Top low latency AI tools

Simli provides a developer API for creating real-time streaming avatars with facial expressions for AI agents, delivering sub-300ms latency for seamless human-AI interactions.

• Usage Based

Picovoice is a platform for building voice-enabled applications with on-device voice AI and local LLMs, ensuring privacy, low latency, and efficiency.

• Freemium

Millis AI enables the effortless creation of advanced, LLM-based voice applications with ultra-low latency. It's the fastest on the market, designed for both developers and non-technical users.

• Usage Based

Aerospike is a distributed NoSQL database designed for real-time applications, offering millisecond latency, massive scalability, and multi-model capabilities including vector search.

• Contact for Pricing

VoiceSona is an AI-powered voice changer that allows users to modify their voice in real-time across various platforms like Discord, Roblox, and phone calls without causing lag. Clone voices or choose from thousands available.

• Freemium

LMNT offers next-level AI text-to-speech technology, providing ultrafast, lifelike, and reliable voice generation for various applications.

• Freemium
• From 10$

Vapi provides a configurable API platform for developers to build and deploy voice AI agents for inbound and outbound call handling, scaling phone operations efficiently.

• Contact for Pricing

Fluent.ai provides unique speech-to-intent technology offering offline, noise-robust speech recognition that supports any language and accent.

• Contact for Pricing

Outspeed provides networking and inference infrastructure for building fast, real-time voice and video AI applications, offering developers comprehensive tools for low-latency AI-driven interactions.

• Freemium

Apache Samza is a distributed stream processing framework that allows you to build stateful applications for real-time data processing from multiple sources.

• Free

Rebellions provides highly efficient AI inference solutions, including the ATOM™ and REBEL chips, designed for scalable and sustainable AI deployment.

• Contact for Pricing

DataStax offers an AI development platform and near-zero latency database (Astra DB) with built-in vector and knowledge graph capabilities. It simplifies AI development and data management for building and deploying AI applications.

• Usage Based

VectorDB is a lightweight Python library for efficient text storage and retrieval using vector search. Ideal for low-latency applications requiring semantic search capabilities.

• Free