Module: Legion::LLM::Settings

Extended by:
Legion::Logging::Helper
Defined in:
lib/legion/llm/settings.rb

Class Method Summary collapse

Class Method Details

.api_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 496

def self.api_defaults
  {
    auth: {
      enabled:      false,
      api_keys:     [],
      pass_through: false
    }
  }
end

.arbitrage_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 346

def self.arbitrage_defaults
  {
    enabled:            true,
    prefer_cheapest:    true,
    quality_floor:      0.7,
    cost_table_refresh: 86_400,
    cost_table:         {}
  }
end

.batch_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 356

def self.batch_defaults
  {
    enabled:          false,
    window_seconds:   300,
    max_batch_size:   100,
    eligible_intents: %w[batch background low_priority]
  }
end

.budget_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 338

def self.budget_defaults
  {
    session_max_tokens:  nil,
    session_warn_tokens: nil,
    daily_max_tokens:    nil
  }
end

.claude_cli_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 189

def self.claude_cli_defaults
  {
    settings_path: '~/.claude/settings.json',
    config_path:   '~/.claude.json'
  }
end

.compliance_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 519

def self.compliance_defaults
  {
    classification_scan:   false,
    encrypt_audit:         false,
    phi_block_cloud:       false,
    cloud_providers:       %w[bedrock anthropic openai gemini azure],
    redact_pii:            false,
    redaction_placeholder: '[REDACTED]',
    strict_hipaa:          false,
    standalone_email_pii:  false,
    default_level:         :public
  }
end

.confidence_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 220

def self.confidence_defaults
  {
    bands: {
      low:       0.3,
      medium:    0.5,
      high:      0.7,
      very_high: 0.9
    }
  }
end

.config_value(config, key, default = nil) ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 69

def self.config_value(config, key, default = nil)
  return default unless config.respond_to?(:key?)

  string_key = key.to_s
  return config[string_key] if config.key?(string_key)

  symbol_key = key.to_sym if key.respond_to?(:to_sym)
  return config[symbol_key] if symbol_key && config.key?(symbol_key)

  default
end

.context_curation_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 438

def self.context_curation_defaults
  {
    enabled:                 true,
    mode:                    'heuristic',
    llm_assisted:            false,
    llm_model:               nil,
    tool_result_max_chars:   2000,
    thinking_eviction:       true,
    exchange_folding:        true,
    superseded_eviction:     true,
    dedup_enabled:           true,
    dedup_threshold:         0.85,
    target_context_tokens:   40_000,
    archive_dropped_turns:   true,
    archive_preserve_recent: 10
  }
end

.conversation_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 456

def self.conversation_defaults
  {
    summarize_threshold: 50_000,
    target_tokens:       20_000,
    preserve_recent:     10,
    auto_compact:        true
  }
end

.current_settings ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 143

def self.current_settings
  settings = Legion::Settings[:llm]
  return settings if settings.is_a?(Hash)

  {}
rescue StandardError => e
  handle_exception(e, level: :warn, handled: true, operation: 'llm.settings.current_settings')
  {}
end

.daemon_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 231

def self.daemon_defaults
  {
    url:     'http://127.0.0.1:4567',
    enabled: true
  }
end

.debate_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 483

def self.debate_defaults
  {
    enabled:                  false,
    gaia_auto_trigger:        false,
    default_rounds:           1,
    max_rounds:               3,
    advocate_model:           nil,
    challenger_model:         nil,
    judge_model:              nil,
    model_selection_strategy: 'rotate'
  }
end

.default ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 11

def self.default
  model_override = ENV.fetch('ANTHROPIC_MODEL', nil)
  {
    enabled:                   true,
    connected:                 false,
    pipeline_enabled:          true,
    pipeline_async_post_steps: true,
    max_tool_rounds:           200,
    default_model:             model_override,
    default_provider:          nil,
    system_baseline:           system_baseline_default,
    fleet:                     fleet_defaults,
    routing:                   routing_defaults,
    budget:                    budget_defaults,
    confidence:                confidence_defaults,
    discovery:                 discovery_defaults,
    daemon:                    daemon_defaults,
    prompt_caching:            prompt_caching_defaults,
    arbitrage:                 arbitrage_defaults,
    batch:                     batch_defaults,
    scheduling:                scheduling_defaults,
    rag:                       rag_defaults,
    rag_guard:                 rag_guard_defaults,
    embedding:                 embedding_defaults,
    conversation:              conversation_defaults,
    telemetry:                 telemetry_defaults,
    metering:                  metering_defaults,
    context_curation:          context_curation_defaults,
    debate:                    debate_defaults,
    provider_layer:            provider_layer_defaults,
    tool_trigger:              tool_trigger_defaults,
    api:                       api_defaults,
    compliance:                compliance_defaults,
    skills:                    skills_defaults,
    claude_cli:                claude_cli_defaults
  }
end

.discovery_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 256

def self.discovery_defaults
  {
    enabled:         true,
    refresh_seconds: 60,
    memory_floor_mb: 2048
  }
end

.embedding_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 395

def self.embedding_defaults
  {
    dimension:                    1024,
    enforce_dimension:            true,
    provider_fallback:            %w[ollama bedrock openai],
    provider_models:              {
      bedrock:   'amazon.titan-embed-text-v2:0',
      anthropic: nil,
      openai:    'text-embedding-3-small',
      gemini:    'text-embedding-004',
      azure:     'text-embedding-3-small',
      ollama:    'mxbai-embed-large'
    },
    ollama_preferred:             %w[mxbai-embed-large nomic-embed-text bge-large snowflake-arctic-embed],
    ollama_context_chars:         {
      'mxbai-embed-large'      => 1400,
      'bge-large'              => 1400,
      'snowflake-arctic-embed' => 1400,
      'nomic-embed-text'       => 24_000
    },
    ollama_default_context_chars: 1400,
    prefix_registry:              {
      'nomic-embed-text'  => { document: 'search_document: ', query: 'search_query: ' },
      'mxbai-embed-large' => { query: 'Represent this sentence for searching relevant passages: ' }
    }
  }
end

.enterprise_privacy? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/legion/llm/settings.rb', line 132

def self.enterprise_privacy?
  if Legion::Settings.respond_to?(:enterprise_privacy?)
    Legion::Settings.enterprise_privacy?
  else
    ENV['LEGION_ENTERPRISE_PRIVACY'] == 'true'
  end
rescue StandardError => e
  handle_exception(e, level: :warn, handled: true, operation: 'llm.settings.enterprise_privacy')
  ENV['LEGION_ENTERPRISE_PRIVACY'] == 'true'
end

.fleet_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 264

def self.fleet_defaults
  {
    dispatch:  {
      enabled:                true,
      exchange:               'llm.fleet',
      routing_style:          :shared_lane,
      mandatory:              true,
      publisher_confirm:      true,
      spool:                  false,
      timeout_seconds:        30,
      timeouts:               { chat: 30, stream: 30, embed: 10, image: 60, default: 30 },
      require_auth:           nil,
      token_ttl_seconds:      180,
      reply_queue_expires_ms: 60_000,
      reply_queue_prefix:     'llm.fleet.reply',
      request_ttl_ms:         120_000
    },
    auth:      {
      require_signed_token:   true,
      issuer:                 'legion-llm',
      audience:               'lex-llm-fleet-worker',
      algorithm:              'HS256',
      accepted_issuers:       ['legion-llm'],
      max_clock_skew_seconds: 30
    },
    responder: {
      enabled:                    true,
      require_auth:               nil,
      require_policy:             false,
      require_idempotency:        true,
      idempotency_ttl_seconds:    600,
      accepted_protocol_version:  2,
      mandatory:                  false,
      publisher_confirm:          false,
      publish_confirm_timeout_ms: 500,
      spool:                      false
    }
  }
end

.global_value(namespace, *keys, default: nil) ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 89

def self.global_value(namespace, *keys, default: nil)
  if Legion::Settings.respond_to?(:dig) && keys.any?
    direct = Legion::Settings.dig(namespace, *keys)
    return direct unless direct.nil?
  end

  missing = Object.new
  current = self.namespace(namespace)
  keys.each_with_index do |key, index|
    unless current.respond_to?(:key?)
      warn_invalid_path(namespace, keys, index, current)
      return default
    end

    value = config_value(current, key, missing)
    return default if value.equal?(missing)

    current = value
  end
  current
rescue StandardError => e
  handle_exception(e, level: :warn, handled: true, operation: 'llm.settings.global_value', namespace: namespace, keys: keys)
  default
end

.metering_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 429

def self.metering_defaults
  {
    spool: {
      max_events:        10_000,
      flush_batch_sleep: 0.0
    }
  }
end

.namespace(namespace) ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 81

def self.namespace(namespace)
  settings = Legion::Settings[namespace]
  settings.is_a?(Hash) ? settings : {}
rescue StandardError => e
  handle_exception(e, level: :warn, handled: true, operation: 'llm.settings.namespace', namespace: namespace)
  {}
end

.prompt_caching_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 238

def self.prompt_caching_defaults
  {
    enabled:             true,
    min_tokens:          1024,
    scope:               'ephemeral',
    cache_system_prompt: true,
    cache_tools:         true,
    cache_conversation:  true,
    sort_tools:          true,
    response_cache:      {
      enabled:               true,
      ttl_seconds:           300,
      spool_dir:             '~/.legionio/data/spool/llm_responses',
      spool_threshold_bytes: 8 * 1024 * 1024
    }
  }
end

.provider_layer_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 465

def self.provider_layer_defaults
  {
    mode:             'auto',
    native_providers: %w[
      ollama vllm anthropic openai gemini mlx
      bedrock azure_foundry vertex claude
    ]
  }
end

.rag_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 374

def self.rag_defaults
  {
    enabled:                       true,
    full_limit:                    10,
    compact_limit:                 5,
    min_confidence:                0.5,
    utilization_compact_threshold: 0.7,
    utilization_skip_threshold:    0.9,
    conversation_history_enabled:  false,
    trivial_max_chars:             20,
    trivial_patterns:              %w[hello hi hey ping pong test ok okay yes no thanks thank]
  }
end

.rag_guard_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 388

def self.rag_guard_defaults
  {
    threshold:        0.7,
    block_on_failure: true
  }
end

.register_defaults! ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 153

def self.register_defaults!
  return unless Legion::Settings.respond_to?(:register_library)

  log.debug '[llm][settings] action=register_defaults'
  Legion::Settings.register_library(:llm, default)
end

.routing_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 304

def self.routing_defaults
  {
    enabled:        true,
    tier_priority:  %w[local fleet openai_compat cloud frontier],
    default_intent: { privacy: 'normal', capability: 'moderate', cost: 'normal' },
    tiers:          {
      local:         { provider: 'ollama' },
      fleet:         {
        queue:           'llm.fleet',
        routing_style:   :shared_lane,
        timeout_seconds: 30,
        timeouts:        { embed: 10, chat: 30, generate: 30, default: 30 }
      },
      openai_compat: {},
      cloud:         { providers: %w[bedrock azure gemini] },
      frontier:      { providers: %w[anthropic openai] }
    },
    health:         {
      window_seconds:               300,
      circuit_breaker:              { failure_threshold: 3, cooldown_seconds: 60 },
      latency_penalty_threshold_ms: 5000,
      budget:                       { daily_limit_usd: nil, monthly_limit_usd: nil }
    },
    escalation:     {
      enabled:           true,
      pipeline_enabled:  true,
      max_attempts:      3,
      quality_threshold: 0
    },
    rules:          [],
    tier_mappings:  []
  }
end

.scheduling_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 365

def self.scheduling_defaults
  {
    enabled:         false,
    peak_hours_utc:  '14-22',
    defer_intents:   %w[batch background],
    max_defer_hours: 8
  }
end

.set_value(*keys, value:) ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 114

def self.set_value(*keys, value:)
  target = current_settings
  return value unless target.is_a?(Hash)

  assign_value(target, keys, value)
  value
rescue StandardError => e
  handle_exception(e, level: :warn, handled: true, operation: 'llm.settings.set_value', keys: keys)
  value
end

.skills_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 506

def self.skills_defaults
  {
    enabled:           true,
    auto_inject:       true,
    on_demand:         true,
    max_active_skills: 1,
    directories:       ['.legion/skills', '~/.legionio/skills'],
    auto_discover:     { claude: false, codex: false },
    enabled_skills:    [],
    disabled_skills:   []
  }
end

.system_baseline_default ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 196

def self.system_baseline_default
  <<~PROMPT.strip
    You are Legion, an agentic AI partner running on the LegionIO framework.

    LegionIO is a governed, production-oriented cognitive task and orchestration platform.
    Your role is to help the user accomplish real work quickly, directly, and safely.

    Core behavior:
    - Honor user intent and constraints.
    - Prefer execution over prompt ceremony: do the task when possible, don't just describe it.
    - Be concise by default; expand only when the user asks for depth.
    - Be transparent: never claim you ran something you did not run, and never hide uncertainty.
    - Minimize blast radius: make the smallest effective change and preserve existing behavior unless asked otherwise.
    - Do not YOLO risky actions. For destructive, irreversible, security-sensitive, or high-impact actions, pause and get explicit confirmation.
    - When risk or ambiguity is high, ask focused clarifying questions before acting.
    - Validate outcomes when practical, and report what changed and why.
    - Prefer solving work directly in-session; only produce handoff artifacts (including prompts for other AI tools) when the user explicitly asks for that format.

    Trust model:
    - Trust is earned through reliable outcomes, clarity, and safe execution.
    - Speed matters, but never at the expense of integrity or user trust.
  PROMPT
end

.telemetry_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 423

def self.telemetry_defaults
  {
    pipeline_spans: true
  }
end

.tool_trigger_defaults ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 475

def self.tool_trigger_defaults
  {
    scan_depth:       10,
    tool_limit:       25,
    local_tool_limit: 10
  }
end

.transport_connected? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/legion/llm/settings.rb', line 125

def self.transport_connected?
  return true if global_value(:transport, :connected) == true

  transport = namespace(:transport)
  config_value(transport, :connected) == true
end

.validate!(settings) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/legion/llm/settings.rb', line 160

def self.validate!(settings)
  raise ArgumentError, 'llm.gateway has been removed; configure provider instances instead' if config_key?(settings, :gateway)

  routing = config_value(settings, :routing, {})
  if routing.is_a?(Hash)
    raise ArgumentError, 'routing.use_fleet has been removed; configure fleet.dispatch.enabled instead' if config_key?(routing, :use_fleet)

    openai_compat = config_value(config_value(routing, :tiers, {}), :openai_compat, {})
    if openai_compat.is_a?(Hash) && config_key?(openai_compat, :gateways)
      raise ArgumentError, 'routing.tiers.openai_compat.gateways has been removed; configure lex-llm-openai provider instances instead'
    end
  end

  settings
end

.value(*keys, default: nil) ⇒ Object 



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# File 'lib/legion/llm/settings.rb', line 49

def self.value(*keys, default: nil)
  missing = Object.new
  current = current_settings
  keys.each_with_index do |key, index|
    unless current.respond_to?(:key?)
      warn_invalid_path(nil, keys, index, current)
      return default
    end

    value = config_value(current, key, missing)
    return default if value.equal?(missing)

    current = value
  end
  current
rescue StandardError => e
  handle_exception(e, level: :warn, operation: 'llm.settings.value')
  default
end