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AutoMQ

Open source · OSI-approvedStatus: unknownNew

Diskless Kafka-compatible event streaming that stores data on S3.

AutoMQ is an Apache Kafka-compatible event streaming platform that keeps its system of record in object storage such as S3 instead of broker-attached disks. It serves data and platform teams who run Kafka workloads — pipelines, event-driven services, stream processing — and want lower storage cost with faster elastic scaling. Existing Kafka clients and tools connect unchanged while compute and storage scale separately.[1][2]

Quick verdict

AutoMQ suits teams already committed to Kafka APIs who want to cut storage and cross-AZ cost without re-platforming consumers. Its strength is the diskless design: S3 as the system of record with stateless brokers that scale in seconds at a claimed sub-10ms P99. The tradeoff is a cloud-object-storage-centered architecture with usage-based fees that need calculator modelling, plus a Kafka-derived codebase to track against upstream releases. If Kafka compatibility is a hard requirement and your bill hurts, shortlist AutoMQ; if you can leave the Kafka protocol behind, compare simpler managed queues first.[1][2][3]

Key features

  • Kafka-protocol compatibility for existing clients Producers, consumers, and tooling built for Apache Kafka connect to AutoMQ without rewrites, keeping the migration surface to broker replacement.[1]

  • S3 as the system of record Topic data persists in object storage while brokers stay stateless, replacing broker-attached disks and their replica traffic.[1]

  • Elastic scaling in seconds Stateless brokers join and rebalance in seconds, so capacity follows peak throughput instead of sitting provisioned for it.[1]

  • Sub-10ms P99 latency positioning The vendor positions the platform at sub-10ms P99 latency on its recommended storage path; treat this vendor claim as one to validate against your own workload.[1]

  • No cross-AZ replication charges by design Because replicas resolve from shared object storage rather than broker-to-broker copies, the design removes the cross-AZ replication traffic that dominates self-run Kafka bills.[1][2]

  • Multi-cloud BYOC plus managed Cloud Clusters run inside your own AWS, GCP, Azure, or Oracle tenancy, or as managed AutoMQ Cloud; infrastructure bills to your cloud account plus an AutoMQ service fee.[1]

  • Usage-based pricing without partition fees Billing follows throughput and requests with automatic volume discounts and no per-partition charge; the Pro tier carries a 300-dollar monthly cluster fee and Enterprise is quote-only.[1]

  • Named production users at large scale Published case studies name Grab, Tencent, JD.com, Honda, and Geely among production users, giving large-scale reference points beyond benchmarks.[1]

Who will love it

  • Teams paying too much for Kafka storage: S3-backed retention replaces EBS-heavy clusters and the pricing calculator shows the exact line items.[1][2]

  • Workloads with sharp peaks: seconds-scale broker elasticity absorbs bursts without permanently provisioned capacity.[1]

  • Platform teams standardizing on object storage: BYOC keeps data in your own tenancy while removing broker disk operations.[1]

Who should avoid it

  • Architectures that cannot center on object storage: the cost and scaling story assumes S3-style storage, so edge or on-prem settings without it fall outside the design.[1][2]

  • Teams needing guaranteed upstream Kafka parity: compatibility is stated against the Kafka protocol on a Kafka-derived codebase, so confirm your client and feature versions before migrating.[1][2]

  • Buyers wanting one flat monthly price: ingress, egress, request, and infrastructure charges vary with traffic, so the calculator is the honest quote rather than a single number.[1]

Alternatives and compatibility

Positioned against self-run Apache Kafka: the pricing calculator defaults to that comparison and its savings line items target teams operating their own brokers.[1]

Positioned against Amazon MSK and Confluent Cloud: the site offers a direct MSK comparison and claims savings against Confluent Cloud Enterprise tiers.[1][2]

Staying means keeping the Kafka ecosystem: clients, connectors, and stream processors carry over, while leaving the protocol opens simpler managed queues outside this comparison.[1]

Questions worth asking

What is the best AutoMQ alternative for non-technical users?

If Kafka compatibility is required, the managed Cloud service is the lowest-operations path because there is no broker fleet to run. If the team is non-technical and the Kafka protocol itself is negotiable, a simpler hosted queue fits better — but that means leaving the Kafka family, not an AutoMQ feature.[1][2]

Is AutoMQ really no-code?

No. AutoMQ is Kafka-compatible streaming infrastructure: topics, partitions, consumer groups, and throughput still need engineering judgment. The console and managed service remove broker operations, not streaming design.[1]

How much does AutoMQ cost per month?

Pro starts at 300 dollars per month in cluster fees plus per-gigabyte ingress and egress, S3 request charges, and your own cloud infrastructure bill; Enterprise is quote-only. The site calculator, not a flat figure, is the working quote. Prices checked October 7, 2026.[1]

Can you self-host AutoMQ?

Yes, within its model: BYOC runs inside your own cloud tenancy and local Docker deployment is documented, with the open core under Apache-2.0. This is self-hosting on object storage rather than on broker disks, so confirm Terraform, Helm, and edition limits against current docs before committing.[1][2]

Sources and editorial review

Source research. Reviewed on October 7, 2026. Written by Sanjib Sah. AI assisted; reviewed by a human editor.

We have not run or tested this product.

  1. AutoMQ - Diskless Kafka on S3

    official · Observed October 7, 2026

    Official homepage positions AutoMQ as diskless Kafka on S3: 100 percent Kafka compatible, sub-10ms P99 latency, elastic scaling without over-provisioning, zero cross-AZ cost. Deploy on AWS, GCP, Azure, Oracle; production case studies include Grab, Tencent, JD.com, Honda, Geely; claims savings up to 74 percent versus Amazon MSK.

  2. AutoMQ Pricing Calculator

    official · Observed October 7, 2026

    Pricing page: pay-as-you-go with no partition fees and automatic volume discounts. Pro tier shows a 300-dollar monthly cluster fee plus per-gigabyte ingress and egress, S3 request, and cloud infrastructure charges; Enterprise is contact-only. Calculator defaults compare against self-run Apache Kafka with MSK, Confluent, and Kinesis comparisons.

  3. AutoMQ/automq repository

    official · Observed October 7, 2026

    Repository page for AutoMQ/automq; title describes diskless Kafka on S3 with cost, autoscale, and latency claims. Catalogue GitHub observation dated 2026-10-03 records 10,901 stars, 784 forks, Apache-2.0 license, and last commit 2026-10-01. Page-body fetch returned navigation boilerplate, so feature detail rests on the homepage and pricing sources above.

Compared with these products

No explicit proprietary baseline is recorded.

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