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Sakana · Language model

Sakana Namazu

sakana/sakana-namazu
  • Language
Released Aug 11, 2026

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,...

Specifications

Context window
262,144 tokens
Max output
65,536 tokens
Input
text, image, file
Output
text
Reasoning effort
high, none
Tokenizer
Other

Supported parameters

Accepted by the model and forwarded as-is by the gateway.

  • reasoning
  • reasoning_effort
  • structured_outputs
  • tool_choice
  • tools

Use it

POST /api/v1/chat/completions · MCP chat · full reference

curl https://omnirail.org/api/v1/chat/completions \
  -H "Authorization: Bearer $OMNIRAIL_KEY" -H "Content-Type: application/json" \
  -d '{"model":"sakana/sakana-namazu","messages":[{"role":"user","content":"Hello"}],"max_tokens":300}'