Rerun
The data layer for physical AI. Log, query, visualize, and stream to train on multimodal robotics data.
81 employees · est. 2022 · Stockholm, Sweden
SurrealDB
The unified data layer for AI. Database and agent memory in one engine.
40 employees · est. 2022 · London, United Kingdom
Rerun is the larger of the two.
Side-by-Side Comparison
| Metric | Rerun | SurrealDB |
|---|---|---|
| Founded | ||
| Founded | 2022 | 2022 |
| Headquarters | ||
| Headquarters | Stockholm, Sweden | London, United Kingdom |
| Employees | ||
| Employees | 81 larger | 40 |
| Industry | ||
| Industry | AI, Computer Vision, Developer Tools | Big Data, Computing, Data Analytics |
| Funding Stage | ||
| Funding Stage | Seed | Series A |
| Total Funding | ||
| Total Funding | $18.80M | $44.00M |
| Funding Rounds | ||
| Funding Rounds | 2 | 3 |
| Services | ||
| Services | Data logging and visualization toolchain, Rerun SDK, Rerun Hub for backend support | SurrealDB, Spectron, SurrealDS, SurrealDB Cloud, SurrealQL |
| Target Customers | ||
| Target Customers | AI Researchers, Robotics Engineers, Machine Learning Practitioners, Data Scientists, Software Developers, Open Source Contributors | AI developers, startups, enterprises, fintech companies, healthcare organizations, gaming industry |
| Taxonomy | ||
| Taxonomy | Physical AI, Multimodal Robotics Data, Data Visualization, Realtime Data Processing, Data Ingestion, Telemetry Data, Columnar Storage, Data Querying, Dataset Streaming, Teleoperation, Fleet Management, Human-Data Integration, Simulation Data, Open Source SDK, Rust Development | AI-Native Database, Multi-Model Database, Rust Development, Real-Time Applications, Embedded Systems, Edge Computing, Knowledge Graphs, Cloud-Ready, Operational Scalability, Full-Text Search, Event-Driven Applications, Backend-as-a-Service, OLTP Applications, Graph Database, Time-Series Data |
| Website | ||
| Website | rerun.io | surrealdb.com |
About Rerun
Rerun, founded in 2022, is a groundbreaking company headquartered in Sweden, specializing in AI, Computer Vision, Developer Tools, and IT. Leveraging its slogan, "The data layer for physical AI. Log, query, visualize, and stream to train on multimodal robotics data.", the company delivers a unified...
About SurrealDB
SurrealDB, headquartered in the United Kingdom and founded in 2022, addresses the complexities of modern data requirements with its innovative approach. Promoted as "The multi-model database for AI agents," SurrealDB is built in Rust and integrates various data models—including document, graph, rela...
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Funding, hiring, leadership and stack changes at Rerun and SurrealDB — by email.
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Compiled from the BounceWatch company index. We last looked at Rerun on 2 Sep 2026, and SurrealDB on 3 Jun 2026. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.