# Amazon Timestream vs KairosDB

**Leader by vioscaleAI score:** Amazon Timestream

| Attribute | Amazon Timestream | KairosDB |
|---|---|---|
| **vioscaleAI score** | 46.7 (70% (medium)) | 29.5 (55% (medium)) |
| activity.commits_last_30d | - | 0 |
| adoption.dependent_repos | - | 32 |
| adoption.github_stars | - | 1,761 |
| adoption.package_downloads_weekly | - | 3 |
| content.faq | `[{"answer":"Amazon Timestream is a fast, scalable, fully managed time-series database service for workloads from low-latency queries to large-scale data ingestion. It offers multiple database engines including an open source InfluxDB variant with built-in time-series analytics functions. It is indexed under Time-Series Databases.","source":"https://aws.amazon.com/timestream/","question":"What is Amazon Timestream?","confidence":0.6},{"answer":"Amazon Timestream offers a free tier, so you can start without paying. Paid plans are also available: On-Demand and Database Savings Plans. Pricing changes often, so verify at source before relying on it.","source":"https://aws.amazon.com/timestream/","question":"Is Amazon Timestream free?","confidence":0.6},{"answer":"We have confirmed browser-based access to Amazon Timestream. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://aws.amazon.com/pricing/?nc2=h_pr_hub","question":"What platforms does Amazon Timestream support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Amazon Timestream, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://aws.amazon.com/pricing/?nc2=h_pr_hub","question":"Can Amazon Timestream be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed HIPAA and GDPR for Amazon Timestream. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Amazon Timestream not holding them. Always confirm compliance directly before you rely on it.","source":"https://aws.amazon.com/security/?nc1=f_cc","question":"What security certifications does Amazon Timestream have?","confidence":0.7}]` | `[{"answer":"Open-source time series database that leverages Cassandra for storage, providing REST and Graphite protocol support for data ingestion and retrieval, with built-in aggregation functions and extensible architecture via plugins. It is indexed under Time-Series Databases.","source":"https://kairosdb.github.io/","question":"What is KairosDB?","confidence":0.6},{"answer":"KairosDB is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://kairosdb.github.io/","question":"Is KairosDB free to use?","confidence":0.6},{"answer":"KairosDB supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://kairosdb.github.io/","question":"What platforms does KairosDB support?","confidence":0.6},{"answer":"Yes. KairosDB can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://kairosdb.github.io/","question":"Can KairosDB be self-hosted?","confidence":0.6},{"answer":"We have confirmed 3 integrations for KairosDB, including Cassandra, Graphite and Telnet. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://kairosdb.github.io/","question":"What does KairosDB integrate with?","confidence":0.6},{"answer":"Yes. KairosDB is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/kairosdb/kairosdb","question":"Is KairosDB open source?","confidence":0.67}]` |
| deployment.options | `{"cloud":true}` | `{"self_hosted":true}` |
| description.long | A fully managed time-series database engine available in multiple variants optimized for different use cases: one designed for real-time analytics with millisecond query performance, and another based on open-source InfluxDB. Automatically scales to handle millions of data points per second with transparent data lifecycle management across hot and cold storage tiers. | KairosDB is a time series database built on Cassandra that supports multiple cluster architectures with separated read and write paths, allowing efficient data management across distributed systems. |
| features.capabilities | `{"clustering":"distributed","data_model":"metrics","deployment":"managed","downsampling":"continuous_aggregates","ingest_model":"push","licence_class":"proprietary","retention_ttl":"automatic","query_language":"SQL","replication_ha":true,"high_cardinality":"strong","sql_compatibility":"full_sql"}` | `{"clustering":"distributed","data_model":"metrics","deployment":"self_hosted","downsampling":"continuous_aggregates","ingest_model":"push","licence_class":"source_available","retention_ttl":"manual","query_language":"REST API, Graphite protocol","replication_ha":true,"high_cardinality":"strong","sql_compatibility":"non_sql"}` |
| integrations.count | 1 | 3 |
| integrations.list | `[{"name":"AWS services","native":true}]` | `[{"name":"Cassandra"},{"name":"Graphite"},{"name":"Telnet"}]` |
| language.primary | - | Java |
| license.spdx | - | Apache-2.0 |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"web":true}` | `{"linux":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":false,"name":"On-Demand","summary":"Hourly compute and storage charges, no upfront commitments","commitment":"monthly","description":"Pay for compute capacity per hour with no long-term commitments, no minimum fees","contactSales":false},{"free":false,"name":"Database Savings Plans","summary":"1-year commitment with cost savings vs on-demand","commitment":"annual","description":"Flexible pricing with commitment to specific usage over 1-year term","contactSales":false}],"summary":"On-demand hourly compute/storage or 1-year Database Savings Plans","currency":"USD","freeTier":false,"sourceUrl":"https://aws.amazon.com/timestream/","retrievedAt":"2026-08-01T15:34:47.471Z","billingPeriods":["month","year"]}` | `{"type":"open_source","sourceUrl":"https://kairosdb.github.io/","retrievedAt":"2026-08-13T23:03:34.808Z"}` |
| pricing.free_tier | yes | - |
| pricing.model | freemium | open_source |
| pricing.price_level | low | free |
| pricing.transparent | no | - |
| release.cadence_days | - | 92 |
| release.history | - | `[{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.3.0","date":"2021-08-09T04:31:37Z","type":"stable","version":"v1.3.0"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.2.2","date":"2018-11-10T04:04:05Z","type":"stable","version":"v1.2.2"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.3.0-beta1","date":"2018-04-14T04:43:02Z","type":"prerelease","version":"v1.3.0-beta1"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.2.1","date":"2018-03-31T19:07:29Z","type":"stable","version":"v1.2.1"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.2.0","date":"2018-02-01T14:54:51Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.1.3","date":"2017-01-04T00:24:16Z","type":"stable","version":"v1.1.3"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.1.2","date":"2016-09-08T04:29:39Z","type":"stable","version":"v1.1.2"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.1.1","date":"2015-12-08T03:09:45Z","type":"stable","version":"v1.1.1"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.1.0","date":"2015-11-05T23:22:46Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v1.0.0","date":"2015-06-05T05:08:49Z","type":"stable","version":"v1.0.0"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.5beta2","date":"2015-04-03T13:25:15Z","type":"prerelease","version":"v0.9.5beta2"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.5beta1","date":"2015-01-26T20:29:20Z","type":"prerelease","version":"v0.9.5beta1"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.4","date":"2014-07-07T21:30:43Z","type":"stable","version":"v0.9.4"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.3","date":"2014-06-18T16:10:41Z","type":"stable","version":"v0.9.3"},{"url":"https://github.com/kairosdb/kairosdb/releases/tag/v0.9.2","date":"2014-06-18T16:51:02Z","type":"stable","version":"v0.9.2"}]` |
| reliability.sla_pct | 99.99 | - |
| reliability.status_page | yes | yes |
| security.disclosure_policy | yes | - |
| security.fedramp | yes | - |
| security.gdpr | yes | - |
| security.hipaa | yes | - |
| security.pci | yes | - |
| security.scorecard | - | 3.4 |
| security.trust_center | https://aws.amazon.com/security/?nc1=f_cc | - |
| security.vulnerabilities | - | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.kairosdb%3Akairosdb&per_page=100","last_12m":0,"max_severity":"MODERATE"}` |

## Capabilities (Time-Series Databases)

| Capability | Amazon Timestream | KairosDB |
|---|:--:|:--:|
| **Query** |  |  |
| Query language (SQL / PromQL / InfluxQL-Flux / Graphite) | SQL | REST API, Graphite protocol |
| SQL compatibility | Full SQL | Non-SQL |
| **Ingest** |  |  |
| Ingest model | Push | Push |
| **Model** |  |  |
| Data model | Metrics (labels/tags) | Metrics (labels/tags) |
| **Lifecycle** |  |  |
| Downsampling / rollups | Continuous aggregates | Continuous aggregates |
| Retention / TTL | Automatic | Manual |
| **Storage** |  |  |
| Compression (columnar / delta / Gorilla) | - | - |
| **Performance** |  |  |
| High-cardinality handling | Strong | Strong |
| **Scale** |  |  |
| Clustering / horizontal scale | Distributed / sharded | Distributed / sharded |
| Replication / HA | ✓ | ✓ |
| **Deployment** |  |  |
| Deployment | Managed | Self-hosted |
| **Interop** |  |  |
| Prometheus remote-write compatible | - | - |
| **Licensing** |  |  |
| Licence class | Proprietary | Source-available |

*Source: vioscaleAI. Generated 2026-10-16T20:14:55.717Z. "-" = undocumented, not absent.*