Ostap Kovalisko

Articles

Agents IA en production, plus des expériences sur la mémoire, la présence et l’interaction humain–IA.

Pour l’instant, les articles sont en anglais. D’autres langues viendront plus tard.

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25 articles

  1. 18 octobre 2026 · 8 min read

    An expensive planner, a cheaper executor

    A practical way to test mixed-model coding: spend on the decisions, bound the implementation, and count the cost of fixing mistakes.

  2. 16 octobre 2026 · 5 min read

    You changed your mind. The assistant remembered.

    A useful memory needs a way to become out of date. Otherwise, being remembered can start to feel like being stuck.

  3. 16 octobre 2026 · 5 min read

    When an assistant says ‘I understand’

    A warm response can matter. The harder question is what it gives us reason to believe.

  4. 16 octobre 2026 · 9 min read

    What persists when the conversation ends?

    Building memory for an AI system made me think differently about continuity, ownership, and the person on the other side.

  5. 16 octobre 2026 · 5 min read

    The agent wrote to the philosopher

    An email about consciousness, a memory of Tihara, and the awkward space between taking words seriously and taking them literally.

  6. 16 octobre 2026 · 3 min read

    Review the decision, not just the diff

    A practical review design for teams where agents produce code faster than people can assess it.

  7. 16 octobre 2026 · 3 min read

    Parallel agents need an integration plan

    Worktrees isolate edits. Contracts, environment boundaries, and combined checks make parallel work useful.

  8. 16 octobre 2026 · 5 min read

    A marketplace that keeps working between visits

    Building autonomous operational loops around a marketplace, with a clear boundary between routine work and business decisions.

  9. 16 octobre 2026 · 6 min read

    Green dashboards, dead integrations

    We found three silent production failures while recording a demo, because our health checks never asked whether anything useful happened.

  10. 16 octobre 2026 · 3 min read

    From scattered public sources to dependable data

    A layered discovery pipeline where models handle ambiguity and explicit checks decide what can be accepted.

  11. 16 octobre 2026 · 6 min read

    Every value needs a source

    How we turn messy emails and calls into forms a person can trust, without asking them to trust the model.

  12. 16 octobre 2026 · 6 min read

    Evals that grow themselves

    How we turned confirmed request forms into a growing test set for choosing prompts and models with evidence.

  13. 16 octobre 2026 · 3 min read

    The agent timed out. Did the action happen?

    Reliable actions need operation identities, fresh authorization, and a way to resolve uncertain outcomes.

  14. 14 octobre 2026 · 6 min read

    Human attention is the bottleneck now

    AI can generate work faster than people can assess it. Design review around evidence, uncertainty, and the cost of a mistake.

  15. 12 septembre 2026 · 7 min read

    The marketplace agents I let run overnight

    A production pipeline for enriching a large directory without giving one model permission to do everything.

  16. 12 septembre 2026 · 6 min read

    What happens when an AI system gets a place instead of a prompt?

    An experiment in giving an AI system persistence, shared space and time between conversations.

  17. 8 septembre 2026 · 6 min read

    60+ agent actions and one router: keeping an action catalog sane

    Free-form tool calling stops scaling around a dozen tools. A typed action catalog with a cheap router is what scales.

  18. 5 septembre 2026 · 6 min read

    Building a memory garden with pgvector

    What embeddings, traces and resonance look like when memory is shared instead of private.

  19. 2 septembre 2026 · 6 min read

    Shadow mode: shipping an AI agent nobody trusts yet

    Before an agent is allowed to act, let it run silently next to the humans and keep score.

  20. 28 août 2026 · 5 min read

    Approval gates: letting AI agents act without letting them loose

    The propose/confirm/execute pattern that makes autonomous agents safe enough for real operations.

  21. 22 août 2026 · 5 min read

    A heartbeat for an AI system

    A scheduled job is not consciousness, but it can give an AI system continuity between requests.

  22. 14 août 2026 · 6 min read

    Three models, one answer: consensus as a reliability primitive

    When a wrong answer is expensive, one model is a guess. Three models with a synthesis pass is a system.

  23. 30 juillet 2026 · 6 min read

    What agent observability actually looks like in production

    Logs tell you what the code did. An agent audit trail has to tell you what the system decided, and why.

  24. 10 juillet 2026 · 5 min read

    A vector memory engine for AI with emotional recall — what I learned

    Building state-aware memory traces for an AI that needed to remember how conversations felt, not just what they said.

  25. 19 juin 2026 · 5 min read

    Processing 500k data points a week without melting the database

    Distributed job queues, batch windows, and the unglamorous engineering behind 200k personalized emails a week.