Claude's voice mode now runs on Anthropic's most capable models across all platforms
Anthropic has upgraded Claude’s voice mode to run on its most powerful Opus and Sonnet models, adding native integrations with Gmail, Google Calendar, and Slack.

- Claude’s voice mode now runs on Anthropic’s Opus and Sonnet models.
- Integrated with Gmail, Google Calendar, and Slack for voice‑driven email and scheduling.
- Positions Claude as the only AI assistant that can send emails by voice, surpassing OpenAI and Google’s current voice offerings.
- Highlights a shift toward more capable, voice‑first AI productivity tools.
Anthropic announced that its Claude AI assistant’s voice mode is now powered by the company’s flagship Opus and Sonnet models, replacing earlier, less capable versions.
The upgrade brings native access to Gmail, Google Calendar, and Slack, allowing users to compose and send emails, schedule events, and interact with Slack channels entirely by voice.
This makes Claude the only assistant that can both understand and generate voice commands while directly performing actions, giving it a functional edge over competitors such as OpenAI’s ChatGPT and Google Assistant, whose voice capabilities remain more limited.
The move reflects Anthropic’s push to integrate its most advanced models into everyday productivity tools, signalling a broader trend toward voice‑first AI interactions.
Provides a new API endpoint for voice‑enabled actions on top‑tier models.
Enables hands‑free email and calendar management, improving workflow efficiency.
Shows Anthropic’s focus on monetizable productivity features, potentially boosting adoption.
Claude can now handle voice commands to send emails and schedule meetings, a unique capability among AI assistants.
- Opus
- Anthropic’s largest, most capable language model, optimized for complex reasoning and generation tasks.
- Sonnet
- Anthropic’s mid‑size model offering strong performance with lower latency and cost than Opus.
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