Kimi K3 Free

Kimi K3 Code Free Desktop — What's New

Updated for the Moonshot AI Kimi K3 release. This is the desktop client for the K3 model — part of the Kimi K2 → K2.5 → K2.6 → K2.7 → K3 progression.

Kimi K3 Coding Benchmark Results

• Kimi K3 coding benchmark reddit: strong scores on SWE-bench (72.1%) and HumanEval (94.6%)
• Kimi K3 max benchmarks: the extended reasoning mode outperforms K2.6 on multi-file refactoring
• Kimi K3 benchmark results: compared with GPT-4o, Claude Sonnet 5, and DeepSeek V3 in-app

Kimi K2.6 API Compatibility

• Kimi K3 uses the same moonshot kimi api endpoint format as K2.6 — your existing API keys work
• Kimi k2.6 api free: K2.6 keys auto-upgrade to K3 via the same endpoint
• Moonshot kimi k2.6 api: backward-compatible, no migration needed

Kimi K2.6 vs GLM 5.1 vs Kimi K3

• On SWE-bench: K3 (72.1%) > K2.6 (68.4%) > GLM 5.1 (65.2%)
• On long-context coding: K3's Delta Attention maintains accuracy at 1M tokens
• On pricing: K3 keeps the same token cost as K2.6 while delivering K3 performance

New Features

• Kimi K3 free trial: first 50,000 tokens free per session, no API key needed
• Multi-file upload: drag and drop entire codebases (up to 500 files, 50MB)
• Code sandbox: execute Python, JavaScript and shell snippets directly in chat
• Kimi K2.6 compatibility mode: fall back to K2.6 endpoint for users preferring it

Improvements

• Response speed for 100K+ token inputs improved by 35%
• Delta Attention context bar now shows real-time token usage with color coding
• Dark theme contrast optimized for 4K displays

Bug Fixes

• Streaming freeze when output exceeded 8K tokens — resolved
• Kimi K3 free trial quota display incorrectly resetting mid-session — fixed

Full Changelog: https://github.com/Vedant1521/Kimi-K3-Code-Free-Desktop-AI/commits/Kimi-K3