---
id: "kwaipilot/kat-coder-air-v2.5"
also: ["kwaipilot/kat-coder-air-v2.5-20260710", "vercel/kwaipilot/kat-coder-air-v2.5"]
cheapest_list_usd_per_m: "0.15 in, 0.6 out, at streamlake on openrouter"
cheapest_effective_usd_per_m: "0.0769 in, 0.5987 out, at streamlake on openrouter"
context: 256000
max_output: 80000
input: ["text"]
output: ["text"]
released: "2026-07-10"
params: ["include_reasoning", "logprobs", "max_tokens", "presence_penalty", "reasoning", "response_format", "stop", "structured_outputs", "temperature", "tool_choice", "tools", "top_logprobs", "top_p"]
endpoints: 2
gateways: "openrouter (1), vercel (1)"
no_training: 1
trains: 1
retains_prompts: 2
---
# Kwaipilot: KAT-Coder-Air V2.5

KAT-Coder-Air V2.5 is a flagship-level Agentic Coding model that can directly hand over an entire issue or an entire business workflow to it, allowing it to autonomously locate and make...