AnalysisTutorial / explainerAgents & Tool Use1 source · Oct 18, 2026

Stop Telling Agents How — Dan Barrett, Raymond Weitekamp & Jose Montes de Oca, OpenProse

The OpenProse team shows how to write multi-agent workflows as declarative contracts in plain markdown, which any harness (Claude Code, Codex and others) can compile and run.

Proof1 independent outlet

Key points

  • Say what you want, not how to get it.
  • Demos include event-driven jobs triggered by webhooks and pull requests, a "grumpy senior" PR reviewer, and an end-to-end bank model-documentation workflow.
  • They also discuss composing contracts, pinning a winning run into a reusable workflow, and how this compares to DSPy.
  • 12:13 Event-driven jobs: contract + trigger

Sources (1)

Extractive summary: sentences quoted from the sources.

Before this

  1. Oct 18, 2026Google Open-Sources Harness2, a Recursive Agent Harnessing Framework
  2. Oct 17, 2026deepseek-ai/DeepSeek-V4.1-Flash-1017
  3. Oct 16, 2026Why One AI Agent Isn’t Enough (And How to Run 1,000) - CJ Avilla & Harrison Stall, Anthropic
  4. Oct 15, 2026openai/codex rust-v0.163.0: 0.163.0
  5. Oct 15, 2026unslothai/unsloth v0.1.908-beta: NVIDIA Nemotron 3.5 + Meta Muse Spark Open
  6. Oct 15, 2026Prompt tips from Anthropic

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