Working Notes on Agent Systems/Brad Zhang

@teach_fireworks / X longform

The Codex plug-in store is devouring products that are still in their infancy or in the idea stage!

The Codex plug-in store is devouring products that are still in their infancy or in the idea stage! Either appear on the list of super AI tools, or disappear silently. . . Almos...

June 3, 2026 · 1 min read

The Codex plug-in store is devouring products that are still in their infancy or in the idea stage!
Figure 1 / source image

The Codex plug-in store is devouring products that are still in their infancy or in the idea stage!

Either appear on the list of super AI tools, or disappear silently.

.

Almost every few days I find an interesting gadget, all in one, all in this list.

These are actually Agent Skills, but they may become a combination of Skill + Harness in the future.

No matter what form, to the user, it is just a small icon.

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FORMATTOPICCAPABILITYMARKETcoverscoverscoverscoverssignalssignalssignalssignalsFORMATlongform noteTOPICagentsTOPICharness engineeringTOPICai workbenchesTOPICtoolingCAPABILITYagent workflowCAPABILITYharness engineeringCAPABILITYAI-native workbenchCAPABILITYproduct surface
Mermaid outline
flowchart LR
  format-long_post["longform note"]
  topic-agents["agents"]
  topic-harness-engineering["harness engineering"]
  topic-ai-workbenches["ai workbenches"]
  topic-tooling["tooling"]
  capability-agent-workflow["agent workflow"]
  capability-harness-engineering["harness engineering"]
  capability-ai-native-workbench["AI-native workbench"]
  capability-product-surface["product surface"]
  format-long_post -->|covers| topic-agents
  format-long_post -->|covers| topic-harness-engineering
  format-long_post -->|covers| topic-ai-workbenches
  format-long_post -->|covers| topic-tooling
  format-long_post -->|signals| capability-agent-workflow
  format-long_post -->|signals| capability-harness-engineering
  format-long_post -->|signals| capability-ai-native-workbench
  format-long_post -->|signals| capability-product-surface

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Essay structure map

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The Codex plug-in store is devouring products that are still in their infancy or in t...THESISThe Codex plug-instore is devouringproducts that arestill in their infancySIGNALThe Codex plug-instore is devouringproducts that arestill in their infancyOPERATORAlmost every few daysI find an interestinggadget, all in one,all in this list.IMPLICATIONNo matter what form,to the user, it isjust a small icon.
Mermaid outline
flowchart LR
  thesis["The Codex plug-in store is devouring products that are still in their infancy or in the idea stage! Either..."]
  signal["The Codex plug-in store is devouring products that are still in their infancy or in the idea stage!"]
  operator["Almost every few days I find an interesting gadget, all in one, all in this list."]
  implication["No matter what form, to the user, it is just a small icon."]
  thesis -->|frames| signal
  signal -->|develops| operator
  operator -->|lands in| implication

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