Changelog

This page lists the main changes of each Tock release. The complete list of changes (pull requests, contributors) is available in the GitHub releases.

Tock versions follow the YY.M.patch scheme: 26.3.x is the release line started in March 2026. Artifacts are published on Maven Central under the ai.tock group.

26.9.1 (unreleased)

• Removed connectors: Alexa, Google Assistant, Twitter, Apple Business Chat and Rocket.Chat, and the Chatbase analytics module (see Upgrade)
• Tock Studio: the Alexa Export advanced option is removed
• Teams: request timeout set by the new tock_teams_request_timeout_ms property
• Web connector: the events missed by an SSE client are queued again correctly
• Security updates of the dependencies (Angular, LangChain)

26.9.0 (2026-09-29)

• Java 21 is now the minimum version
• New tock-bom artifact, to align the versions of the Tock dependencies (see Kotlin bot)
• Gen AI:
  • AWS Bedrock support (LLM, embeddings, guardrails, reranking), see RAG on AWS
  • Vector store inspection tool
  • Indexing tool fixes, SQL schema for the PGVector hybrid search
• Tock Studio: bot dashboard, trimmed RAG form values
• Google Chat: feedback buttons
• WhatsApp: users identified by their Business-Scoped User ID (BSUID)

See the release notes.

26.3.4 (2026-09-01)

• Tock Studio:
  • Upgrade to Angular 21
  • Configurable environment banner
  • CSV import / export of datasets
  • FAQ import
• Gen AI: custom source labels in RAG answers, waiting message parameter
• Web connector: routing context properties, frontend locale update check
• Bot engine: new user data redaction mechanism

See the release notes.

26.3.3 (2026-07-03)

• Gen AI:
  • Multi-query retriever for RAG
  • Business glossary, covered topics and excluded topics in the RAG prompt context
• Bot engine: transientContext argument for pushNotification
• WhatsApp: WhatsApp Cloud API webhook model fixes

See the release notes.

26.3.2 (2026-05-22)

• Tock Studio:
  • Datasets: create an evaluation from a dataset, delete runs, import / export, RAG debug view
  • Dialogs: search by RAG response status
  • Namespace labels
  • "New sentence" section UX improvements in Language Understanding
• Gen AI:
  • LLM reasoning effort setting
  • Fault-tolerant document compressor
  • Langfuse trace name for the Playground
• Bot engine: coroutine-based checked pushNotification
• Security: externalized Vert.x session timeout, logout fix for PropertyBasedAuthProvider

See the release notes.

26.3.1 (2026-03-27)

• Fix: Tock Studio not reachable with Vert.x 5.0.8

See the release notes.

26.3.0 (2026-03-24)

• Gen AI:
  • Structured LLM response and RAG metrics
  • Evaluation samples (API and Tock Studio screens) and datasets
  • Chunk metadata and title fallback for RAG sources
• Google Chat: Google Workspace Add-on support
• Dependency upgrades

See the release notes.

Previous releases

See the GitHub releases.

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