agent support
A built-in MCP server and OpenAPI support make functions available to AI agents.greycat.io · read 28 Sep 2026
On-device AI
AI runs on-device so prompts and documents stay within the deployment.greycat.io · read 28 Sep 2026
API protocols
GreyCat provides REST, JSON-RPC, OpenAPI and SDK code generation.greycat.io · read 28 Sep 2026
Operations tools
Pro includes monitoring, profiling, live backup and delta backup.greycat.io · read 28 Sep 2026
Binary size
The standalone binary is approximately 4.6 MB.greycat.io · read 28 Sep 2026
Company location
GreyCat is built by DataThings in Luxembourg, European Union.greycat.io · read 28 Sep 2026
Database model
graphgreycat.io · read 23 Sep 2026
Deployment options
bothgreycat.io · read 23 Sep 2026
Enterprise deployment
Enterprise supports EU-sovereign, on-premises, air-gapped and BYO-cloud deployments.greycat.io · read 28 Sep 2026
Enterprise identity
Pro adds OIDC single sign-on.greycat.io · read 28 Sep 2026
Free edition
The Community edition is free forever with no time limit or usage clock.greycat.io · read 28 Sep 2026
Free plan limits
The page does not state a storage, worker, cache or usage limit for Community.greycat.io · read 28 Sep 2026
Enterprise connectors
Connectors include PostgreSQL, Kafka, OPC-UA, MQTT, S3, SFTP, OpenStreetMap and IFC.greycat.io · read 28 Sep 2026
Roadmap items
Many-worlds branching and on-device LLM text generation are listed as planned.greycat.io · read 28 Sep 2026
Search features
Pro adds full-text and hybrid search, AI and algebra machine learning libraries.greycat.io · read 28 Sep 2026
Access control
Community includes role-based access control and token authentication.greycat.io · read 28 Sep 2026
Self-hosting
GreyCat runs as a self-contained binary on the customer's own infrastructure.greycat.io · read 28 Sep 2026
SQL support
Nogreycat.io · read 23 Sep 2026

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