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What is Ultramarine 1 Flash?

Ultramarine 1 Flash serves as a robust hosted large language model accessible to both developers and organizations through an API, designed specifically to enhance workflows driven by AI in professional environments. It supports a range of industries such as finance, law, consulting, and operations, aiding in activities like research, comprehensive analysis, and document preparation. Users can interact with the application by submitting prompts and can expect either streamed or standard responses, while also having access to reasoning controls, custom tool calls, and structured output options. The API additionally supports the processing of image inputs and is compatible with OpenAI's chat-completion formats as well as Anthropic Messages, promoting flexible integration across various platforms. Developers can connect with the model using multiple SDKs, including those from OpenAI and Anthropic, as well as the Claude Agent SDK and Claude Code, allowing for seamless collaboration with Paper Instruments' tools for Word, PowerPoint, and Excel. Furthermore, the billing system operates on a token-based model against a prepaid balance, providing users with flexible financial resource management. This model not only advances the automation of sophisticated professional tasks but also challenges the conventional limits of AI capabilities in workplace scenarios. As a result, it encourages organizations to rethink their approach to integrating AI technologies into their daily operations.

What is DeepSeek-V4.1-Flash?

DeepSeek-V4.1-Flash is an exceptionally efficient and versatile AI model designed for tackling complex tasks in programming, creativity, agentic functions, and spatial reasoning. Building upon the foundation laid by DeepSeek-V4-Flash, this iteration emphasizes swift output generation while maintaining strong performance on challenging tasks, achieving an impressive rate of over 400 tokens per second, with peak performance reaching around 427 tokens per second in testing environments. The model is adept at managing advanced programming assignments, creating immersive 3D worlds, producing voxel-based projects, and interpreting spatially complex scenes and simulations. Remarkable demonstrations highlight its adaptability through various environments, such as Minecraft-inspired landscapes, traditional Chinese gardens, racing circuits, dungeon explorations, and exploded camera perspectives, showcasing the fusion of coding abilities and spatial understanding. Its sophisticated features make it an excellent option for rapid prototyping, game development, 3D modeling, architectural design, academic inquiries, and a wide array of other technical or artistic projects where quick iteration is essential. Moreover, the model’s innovative functionalities enable it to seamlessly adjust to various project demands, significantly increasing its effectiveness across numerous fields and enhancing collaboration between creative and technical disciplines.

Media

Media

Integrations Supported

Claude Agent SDK
Claude Code
OpenAI
OpenAI Agents SDK

Integrations Supported

Buda
Cheaper Inference
Cline
ClinePass
DeepSeek
DeepSeek Harness
DeepSeek-V4
Novita AI
OpenClaw
OpenTag
Oxlo.ai
Reasonix
SnapVee Studio
Together AI
Vercel AI Gateway
ZooClaw

API Availability

Has API

API Availability

Has API

Pricing Information

$0.15/1M input tokens
Usage is prepaid and billed per token: input costs $0.15 per 1M tokens, cached input costs $0.03 per 1M tokens, and output, including reasoning, costs $0.50 per 1M tokens.

Pricing Information

Pricing not provided

Supported Platforms

SaaS

Supported Platforms

SaaS
Windows
Mac
On-Prem
Linux

Customer Service / Support

Not specified

Customer Service / Support

Web-Based Support

Training Options

Documentation Hub

Training Options

Documentation Hub

Company Facts

Organization Name

Paper Instruments

Date Founded

2025

Company Location

United States

Company Website

www.paperinstruments.com/ultramarine

Company Facts

Organization Name

DeepSeek

Date Founded

2023

Company Location

China

Company Website

deepseek.com

Categories and Features

AI Models

Not specified

Large Language Models

Not specified

Categories and Features

AI Coding Models

Not specified

AI Models

Not specified

Large Language Models

Not specified

Popular Alternatives

Popular Alternatives

DeepSeek-V4 Reviews & Ratings

DeepSeek-V4

DeepSeek