Sakana Namazu

by Sakanatext+image+file->text1 endpoint

Overview

Sakana Namazu is a Japanese-specialized reasoning model from Sakana AI, based on Kimi K2.6 with additional training for Japanese language and business contexts. It is suited for Japanese instruction following, business writing, mathematics, coding, research, and multi-step agent workflows.

Sakana AI may use inputs for model training and improvement by default, with an opt-out available in the Sakana Console. Processing entirely within Japan is not guaranteed.

Capabilities

Text generation
Image understanding
Tool use / Function calling
Extended reasoning
Prompt caching
Long context
File input

Modalities

Input
TextImageFile
Output
Text

Technical Specifications

Context Window
262.1K tokens
Max Output
65.5K tokens
Tokenizer
Other
Uptime (24h)
10000.0%
Country
🇯🇵JP
Release Date
August 3, 20261mo

Supported Parameters

include_reasoningreasoningreasoning_effortstructured_outputstool_choicetoolsweb_search_options

Pricing

Per 1M tokens
Input$0.95
Output$4.00
Cache read$0.15
Added
August 11, 2026
Last synced 9/18/2026