Code/agent.example.acl at main · A3S-Lab/Code · GitHub

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# A3S Code Configuration Example
# This file demonstrates all available configuration options

# Default model in "provider/model" format
default_model = "anthropic/claude-sonnet-4-20250514"

# LLM Provider Configuration
providers "anthropic" {
  api_key = env("ANTHROPIC_API_KEY")

  models "claude-sonnet-4-20250514" {
    name = "Claude Sonnet 4"
  }
}

providers "openai" {
  api_key = env("OPENAI_API_KEY")

  models "gpt-4o" {
    name = "GPT-4o"
  }
}

# Agent-wide task admission. Every session, host-direct tool call, detached
# background child, and host-started workflow shares this capacity boundary.
# Lower task priorities run first; aging eventually promotes old background
# and maintenance work to prevent starvation.
task_scheduler {
  max_active = 4
  aging_interval_ms = 30000
}

# Optional per-session tool-lane configuration (a3s-lane v0.5 integration).
# This is distinct from the agent-wide task scheduler above.
queue {
  # Max concurrency per lane
  control_max_concurrency = 2
  query_max_concurrency = 10
  execute_max_concurrency = 5
  generate_max_concurrency = 1

  # Basic features
  enable_metrics = true
  enable_dlq = true
  enable_alerts = true

  # Optional: persistent storage path
  # storage_path = "./queue_data"

  # Optional: default timeout in milliseconds
  # default_timeout_ms = 60000

  # Advanced: Retry policy
  retry_policy {
    strategy = "exponential"  # "exponential", "fixed", or "none"
    max_retries = 3
    initial_delay_ms = 100
    # fixed_delay_ms = 1000  # for "fixed" strategy
  }

  # Advanced: Rate limiting (requires 'distributed' feature)
  rate_limit {
    limit_type = "per_second"  # "per_second", "per_minute", "per_hour", or "unlimited"
    max_operations = 100
  }

  # Advanced: Priority boost (requires 'distributed' feature)
  priority_boost {
    strategy = "standard"  # "standard", "aggressive", or "disabled"
    deadline_ms = 300000   # 5 minutes
  }

  # Advanced: Pressure threshold for emitting pressure/idle events
  # pressure_threshold = 50

  # Advanced: Per-lane timeout overrides (milliseconds)
  # lane_timeouts {
  #   query = 30000
  #   execute = 120000
  # }
}

# Search Configuration (a3s-search integration)
search {
  # Default timeout in seconds
  timeout = 30

  # Health monitor configuration
  health {
    max_failures = 3
    suspend_seconds = 60
  }

  # Engine configurations. Omit this block to use the built-in ddg + wiki
  # default; any entries here explicitly replace that default selection.
  # AnySearch is opt-in: add `anysearch { enabled = true weight = 1.0 }` here.
  engine {
    google {
      enabled = true
      weight = 1.5
    }

    bing {
      enabled = true
      weight = 1.0
      timeout = 20
    }

    ddg {
      enabled = true
      weight = 1.2
    }
  }
}

# Storage backend: "memory", "file", or "custom"
storage_backend = "file"

# Sessions directory (for file backend)
# sessions_dir = "./sessions"

# Skill directories
# skill_dirs = ["./skills"]

# Agent directories
# agent_dirs = ["./agents"]

# Maximum tool execution rounds per turn
# max_tool_rounds = 50

# Thinking/reasoning budget in tokens
# thinking_budget = 10000