KAT Coder

Released
2025-09-01
Last refreshed
2026-10-07
Status
Researched 176d ago
ProprietaryCommercial use: restrictedCodingLong context
Kwaipilot releases · 1 in the last 12 monthsChangelog →
Specifications
Family
KAT
Released
2025-09-01
Context
256K
Architecture
Decoder Only
Specialization
code
Openness
Proprietary
License
ProprietaryRestricted
Weights
Not released
Code
Unknown
Training
Pretrained
Created by
Kwaipilot

Kuaishou's AI coding division behind the KAT model family

Beijing, China
Website
Pricing
Output / 1M
$0.900
Input / 1M
$0.900

Cheapest of 1 route · Fireworks AI

Providers(1)
Fireworks AI
Links
Website

About

KAT Coder is the original proprietary coding model from Kwaipilot (Kuaishou's AI4SE division), achieving 73.4% on SWE-Bench Verified. It is available via Fireworks AI and was later succeeded by the KAT-Coder-Pro series. Context: 256K tokens.

Providers(1)

Compare API pricing across 1 tracked provider route for input and output tokens, batch, and cached reads when available.

ProviderInput / 1MOutput / 1MRoute
Fireworks AI$0.900$0.900
Serverless

Available via routers & gateways(1)

OpenRouter

Hybrid

Unified hybrid gateway to 500+ models from 80+ providers via a single OpenAI-compatible API, with an optional Auto Router that selects a model per prompt from market spend data.

Passthrough + feeFireworks AI

Capabilities

No model capability flags are currently sourced.

Benchmark peer barsfor Coding

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.