dev-ralph

Agent Building

Persistence loop — keep working on a task until it's resolved or until a circuit breaker stops you. Different from /loop (which is time-based) — ralph is iteration-based with state.

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Source SKILL.md: https://github.com/evolution-foundation/evo-nexus/blob/HEAD/.claude/skills/dev-ralph/SKILL.md

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Dev Ralph

Derived from oh-my-claudecode (MIT, Yeachan Heo). Adapted for the EvoNexus Engineering Layer.

Persistence loop. Keep iterating on a task until it's resolved, with a circuit breaker for safety. Different from /loop (which runs a prompt every N minutes) — ralph runs the same agent repeatedly until a goal is met.

Use When

Task has a clear completion signal but unclear iteration count
"Fix until tests pass" type work
Auto-correcting loops where each iteration uses the previous result

Do Not Use When

Time-based polling → use /loop (built-in)
Single-shot work
No clear completion signal (you'll loop forever)

Iron Rules

Completion signal must be defined upfront — "tests pass" or "build green" or "verifier APPROVES"
Circuit breaker: stop after 5 iterations OR after 3 identical failures
State persisted between iterations — what's been tried, what failed, why
Never silently spin — emit progress every iteration

Workflow

Iteration 1:
  - Run agent (e.g., @bolt-executor) with task
  - Check completion signal
  - If met: STOP, success
  - If not: record what was tried, what failed
  - Increment iteration counter

Iteration 2:
  - Run agent with task + accumulated state
  - Check completion signal
  - ...

Iteration 5 (max):
  - Stop and report: "Reached max iterations without completion"
  - Hand off to @apex-architect with full state dump

OR

3-identical-failure breaker:
  - If iteration N produces the same error fingerprint as N-1 and N-2
  - Stop immediately
  - The issue is no longer "fix the bug" — it's "question the approach"

Output

Per iteration, emit:

[ralph iteration {N}/{max}]
  Goal: {completion signal}
  Tried: {what this iteration did}
  Result: {success | failure: {reason}}
  State: {what's been tried so far}

Final report saved to workspace/development/debug/[C]ralph-{topic}-{date}.md.

Pairs With

@bolt-executor (most common driver)
@hawk-debugger (for bug-fix loops)
@oath-verifier (provides the completion signal)
@apex-architect (escalation when circuit breaker trips)

Cancellation

Interrupted by dev-cancel — preserves state for resume.