# Google Cloud Pub/Sub vs Redpanda

**Leader by vioscaleAI score:** Redpanda

| Attribute | Google Cloud Pub/Sub | Redpanda |
|---|---|---|
| **vioscaleAI score** | 53.7 (50% (medium)) | 66.2 (58% (medium)) |
| activity.commits_last_30d | - | 100 |
| adoption.dependent_repos | - | 25 |
| adoption.github_stars | - | 12,610 |
| content.faq | `[{"answer":"Google Cloud's managed messaging system that reliably routes messages between applications with support for real-time data processing and integration with analytics, log management, and data platforms. It is indexed under Message Queues.","source":"https://cloud.google.com/pubsub","question":"What is Google Cloud Pub/Sub?","confidence":0.6},{"answer":"Google Cloud Pub/Sub offers a free tier, so you can start without paying. Paid plans start at $0.27. Pricing changes often, so verify at source before relying on it.","source":"https://cloud.google.com/pubsub","question":"Is Google Cloud Pub/Sub free?","confidence":0.6},{"answer":"We have confirmed browser-based access to Google Cloud Pub/Sub. 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://cloud.google.com/pubsub","question":"What platforms does Google Cloud Pub/Sub support?","confidence":0.6},{"answer":"Not fully, on what we have confirmed. Google Cloud Pub/Sub is offered as cloud / SaaS and hybrid, and a hybrid deployment usually means some components can run on your own infrastructure while the rest stays vendor-hosted. We have not confirmed a completely self-hosted option, so check with the vendor if that is a requirement.","source":"https://cloud.google.com/pubsub","question":"Can Google Cloud Pub/Sub be self-hosted?","confidence":0.6},{"answer":"We have confirmed 11 integrations for Google Cloud Pub/Sub, including BigQuery, Cloud Storage, Dataflow, Splunk, Datadog, Striim, Informatica and Confluent Cloud, plus 3 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://cloud.google.com/pubsub","question":"What does Google Cloud Pub/Sub integrate with?","confidence":0.6},{"answer":"Google Cloud Pub/Sub is available worldwide. Its primary market is the United States.","source":"https://cloud.google.com/pubsub","question":"Where is Google Cloud Pub/Sub available?","confidence":0.5}]` | `[{"answer":"A data streaming platform designed to reduce operational costs while maintaining high throughput. Kafka-compatible with support for both managed cloud deployments (Dedicated, BYOC, Serverless) and self-hosted options, featuring tiered storage, built-in data transforms, and governance capabilities for AI agents. It is indexed under Message Queues.","source":"https://www.redpanda.com","question":"What is Redpanda?","confidence":0.6},{"answer":"Redpanda does not publish its prices. Pricing is quoted on request, across 3 plans (Community Edition, Enterprise Edition and Redpanda Cloud), so the figure depends on your seat count and requirements. We record this as a pricing-transparency signal rather than guessing a number. Pricing changes often, so verify at source before relying on it.","source":"https://www.redpanda.com","question":"How much does Redpanda cost?","confidence":0.6},{"answer":"Redpanda supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.redpanda.com","question":"What platforms does Redpanda support?","confidence":0.6},{"answer":"Yes. Redpanda can be deployed cloud / SaaS, hybrid, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.redpanda.com","question":"Can Redpanda be self-hosted?","confidence":0.6},{"answer":"We have confirmed 9 integrations for Redpanda, including Kafka, PostgreSQL, Apache Iceberg, Snowflake, BigQuery, Google Cloud Storage, AWS and Google Cloud Platform, plus 1 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.redpanda.com","question":"What does Redpanda integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and GDPR for Redpanda. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Redpanda not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.redpanda.com/legal/security","question":"What security certifications does Redpanda have?","confidence":0.7}]` |
| deployment.options | `{"cloud":true,"hybrid":true}` | `{"cloud":true,"hybrid":true,"self_hosted":true}` |
| description.long | Google Cloud's publish-subscribe messaging platform that delivers events to multiple subscribers with at-least-once delivery guarantees, cross-zone replication, and optional per-key ordering. It integrates with popular data processing, analytics, and monitoring tools for end-to-end data streaming solutions. | A data streaming platform optimized for high performance and developer productivity, offering Kafka-compatible APIs with lower operational overhead. Available as a managed cloud service or self-hosted deployment. |
| features.capabilities | `{"hosting":"cloud","ordering":"per_key","paradigm":"pubsub","message_replay":true,"persistent_log":true,"consumer_groups":true,"geo_replication":true,"managed_offering":true,"stream_processing":true,"delivery_guarantee":"at_least_once","horizontal_scaling":true}` | `{"hosting":"both","ordering":"per_partition","paradigm":"log_stream","protocol":"Kafka protocol","message_replay":true,"persistent_log":true,"consumer_groups":true,"geo_replication":true,"kafka_compatible":true,"managed_offering":true,"stream_processing":true,"delivery_guarantee":"at_least_once","horizontal_scaling":true}` |
| integrations.count | 9 | 300 |
| integrations.list | `[{"name":"BigQuery"},{"name":"Cloud Storage"},{"name":"Dataflow"},{"name":"Splunk","category":"logs"},{"name":"Datadog","category":"logs"},{"name":"Striim","category":"data integration"},{"name":"Informatica","category":"data integration"},{"name":"Confluent Cloud"},{"name":"Apache Kafka"},{"name":"Knative Eventing","category":"serverless"},{"name":"Looker Studio","category":"visualization"},{"name":"Data Studio","category":"visualization"}]` | `[{"name":"Kafka"},{"name":"PostgreSQL"},{"name":"Apache Iceberg"},{"name":"Snowflake"},{"name":"BigQuery"},{"name":"Google Cloud Storage"},{"name":"AWS"},{"name":"Google Cloud Platform"},{"name":"Azure"},{"name":"MySQL","native":true,"category":"database","direction":"inbound"},{"name":"Amazon S3","native":true,"category":"storage","direction":"outbound"},{"name":"Databricks Unity Catalog","native":true,"category":"analytics","direction":"outbound"},{"name":"AWS Glue Data Catalog","native":true,"category":"analytics","direction":"bidirectional"},{"name":"Kerberos","native":true,"category":"authentication","direction":"inbound"},{"name":"Debezium","category":"data_integration"},{"name":"Schema Registry","category":"schema_management"},{"name":"Apache Spark","category":"data_processing"},{"name":"Grafana","native":true,"category":"monitoring"},{"name":"Prometheus","native":true,"category":"monitoring"},{"name":"Kubernetes","category":"orchestration"},{"name":"ClickHouse","category":"analytics"},{"name":"ScyllaDB","category":"database"},{"name":"Benthos","category":"data_integration"}]` |
| language.primary | - | C++ |
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"cli":true,"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"usage","plans":[{"free":false,"name":"Standard Pub/Sub","summary":"$40/TiB throughput + $0.27/GiB-month storage (first 10 GiB throughput free)","features":["At-least-once message delivery","Per-key message ordering","Pull and push delivery modes","Cross-zone replication","Automatic scaling and provisioning","Message retention and snapshots"],"components":[{"per":{"qty":1,"unit":"TiB"},"kind":"metered","amount":40,"currency":"USD"},{"per":{"qty":1,"unit":"GiB-month"},"kind":"metered","amount":0.27,"currency":"USD"}],"description":"Pay-as-you-go pricing based on message throughput and retention","contactSales":false,"includedLimits":{"free_throughput":"10 GiB/month"}}],"addOns":[{"name":"BigQuery Subscription","components":[{"per":{"qty":1,"unit":"TiB"},"kind":"metered","amount":50,"currency":"USD"}]},{"name":"Cloud Storage Subscription","components":[{"per":{"qty":1,"unit":"TiB"},"kind":"metered","amount":50,"currency":"USD"}]},{"name":"Kinesis Data Streams Import","components":[{"per":{"qty":1,"unit":"TiB"},"kind":"metered","amount":50,"currency":"USD"}]},{"name":"Other Source Imports (Azure Event Hubs, AWS MSK, Confluent Cloud)","components":[{"per":{"qty":1,"unit":"TiB"},"kind":"metered","amount":80,"currency":"USD"}]}],"summary":"Usage-based: $40/TiB throughput, $0.27/GiB-month storage. Free tier: 10 GiB/month throughput.","currency":"USD","freeTier":true,"sourceUrl":"https://cloud.google.com/pubsub","retrievedAt":"2026-08-05T13:22:58.268Z","startingPrice":{"amount":0.27,"period":"month","currency":"USD"},"billingPeriods":["month"]}` | `{"type":"hybrid","plans":[{"free":true,"name":"Community Edition","summary":"Free, BSL license","description":"Free, source-available under BSL","contactSales":false},{"free":false,"name":"Enterprise Edition","summary":"Contact for pricing","description":"Commercially supported self-managed deployment","contactSales":true},{"free":false,"name":"Redpanda Cloud","summary":"Contact for pricing","description":"Fully-managed cloud service with Dedicated, BYOC, and Serverless options","contactSales":true}],"summary":"Free tier (Community Edition). Cloud and Enterprise plans available via quote.","currency":"USD","freeTier":true,"sourceUrl":"https://www.redpanda.com","retrievedAt":"2026-08-14T12:13:12.076Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | low | low |
| pricing.transparent | no | no |
| release.cadence_days | - | 6 |
| release.history | - | `[{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.2.2","date":"2026-08-22T00:45:06Z","type":"stable","version":"v26.2.2"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.17","date":"2026-08-20T00:03:34Z","type":"stable","version":"v26.1.17"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v25.3.17","date":"2026-08-20T00:04:06Z","type":"stable","version":"v25.3.17"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.16","date":"2026-08-13T19:25:19Z","type":"stable","version":"v26.1.16"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v25.3.16","date":"2026-08-13T19:13:59Z","type":"stable","version":"v25.3.16"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.15","date":"2026-08-07T03:37:58Z","type":"stable","version":"v26.1.15"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.2.1","date":"2026-07-28T17:59:50Z","type":"stable","version":"v26.2.1"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.14","date":"2026-07-24T11:39:02Z","type":"stable","version":"v26.1.14"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.13","date":"2026-07-17T02:23:03Z","type":"stable","version":"v26.1.13"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.12","date":"2026-06-28T05:05:50Z","type":"stable","version":"v26.1.12"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.11","date":"2026-06-25T23:58:29Z","type":"stable","version":"v26.1.11"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.10","date":"2026-06-12T15:46:57Z","type":"stable","version":"v26.1.10"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v25.3.15","date":"2026-06-04T21:12:07Z","type":"stable","version":"v25.3.15"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.9","date":"2026-05-22T12:40:44Z","type":"stable","version":"v26.1.9"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.8","date":"2026-05-14T12:16:09Z","type":"stable","version":"v26.1.8"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.7","date":"2026-05-08T12:48:18Z","type":"stable","version":"v26.1.7"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.6","date":"2026-04-22T01:35:02Z","type":"stable","version":"v26.1.6"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v25.3.14","date":"2026-04-16T14:42:56Z","type":"stable","version":"v25.3.14"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.5","date":"2026-04-15T14:20:44Z","type":"stable","version":"v26.1.5"},{"url":"https://github.com/redpanda-data/redpanda/releases/tag/v26.1.4","date":"2026-04-11T15:29:06Z","type":"stable","version":"v26.1.4"}]` |
| reliability.sla_pct | - | 99.99 |
| reliability.status_page | yes | yes |
| security.certifications | - | `[{"name":"SOC 2 Type II","status":"active","auditor":"Barr Advisory","evidenceUrl":"https://www.redpanda.com/blog/soc-2-compliance-data-streaming-cloud"}]` |
| security.disclosure_policy | - | yes |
| security.gdpr | - | yes |
| security.scorecard | - | 6.5 |
| security.soc2 | - | yes |
| security.trust_center | - | https://www.redpanda.com/blog/soc-2-compliance-data-streaming-cloud |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fredpanda-data%2Fredpanda%2Fsrc%2Fgo%2Frpk&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Message Queues)

| Capability | Google Cloud Pub/Sub | Redpanda |
|---|:--:|:--:|
| **Core** |  |  |
| Messaging paradigm | Pub/sub | Log / streaming |
| **Correctness** |  |  |
| Delivery guarantee | At-least-once | At-least-once |
| Ordering guarantee | Per-key | Per-partition |
| **Durability** |  |  |
| Durable replayable log | ✓ | ✓ |
| Message replay / rewind | ✓ | ✓ |
| **Interop** |  |  |
| Wire protocol | - | Kafka protocol |
| Kafka-protocol compatible | - | ✓ |
| **Scale** |  |  |
| Partitioned horizontal scaling | ✓ | ✓ |
| Geo / cross-region replication | ✓ | ✓ |
| **Consumption** |  |  |
| Consumer groups / competing consumers | ✓ | ✓ |
| Dead-letter queue | - | - |
| **Deployment** |  |  |
| Managed cloud offering exists | ✓ | ✓ |
| Hosting | Cloud only | Cloud + self-hosted |
| **Processing** |  |  |
| Built-in stream processing | ✓ | ✓ |

*Source: vioscaleAI. Generated 2026-10-16T20:08:16.943Z. "-" = undocumented, not absent.*