Pub/Sub Lite documentation
Pub/Sub Lite is a high-volume partition-based messaging service that provides increased
flexibility around deployment and management.
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Pub/Sub Lite reference docs
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2025-08-29 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-29 UTC."],[],[],null,["# Pub/Sub Lite documentation\n==========================\n\n[Read product documentation](/pubsub/docs/pubsub_lite_overview)\n| **Note:** Pub/Sub Lite is deprecated. Effective March 18, 2026, Pub/Sub Lite will be turned down. \n|\n| - Current customers: Pub/Sub Lite remains functional until March 18, 2026. \n| If you have not used Pub/Sub Lite within the 90-day period preceding July 15, 2025 (April 15, 2025 - July 15, 2025), you won't be able to access Pub/Sub Lite starting on July 15, 2025.\n| - New customers: Pub/Sub Lite is no longer available for new customers after September 24, 2024.\n|\n| You can migrate your Pub/Sub Lite service to\n| [Google Cloud Managed Service for Apache Kafka](/pubsub/lite/docs/migrate-pubsub-lite-to-managed-service-for-apache-kafka)\n| or [Pub/Sub](/pubsub/lite/docs/migrate-pubsub-lite-to-pubsub).\n\n\nPub/Sub Lite is a high-volume partition-based messaging service that provides increased\nflexibility around deployment and management.\n[Get started for free](https://console.cloud.google.com/freetrial) \n\n#### Start your proof of concept with $300 in free credit\n\n- Get access to Gemini 2.0 Flash Thinking\n- Free monthly usage of popular products, including AI APIs and BigQuery\n- No automatic charges, no commitment \n[View free product offers](/free/docs/free-cloud-features#free-tier) \n\n#### Keep exploring with 20+ always-free products\n\n\nAccess 20+ free products for common use cases, including AI APIs, VMs, data warehouses,\nand more.\n\nDocumentation resources\n-----------------------\n\nFind quickstarts and guides, review key references, and get help with common issues. \nfollow_the_signs\n\n### Get started with Pub/Sub Lite\n\n-\n\n [What is Pub/Sub and Pub/Sub Lite](/pubsub/docs/pubsub_lite_overview)\n\n-\n\n [Choose Pub/Sub or Pub/Sub Lite](/pubsub/docs/choose_lite_or_pubsub)\n\n-\n\n [Quickstart: Publish and receive messages with Pub/Sub Lite](/pubsub/lite/docs/publish-receive-messages-console)\n\n-\n\n [Authenticate to Pub/Sub Lite](/pubsub/lite/docs/authentication)\n\n-\n\n [Access Control for Pub/Sub Lite](/pubsub/lite/docs/access-control)\n\n-\n\n [Tutorial: Stream messages to Pub/Sub Lite with Dataflow](/pubsub/lite/docs/stream-messages-dataflow)\n\n-\n\n [Tutorial: Read and write Pub/Sub Lite messages using Apache Spark](/pubsub/lite/docs/write-messages-apache-spark)\n\nformat_list_numbered\n\n### Use Pub/Sub Lite\n\n-\n\n [Create and manage Lite topics](/pubsub/lite/docs/topics)\n\n-\n\n [Create and manage Lite reservations](/pubsub/lite/docs/reservations)\n\n-\n\n [Publish messages to Lite topics](/pubsub/lite/docs/publishing)\n\n-\n\n [Create and manage Lite subscriptions](/pubsub/lite/docs/subscriptions)\n\n-\n\n [Receive messages from Lite subscriptions](/pubsub/lite/docs/subscribing)\n\n-\n\n [Replay and purge Pub/Sub Lite messages](/pubsub/lite/docs/seek)\n\n-\n\n [Monitor Pub/Sub Lite](/pubsub/lite/docs/monitoring)\n\nfind_in_page\n\n### Pub/Sub Lite reference docs\n\n-\n\n [Pub/Sub Lite pricing](/pubsub/lite/pricing)\n\n-\n\n [Questions about billing](/pubsub/lite/docs/billing-questions)\n\n-\n\n [Quotas and limits](/pubsub/lite/quotas)\n\n-\n\n [All Pub/Sub Lite code samples](/pubsub/lite/docs/samples)\n\n-\n\n [Pub/Sub Lite client libraries](/pubsub/lite/docs/reference/libraries)\n\n-\n\n [Pub/Sub Lite REST APIs](/pubsub/lite/docs/reference/rest)\n\n-\n\n [Pub/Sub Lite RPC APIs](/pubsub/lite/docs/reference/rpc)\n\n-\n\n [Pub/Sub Lite gcloud commands](/sdk/gcloud/reference/pubsub)"]]
