DeepSeek V4.1 Flash is free.
And it just outscored Claude Opus 5 on software engineering. The numbers made me read twice: 74.2 on SWE-bench. Opus 5 scored 74. GPT 5.6 scored 73. 88.1 on CyberGym. Ahead of both. The honest part: it loses on raw knowledge. Opus scores 56.3
Your $0.017 AI request might actually be a $0.002 request.
So I built a tiny experiment. Same prompt. Same task. One goes straight to Opus 5. The other goes through Routor. You can watch the model choice, tokens, latency and cost live. This run: 84% cheaper. The interesting
DeepSeek V4.1 Flash API is free.
And it just beat Claude Opus at coding benchmarks. The numbers: 74.2 on SWE-bench. Claude Opus scored 74. GPT 5.6 scored 73. 88.1 on CyberGym. Ahead of both. It's a 552B parameter model that only wakes up 8B at a time. That's why it's fast. 1
How to run GLM-5.3 flash, deepseek V4 flash and other 321B frontier model on your own machine 😳
With colibri repo. 34,227 stars. pure C, no GPU, no api key, no per token bill what $0 gets you: -GLM-5.3 Flash, 321B params, ~195 GB converted -vision included -DeepSeek V4 Flash,
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