Full YAML config for an AI automation pipeline — models, budgets, timeouts, HITL approval gates, and cron schedules.

ai-pipeline-config.yaml

# AI Pipeline Engine Configuration
# Supports multiple LLM providers, budget caps, HITL approval gates,
# and cron-scheduled pipelines.

operator:
  channel: telegram  # or slack, discord
  security:
    max_input_length: 500
    rate_limit: 10        # messages/min/user
    strip_markdown: true  # prevent prompt injection via formatting

provider:
  type: openai_compatible  # works with any OpenAI-compatible API
  api_key_env: LLM_API_KEY
  base_url: https://api.your-provider.com/v1

models:
  fast:
    model: gpt-4o-mini
    max_tokens: 1024
    cost_per_1k_input: 0.00015
    cost_per_1k_output: 0.0006
  quality:
    model: claude-sonnet-4-20250514
    max_tokens: 2048
    cost_per_1k_input: 0.003
    cost_per_1k_output: 0.015

# Map roles to models — swap models without changing pipelines
roles:
  classifier: fast
  drafter: quality

# Token budget guardrails
budgets:
  per_step_tokens: 2048
  per_pipeline_tokens: 10000
  per_day_tokens: 100000

timeouts:
  ai_call: 30s
  operator_approval: 4h
  pipeline_total: 5m

pipelines:
  - name: lead-screener
    schedule: manual        # or "30m", "1h", "daily"
    steps:
      - name: fetch-input
        type: deterministic
        action: fetch_leads

      - name: classify
        type: ai
        skill: classify-lead
        vars:
          profile: "TypeScript, Go, cloud infra. $60/hr min."

      - name: human-review
        type: approval
        mode: hitl           # human-in-the-loop
        channel: telegram

      - name: log-result
        type: deterministic
        action: log

  - name: email-digest
    schedule: 30m
    steps:
      - name: fetch-emails
        type: deterministic
        action: fetch_unread

      - name: summarize
        type: ai
        skill: email-digest

      - name: report
        type: deterministic
        action: notify

# ────────────────────────────────────────────────────────────
# Full implementation: https://github.com/renezander030/draftcat (Go, MIT)
# Production pipeline engine with Gmail / GoHighLevel connectors,
# PDF cite-verification, and Telegram / Slack approval gates.