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fynnx

14 karma · joined September 28, 2025

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fynnx··on Cursor's Composer 2 model identifier reveals Kimi K2.5 base with RL fine-tuning
accounts/anysphere/models/kimi-k2p5-rl-0317-s515-fast

To reproduce: host a server that logs incoming requests (localhost is blocked), set it as your OpenAI base URL, and select Composer 2. This works for GPT and Claude models too. Composer 1.5 is the only model that blocks it.

fynnx··on Ask HN: Who wants to be hired? (March 2026)

  Location: Nanjing, China (UTC+8)
  Remote: Yes
  Willing to relocate: Open to it
  Technologies: Rust, TypeScript, Python, React, Next.js
  Résumé/CV: https://fynn.so/resume.pdf
  Email: career@fynn.so
21, writing code since 14. Graduating June 2026, Software Engineering. I build with Rust and TypeScript, daily-driving Claude Code / OpenCode.

GitHub: github.com/Arasple