March 2026 is a big month for the Calliope platform. All four desktop tools shipped major releases this week: Calliope AI Lab v1.4.0, Calliope AI IDE v1.5.0, Chat Studio v1.1.0, and DB Loadr v1.2.0. Across these four releases there are new connectors, faster agents, smarter query engines, inline data visualization, and a significant rework of the multi-agent Council Mode in the IDE.

Here is what shipped and where to get it.

Calliope AI Lab v1.4.0

Download Lab v1.4.0 | Full Release Notes

The headline: notebook generation is now 2x faster, and the natural language SQL engine has been rebuilt from scratch. The new SQL assistant surfaces plain-English explanations for every query it generates, flags large row count queries before execution, and suggests optimized alternatives automatically.

This release also ships a complete overhaul of Ollama integration. Auto-discovery of local models on startup, instant model switching, and an inline health and memory indicator. Running fully offline is now a first-class experience.

Rounding out the release: Lab notebooks can now register datasets directly to Chat Studio. Finish your analysis, share it with your team as a queryable dataset in one step.

Key changes:

• Notebook generation 2x faster with streaming cell output
• New natural language SQL engine with query safety checks
• Ollama auto-discovery and health monitoring
• Dataset registration to Chat Studio
• 30% faster cold launch on macOS and Windows

Calliope AI IDE v1.5.0

Download IDE v1.5.0 | Full Release Notes

The IDE release is headlined by two things: Council Mode upgrades and a 50% faster AutoAgent backend. Council Mode now supports named roles (Architect, Security Reviewer, Performance Analyst) each backed by a different model, with async deliberation so you can keep working while the agents think. AutoAgent task decomposition is now parallel, cutting completion time in half for complex multi-step tasks.

Staged changes review is now line-level precise. Accept or reject individual hunks rather than whole files. For large codebases this is a significant upgrade to control and confidence.

New provider support: DeepSeek R2 and xAI Grok 3, bringing the total to 11 LLM providers.

Key changes:

• Council Mode named roles with async deliberation
• AutoAgent backend 50% faster with parallel task decomposition
• Line-level staged changes review
• DeepSeek R2 and Grok 3 provider support
• Configurable approval gates for shell commands and external calls in Plan Mode

Chat Studio v1.1.0

Download Chat Studio v1.1.0 | Full Release Notes

The first major Chat Studio release since launch, and it addresses the top two requests immediately: inline data visualization and a proper audit trail for compliance teams.

Ask for a bar chart, get a bar chart, right in the conversation. No export step. Interactive charts supporting bar, line, scatter, pie, and area formats, with PNG export and clipboard copy.

The query engine has been rebuilt for multi-turn coherence. Schema context is maintained across the full conversation. You can reference “that table from earlier” and get the right result. SQL Transparency has been upgraded to a full collapsible panel you can edit and rerun directly.

Compliance teams get a complete signed audit log: who asked what, against which data source, with the exact SQL, timestamped and exportable.

Key changes:

• Inline chart visualization (bar, line, scatter, pie, area)
• Rebuilt query engine with multi-turn schema context
• SQL Transparency panel with edit and rerun
• Signed audit trail with CSV and JSON export
• Multi-model switching mid-conversation
• Intelligent context compression for long sessions

DB Loadr v1.2.0

Download DB Loadr v1.2.0 | Full Release Notes

Five new connectors (CockroachDB, ClickHouse, Cassandra, Oracle, DynamoDB) bring Loadr to 27 total. The query editor has been completely rebuilt with syntax highlighting, schema-aware autocomplete, multi-tab sessions, and query history. It now feels like a professional database tool rather than a browser widget.

The AI query assistant is significantly smarter this release. It does schema-aware suggestion and will now critique and optimize queries you have already written: propose index hints, rewrite joins, suggest CTEs. The new table diff tool compares tables across connections at the cell level. Parquet export is now supported alongside CSV and JSON.

Key changes:

• 5 new connectors: CockroachDB, ClickHouse, Cassandra, Oracle, DynamoDB (27 total)
• Rebuilt query editor with autocomplete and syntax highlighting
• AI query optimization for existing queries
• Table diff tool with cell-level comparison
• Parquet export for query results
• Connection health dashboard with live latency and query count

Download Everything

All four tools are free to download. Bring your own API keys.

All tools are also available as part of the Calliope Workbench. See the full platform.