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Block releases its new voice AI model, Dessa: trained entirely on real-world conversations, with a slightly awkward conversational style.

Jack Dorsey’s company, Block, announced the launch of an end-to-end voice AI model called Dessa, claiming it was trained entirely from scratch using only human speech dialogue data. The official demonstration samples exhibited a mix of naturalness and awkwardness—for example, mistakenly addressing a user as “Ronaldo”—highlighting its anthropomorphic yet still immature conversational capabilities.

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TechCrunch Founder Summit 2026 will be held in Boston on November 4, focusing on customer acquisition, team building, and rational expansion.

The Founder Summit 2026, co-hosted by TechCrunch and Fidelity Private Shares, is scheduled for November 4, 2026, at the SoWa Power Station in Boston. The event will focus on practical topics such as product-market fit validation, founder leadership, localized scaling strategies, and AI-native architectures. Representatives from institutions including Toast, Bessemer, and Glasswing will share their firsthand experiences.

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Amazon QuickSight’s layered maps now support GeoJSON point and line features, enabling the visualization of locations and routes together.

Amazon QuickSight’s layered maps now support the GeoJSON formats for Point and LineString geometries, enabling users to overlay store locations, delivery routes, or flight trajectories on the same map. This capability requires no third-party services, but it does demand that GeoJSON files adhere to the proper structure, with matching keys and static updates.

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Global enterprises leverage the NVIDIA DSX platform to overcome AI infrastructure power bottlenecks.

Faced with the stark reality of over 200 GW of grid‑connected projects backlog in the United States and $300 billion in delayed equipment deliveries, several energy and industrial giants are leveraging NVIDIA’s DSX AI Factory platform to integrate power grids, facilities, and computing systems, enabling collaborative simulation and dynamic scheduling from substations to server racks—thus overcoming the primary bottleneck hindering current AI infrastructure development: power supply constraints.

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NVIDIA releases an extended version of the Agent Toolkit, empowering enterprises to build trustworthy agents based on private data.

NVIDIA’s open-source Agent Toolkit has added core components such as the Agent Knowledge Foundation, integrating the CUDA-X libraries, the Nemotron Retriever and Kumo series of open models, the OpenShell secure runtime, and the NemoClaw blueprint. This enables enterprises to build specialized agents that are auditable, controllable, and capable of deeply understanding business semantics—without migrating data or modifying existing workflows.

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Tenex Builds an AI-Native SDLC: Agent-Driven Development Practices for Fortune 2000 Companies

Tenex, an AI-native software company founded 18 months ago, leverages output‑driven compensation, the MetaHarness framework, and Opus 5.5–powered AI agent workflows to serve roughly half of the Fortune 2000 companies. Its model focuses on process standardization, revaluing non‑coding capabilities, and addressing the last‑mile challenges of enterprise‑level AI deployment.

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