Jonathan Martín

Jonathan Martín

Building developer tools for AI agents

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Tastemaker
Tastemaker

Maker History

  • MiLimpiadora
    MiLimpiadoraA free board connecting Spanish homes with house cleaners
    Sep 2026
  • Lookspan
    LookspanLocal-first observability for AI agents — one command
    Jun 2026
  • 🎉
    Joined Product HuntJune 4th, 2026

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MiLimpiadora - A free board connecting Spanish homes with house cleaners

A free board where households in Spain find a house cleaner and cleaners find part-time work, in all 52 provinces. No agency fees, no commissions, and no phone numbers published: people talk through on-site messaging and swap numbers only if they want.

Lookspan - Local-first observability for AI agents — one command

Lookspan is local-first observability for AI agents. npx lookspan runs a dashboard on your machine — traces with a timeline/waterfall, a readable transcript per LLM call, cost & latency, plus replay, LLM-as-judge and datasets. MCP-native, OpenAI/Anthropic drop-ins, OpenTelemetry. Your prompts never leave your box. MIT.
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