---
id: "stealth/ox-alpha"
also: ["stealth/ox-alpha"]
card_usd_per_m: "0.0 in, 0.0 out, at stealth"
context: 1048576
max_output: 131072
input: ["text", "image", "video"]
output: ["text"]
released: "2026-08-20"
reasoning: ["max", "high", "low"]
params: ["include_reasoning", "max_tokens", "reasoning", "reasoning_effort", "response_format", "temperature", "tool_choice", "tools", "top_k", "top_p"]
endpoints: 1
gateways: "openrouter (1)"
no_training: 1
trains: 0
retains_prompts: 1
---
# Ox Alpha

Ox Alpha is a reasoning model designed for coding, sustained agentic work, and production workloads. It is suited for long-horizon software engineering, complex reasoning, and workflows that combine text with...