Releasesby GlyphOur new Text-to-Speech model entered public beta with lower latency and more expressive speech
Our new Text-to-Speech model is available in public beta, with lower latency and more expressive speech. In our latest measurements, the beta reaches time to first audio in under 50 ms, against 225 ms for the production model. Latency varies with network conditions and input. Set model_name to "gradium-tts-beta" in your TTS setup to use the beta.
Also shipped Sep 22, 2026Gradium in September 2026 →
Shopify connector (Beta)
The Shopify connector is now available in Lakeflow Connect in Beta . Workspace admins can control access to this feature from the Previews page. The connector ingests e-commerce data such as products, orders, customers, inventory, fulfillments, and discounts from Shopify into Databricks. Authentication uses the Shopify OAuth client credentials grant.
Lakebase backup schedule API (Beta)
You can now manage Lakebase backup schedules programmatically. The snapshot schedule API lets you read and set a root branch's automated snapshot cadences (daily, weekly, or monthly) and how long each cadence's snapshots are retained. This API is in Beta and available to all Lakebase workspaces. See Create a backup schedule .
OpenAI GPT-6 Sol and GPT-6 Luna are now generally available on Amazon Bedrock
Today, AWS announces the general availability of GPT-6 Sol and GPT-6 Luna from OpenAI on Amazon Bedrock. Expanding the GPT-6 family alongside Astra, these two models give teams more ways to balance intelligence, speed, and cost across every workload. Sol is the daily model for recurring complex tasks and software development.
Claude Opus 5.5 launches with a 1M token context window and 128k output
Anthropic released Claude Opus 5.5 for long-running agentic coding and knowledge work, with a default 1M token context, 128k max output and always-on adaptive thinking. It costs $4 / $20 per MTok, below Claude Opus 5, and is on the Claude API, Bedrock, Google Cloud and Microsoft Foundry.
Fast mode research preview available for Claude Opus 5.5 on the Claude API
Fast mode, in research preview, can now be used with Claude Opus 5.5 on the Claude API.
Claude API beta lets tools be defined inside mid-conversation system messages
With the inline-tools-2026-09-15 beta header, a tool_addition block can carry a full tool definition, so agents can add tools, change schemas or upgrade server tools mid-conversation without invalidating the prompt cache. The same header covers adding and removing tools by reference.
More from GradiumEvery Gradium release →
Clean up a voice you already have without changing its language or who is speaking
Clean up a voice you already have without changing its language or who is speaking. POST /voice-generator/enhance takes a flagship voice, a clone or a candidate and returns candidates with background noise reduced. Audition and convert them like Voice Design candidates. Voice Enhance is in beta; output quality will keep improving.
Gradium has achieved ISO 27001 certification, independently audited by A-LIGN
Gradium has achieved ISO 27001 certification, independently audited by A-LIGN. Visit our Trust Center for certification details and security documentation .
Studio has a redesigned voice catalogue, new voice search controls in Text-to-Speech, and more ways to...
Studio has a redesigned voice catalogue, new voice search controls in Text-to-Speech, and more ways to preview voices in Voice Design. Voice catalogue: Customize layout between tile or list views, group voices by language, and choose which properties to display.
Our new Text-to-Speech model is now the default, with more expressive speech and lower latency
Our new Text-to-Speech model is now the default, with more expressive speech and lower latency. Existing requests using default use the new model without a setup change. gradium-tts-beta also routes to this model until the next TTS beta arrives. Keep that alias to follow future betas, or use default to stay on stable releases.
Create a voice from a written description, no audio sample needed
Create a voice from a written description, no audio sample needed. Describe the accent, age and character you need, generate up to five candidates, and keep your favourite. The voice works with the same Text-to-Speech endpoint as any catalogue voice. In our blind listening evaluation, native speakers judged how well voices matched accent prompts.
Make a voice you already have speak another language or accent, with the same speaker
Make a voice you already have speak another language or accent, with the same speaker. Call POST /voice-generator/localize on a flagship or custom voice, pick an accent, and get candidates back in seconds to audition and convert like Voice Design candidates. GET /voice-generator/available-accents lists the accents you can target.
The voice catalog grows from about 390 to more than 1,400 voices
Gradium expanded its voice catalog to over 1,400 voices and added features for preview samples, usage exports, and pronunciation dictionary management.