the integrations

Codex

{"id":"codex","kind":"client","name":"Codex","title":"Nika for Codex · the same kit, the same marketplace","repo":"https://github.com/supernovae-st/nika-agents","license":"MIT","what":"Codex installs the identical plugin kit from the identical repo — skills, subagents, commands, the MCP oracle.","how":"One marketplace, every client: the kit is authored once and served to Claude Code and Codex from the same source, so the delegation idiom never forks. The agent drafts the workflow, `nika check` audits it before anything runs, the trace verifies after.","install":[{"text":"Add the marketplace","code":"codex plugin marketplace add supernovae-st/nika-agents"},{"text":"Install the kit","code":"codex plugin add nika@nika"},{"text":"Upgrade later","code":"codex plugin marketplace upgrade nika"}],"also":{"text":"Running Claude Code as well? Same marketplace, same two commands.","href":"/integrations/claude-code","label":"Nika for Claude Code"},"doors":[{"label":"the oracle, one room per tool","href":"/mcp/nika_check"},{"label":"the four verbs it writes","href":"/verbs"}],"kit":{"skills":["nika-authoring","nika-debugging","nika-operating","nika-migration"],"subagents":["nika-author","nika-debugger","nika-migrator"],"commands":["/nika:check","/nika:explain","/nika:new","/nika:trace","/nika:permits"],"mcpTools":["nika_check","nika_inspect","nika_explain","nika_schema","nika_examples","nika_template","nika_canon","nika_catalog","nika_tools"]}}

Codex installs the identical plugin kit from the identical repo — skills, subagents, commands, the MCP oracle. Source, license and claims live in the repo — this room is its projection, never its replacement.

clientthe kindplug it into your tool
MITthe licenseread it in the repo
3install stepsthe ritual below
2of 14prev / next walk them

how it works

One marketplace, every client: the kit is authored once and served to Claude Code and Codex from the same source, so the delegation idiom never forks. The agent drafts the workflow, `nika check` audits it before anything runs, the trace verifies after.

get set up

1Add the marketplace codex plugin marketplace add supernovae-st/nika-agents
2Install the kit codex plugin add nika@nika
3Upgrade later codex plugin marketplace upgrade nika

Running Claude Code as well? Same marketplace, same two commands. Nika for Claude Code →

what lands in the agent

4 skills · 3 subagents · 5 commands · 9 oracle tools

the skills · when to reach for nika

nika-authoring
nika-debugging
nika-operating
nika-migration

the subagents · author, debug, migrate

nika-author
nika-debugger
nika-migrator

the commands · one keystroke each

/nika:check
/nika:explain
/nika:new
/nika:trace
/nika:permits

the oracle tools · read-only, one room each

cross-references

the rooms it touches

where it lives

the source

Start local: install. The whole language lives in the map. Read the spec →