Module: Legion::LLM

Extended by:
Legion::Logging::Helper
Defined in:
lib/legion/llm.rb,
lib/legion/llm/api.rb,
lib/legion/llm/call.rb,
lib/legion/llm/audit.rb,
lib/legion/llm/cache.rb,
lib/legion/llm/fleet.rb,
lib/legion/llm/hooks.rb,
lib/legion/llm/tools.rb,
lib/legion/llm/types.rb,
lib/legion/llm/compat.rb,
lib/legion/llm/config.rb,
lib/legion/llm/errors.rb,
lib/legion/llm/helper.rb,
lib/legion/llm/router.rb,
lib/legion/llm/skills.rb,
lib/legion/llm/context.rb,
lib/legion/llm/quality.rb,
lib/legion/llm/version.rb,
lib/legion/llm/api/auth.rb,
lib/legion/llm/metering.rb,
lib/legion/llm/settings.rb,
lib/legion/llm/inference.rb,
lib/legion/llm/inventory.rb,
lib/legion/llm/transport.rb,
lib/legion/llm/fleet/lane.rb,
lib/legion/llm/scheduling.rb,
lib/legion/llm/deprecation.rb,
lib/legion/llm/skills/base.rb,
lib/legion/llm/types/chunk.rb,
lib/legion/llm/content_hash.rb,
lib/legion/llm/call/dispatch.rb,
lib/legion/llm/call/registry.rb,
lib/legion/llm/fleet/handler.rb,
lib/legion/llm/skills/errors.rb,
lib/legion/llm/tools/special.rb,
lib/legion/llm/types/message.rb,
lib/legion/llm/cache/response.rb,
lib/legion/llm/call/providers.rb,
lib/legion/llm/hooks/metering.rb,
lib/legion/llm/metering/usage.rb,
lib/legion/llm/api/native/chat.rb,
lib/legion/llm/call/embeddings.rb,
lib/legion/llm/caller_identity.rb,
lib/legion/llm/context/curator.rb,
lib/legion/llm/hooks/rag_guard.rb,
lib/legion/llm/inference/steps.rb,
lib/legion/llm/metering/tokens.rb,
lib/legion/llm/quality/checker.rb,
lib/legion/llm/skills/registry.rb,
lib/legion/llm/types/tool_call.rb,
lib/legion/llm/api/native/tiers.rb,
lib/legion/llm/fleet/dispatcher.rb,
lib/legion/llm/hooks/reflection.rb,
lib/legion/llm/inference/prompt.rb,
lib/legion/llm/metering/tracker.rb,
lib/legion/llm/scheduling/batch.rb,
lib/legion/llm/token_estimation.rb,
lib/legion/llm/tools/confidence.rb,
lib/legion/llm/tools/dispatcher.rb,
lib/legion/llm/api/debug_formats.rb,
lib/legion/llm/api/native/models.rb,
lib/legion/llm/api/openai/models.rb,
lib/legion/llm/hooks/reciprocity.rb,
lib/legion/llm/inference/profile.rb,
lib/legion/llm/inference/request.rb,
lib/legion/llm/inference/tracing.rb,
lib/legion/llm/inventory/sweeper.rb,
lib/legion/llm/router/resolution.rb,
lib/legion/llm/tools/interceptor.rb,
lib/legion/llm/transport/message.rb,
lib/legion/llm/api/native/helpers.rb,
lib/legion/llm/api/native/routing.rb,
lib/legion/llm/api/shared_helpers.rb,
lib/legion/llm/call/daemon_client.rb,
lib/legion/llm/context/compressor.rb,
lib/legion/llm/fleet/token_issuer.rb,
lib/legion/llm/hooks/budget_guard.rb,
lib/legion/llm/inference/executor.rb,
lib/legion/llm/inference/response.rb,
lib/legion/llm/inference/timeline.rb,
lib/legion/llm/metering/estimator.rb,
lib/legion/llm/publisher_identity.rb,
lib/legion/llm/skills/disk_loader.rb,
lib/legion/llm/skills/step_result.rb,
lib/legion/llm/api/inventory_admin.rb,
lib/legion/llm/hooks/cost_tracking.rb,
lib/legion/llm/inventory/discovery.rb,
lib/legion/llm/quality/shadow_eval.rb,
lib/legion/llm/router/availability.rb,
lib/legion/llm/scheduling/off_peak.rb,
lib/legion/llm/types/content_block.rb,
lib/legion/llm/api/error_translator.rb,
lib/legion/llm/api/native/inference.rb,
lib/legion/llm/api/native/instances.rb,
lib/legion/llm/api/native/offerings.rb,
lib/legion/llm/api/native/providers.rb,
lib/legion/llm/api/openai/responses.rb,
lib/legion/llm/api/stream_assembler.rb,
lib/legion/llm/call/lex_llm_adapter.rb,
lib/legion/llm/hooks/response_guard.rb,
lib/legion/llm/inference/steps/rbac.rb,
lib/legion/llm/vector_store/storage.rb,
lib/legion/llm/api/openai/embeddings.rb,
lib/legion/llm/fleet/token_validator.rb,
lib/legion/llm/inference/gaia_caller.rb,
lib/legion/llm/router/health_tracker.rb,
lib/legion/llm/types/tool_definition.rb,
lib/legion/llm/api/anthropic/messages.rb,
lib/legion/llm/api/namespaces/helpers.rb,
lib/legion/llm/call/structured_output.rb,
lib/legion/llm/fleet/reply_dispatcher.rb,
lib/legion/llm/fleet/worker_execution.rb,
lib/legion/llm/inference/conversation.rb,
lib/legion/llm/inference/steps/debate.rb,
lib/legion/llm/inventory/capabilities.rb,
lib/legion/llm/inference/steps/billing.rb,
lib/legion/llm/inference/steps/logging.rb,
lib/legion/llm/skills/skill_run_result.rb,
lib/legion/llm/fleet/provider_responder.rb,
lib/legion/llm/inference/embed_pipeline.rb,
lib/legion/llm/inference/route_attempts.rb,
lib/legion/llm/inference/steps/metering.rb,
lib/legion/llm/quality/confidence/score.rb,
lib/legion/llm/inference/audit_publisher.rb,
lib/legion/llm/inference/steps/rag_guard.rb,
lib/legion/llm/inference/tool_dispatcher.rb,
lib/legion/llm/quality/confidence/scorer.rb,
lib/legion/llm/router/escalation/history.rb,
lib/legion/llm/skills/external_discovery.rb,
lib/legion/llm/transport/exchanges/audit.rb,
lib/legion/llm/transport/exchanges/fleet.rb,
lib/legion/llm/api/namespaces/native/chat.rb,
lib/legion/llm/inference/executor/routing.rb,
lib/legion/llm/inference/native_tool_loop.rb,
lib/legion/llm/inference/steps/tool_calls.rb,
lib/legion/llm/inventory/discovery/system.rb,
lib/legion/llm/api/namespaces/native/tiers.rb,
lib/legion/llm/api/namespaces/openai/files.rb,
lib/legion/llm/api/namespaces/registration.rb,
lib/legion/llm/api/openai/chat_completions.rb,
lib/legion/llm/inference/steps/rag_context.rb,
lib/legion/llm/inventory/settings_observer.rb,
lib/legion/llm/api/namespaces/native/models.rb,
lib/legion/llm/api/namespaces/openai/images.rb,
lib/legion/llm/api/namespaces/openai/models.rb,
lib/legion/llm/inference/context_accounting.rb,
lib/legion/llm/inference/steps/prompt_cache.rb,
lib/legion/llm/inference/steps/token_budget.rb,
lib/legion/llm/inference/steps/tool_history.rb,
lib/legion/llm/transport/exchanges/metering.rb,
lib/legion/llm/api/namespaces/native/routing.rb,
lib/legion/llm/api/namespaces/openai/batches.rb,
lib/legion/llm/api/namespaces/openai/uploads.rb,
lib/legion/llm/inference/enrichment_injector.rb,
lib/legion/llm/inference/executor/escalation.rb,
lib/legion/llm/inference/steps/gaia_advisory.rb,
lib/legion/llm/inference/steps/mcp_discovery.rb,
lib/legion/llm/inference/steps/post_response.rb,
lib/legion/llm/inference/steps/tier_assigner.rb,
lib/legion/llm/inference/steps/trigger_match.rb,
lib/legion/llm/transport/messages/tool_event.rb,
lib/legion/llm/api/namespaces/anthropic/files.rb,
lib/legion/llm/api/translators/openai_request.rb,
lib/legion/llm/inference/steps/classification.rb,
lib/legion/llm/inference/steps/skill_injector.rb,
lib/legion/llm/inference/steps/span_annotator.rb,
lib/legion/llm/inference/steps/sticky_helpers.rb,
lib/legion/llm/inference/steps/sticky_persist.rb,
lib/legion/llm/inference/steps/sticky_runners.rb,
lib/legion/llm/inference/steps/tool_discovery.rb,
lib/legion/llm/tools/interceptors/python_venv.rb,
lib/legion/llm/transport/exchanges/escalation.rb,
lib/legion/llm/transport/messages/audit_event.rb,
lib/legion/llm/transport/messages/fleet_error.rb,
lib/legion/llm/transport/messages/skill_event.rb,
lib/legion/llm/api/namespaces/anthropic/models.rb,
lib/legion/llm/api/namespaces/native/inference.rb,
lib/legion/llm/api/namespaces/native/instances.rb,
lib/legion/llm/api/namespaces/native/offerings.rb,
lib/legion/llm/api/namespaces/native/providers.rb,
lib/legion/llm/api/namespaces/openai/responses.rb,
lib/legion/llm/api/translators/openai_response.rb,
lib/legion/llm/inventory/discovery/memory_gate.rb,
lib/legion/llm/transport/messages/prompt_event.rb,
lib/legion/llm/api/namespaces/openai/embeddings.rb,
lib/legion/llm/transport/messages/fleet_request.rb,
lib/legion/llm/api/namespaces/anthropic/messages.rb,
lib/legion/llm/api/namespaces/openai/completions.rb,
lib/legion/llm/api/namespaces/openai/moderations.rb,
lib/legion/llm/api/translators/anthropic_request.rb,
lib/legion/llm/inference/executor/context_window.rb,
lib/legion/llm/inference/executor/tool_injection.rb,
lib/legion/llm/inference/steps/knowledge_capture.rb,
lib/legion/llm/transport/messages/fleet_response.rb,
lib/legion/llm/transport/messages/metering_event.rb,
lib/legion/llm/api/client_translators/openai_chat.rb,
lib/legion/llm/api/namespaces/openai/audio/speech.rb,
lib/legion/llm/api/translators/anthropic_response.rb,
lib/legion/llm/inference/executor/payload_builder.rb,
lib/legion/llm/inference/steps/confidence_scoring.rb,
lib/legion/llm/api/namespaces/openai/chat/messages.rb,
lib/legion/llm/api/namespaces/openai/conversations.rb,
lib/legion/llm/api/namespaces/openai/uploads/parts.rb,
lib/legion/llm/api/namespaces/openai/vector_stores.rb,
lib/legion/llm/transport/messages/escalation_event.rb,
lib/legion/llm/api/namespaces/openai/chat/completions.rb,
lib/legion/llm/api/client_translators/openai_responses.rb,
lib/legion/llm/api/client_translators/shared_extractors.rb,
lib/legion/llm/api/namespaces/openai/audio/translations.rb,
lib/legion/llm/api/client_translators/anthropic_messages.rb,
lib/legion/llm/api/namespaces/anthropic/messages/batches.rb,
lib/legion/llm/api/namespaces/openai/conversations/items.rb,
lib/legion/llm/api/namespaces/openai/vector_stores/files.rb,
lib/legion/llm/api/namespaces/openai/audio/transcriptions.rb,
lib/legion/llm/api/namespaces/anthropic/messages/count_tokens.rb,
lib/legion/llm/api/namespaces/openai/vector_stores/file_batches.rb

Defined Under Namespace

Modules: API, Audit, Cache, Call, CallerIdentity, CompatWarning, Config, ContentHash, Context, Deprecation, Errors, EscalationHistory, Fleet, Helper, Hooks, Inference, Inventory, Metering, PublisherIdentity, Quality, Router, Scheduling, Settings, Skills, TokenEstimation, Tools, Transport, Types, VectorStore Classes: AuthError, ContextOverflow, DaemonDeniedError, DaemonRateLimitedError, DaemonUnavailableError, EmbeddingUnavailableError, EscalationExhausted, InvalidLane, LLMError, ModelNotAllowed, PipelineError, PrivacyModeError, ProviderDown, ProviderError, RateLimitError, RoutingFailedDependency, RoutingTooEarly, RoutingUnavailable, TokenBudgetExceeded, UnsupportedCapability, Usage

Constant Summary collapse

Routes = 
API
VERSION = 
'0.14.2'

Class Method Summary collapse

Class Method Details

.agent(agent_class) ⇒ Object 



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# File 'lib/legion/llm.rb', line 211

def agent(agent_class, **) = agent_class.new(**)

.ask ⇒ Object 



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# File 'lib/legion/llm.rb', line 144

def ask(...) = Inference.ask(...)
# rubocop:disable Legion/Framework/NoDirectDispatch -- deprecated shim per CHANGELOG 0.12.16; routes through governed pipeline.

.can_embed? ⇒ Boolean

These methods check Discovery first, then fall back to instance ivars set directly on LLM (ivar fallback preserves backwards compat for specs that do Legion::LLM.instance_variable_set)

Returns:

  • (Boolean) 


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# File 'lib/legion/llm.rb', line 191

def can_embed?
  Inventory::Discovery.can_embed? || @can_embed == true
end

.chat ⇒ Object 



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

def chat(...) = Inference.chat(...)

.chat_direct ⇒ Object

rubocop:disable Legion/Framework/NoDirectDispatch – deprecated shim per CHANGELOG 0.12.16; routes through governed pipeline.



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# File 'lib/legion/llm.rb', line 146

def chat_direct(...) = Inference.chat_direct(...)
# rubocop:enable Legion/Framework/NoDirectDispatch

.const_missing(name) ⇒ Object 



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# File 'lib/legion/llm/compat.rb', line 25

def self.const_missing(name)
  case name
  when :Discovery
    # Moved to Legion::LLM::Inventory::Discovery in v0.14.0
    CompatWarning.warn_once('Legion::LLM::Discovery', 'Legion::LLM::Inventory::Discovery')
    Inventory::Discovery
  when :Capabilities
    # Moved to Legion::LLM::Inventory::Capabilities in v0.14.0
    CompatWarning.warn_once('Legion::LLM::Capabilities', 'Legion::LLM::Inventory::Capabilities')
    Inventory::Capabilities
  when :Pipeline
    CompatWarning.warn_once('Legion::LLM::Pipeline', 'Legion::LLM::Inference')
    Inference
  when :ConversationStore
    CompatWarning.warn_once('Legion::LLM::ConversationStore', 'Legion::LLM::Inference::Conversation')
    Inference::Conversation
  when :NativeDispatch
    CompatWarning.warn_once('Legion::LLM::NativeDispatch', 'Legion::LLM::Call::Dispatch')
    Call::Dispatch
  when :NativeResponseAdapter
    raise NameError, 'Legion::LLM::NativeResponseAdapter removed in v0.12.x — use Canonical::Response from lex-llm'
  when :ProviderRegistry
    CompatWarning.warn_once('Legion::LLM::ProviderRegistry', 'Legion::LLM::Call::Registry')
    Call::Registry
  when :CostEstimator
    CompatWarning.warn_once('Legion::LLM::CostEstimator', 'Legion::LLM::Metering::Pricing')
    Metering::Pricing
  when :CostTracker
    CompatWarning.warn_once('Legion::LLM::CostTracker', 'Legion::LLM::Metering::Recorder')
    Metering::Recorder
  when :TokenTracker
    CompatWarning.warn_once('Legion::LLM::TokenTracker', 'Legion::LLM::Metering::Tokens')
    Metering::Tokens
  when :QualityChecker
    CompatWarning.warn_once('Legion::LLM::QualityChecker', 'Legion::LLM::Quality::Checker')
    Quality::Checker
  when :ConfidenceScorer
    CompatWarning.warn_once('Legion::LLM::ConfidenceScorer', 'Legion::LLM::Quality::Confidence::Scorer')
    Quality::Confidence::Scorer
  when :ConfidenceScore
    CompatWarning.warn_once('Legion::LLM::ConfidenceScore', 'Legion::LLM::Quality::Confidence::Score')
    Quality::Confidence::Score
  when :OverrideConfidence
    CompatWarning.warn_once('Legion::LLM::OverrideConfidence', 'Legion::LLM::Tools::Confidence')
    Tools::Confidence
  when :ResponseCache
    CompatWarning.warn_once('Legion::LLM::ResponseCache', 'Legion::LLM::Cache::Response')
    Cache::Response
  when :Compressor
    CompatWarning.warn_once('Legion::LLM::Compressor', 'Legion::LLM::Context::Compressor')
    Context::Compressor
  when :DaemonClient
    CompatWarning.warn_once('Legion::LLM::DaemonClient', 'Legion::LLM::Call::DaemonClient')
    Call::DaemonClient
  when :Providers
    CompatWarning.warn_once('Legion::LLM::Providers', 'Legion::LLM::Call::Providers')
    Call::Providers
  when :Prompt
    CompatWarning.warn_once('Legion::LLM::Prompt', 'Legion::LLM::Inference::Prompt')
    Inference::Prompt
  when :ShadowEval
    CompatWarning.warn_once('Legion::LLM::ShadowEval', 'Legion::LLM::Quality::ShadowEval')
    Quality::ShadowEval
  when :Arbitrage
    raise NameError, 'Legion::LLM::Arbitrage removed in v0.14.0 — cost-aware routing lands in Phase 2 as a lane_weight factor'
  when :Batch
    CompatWarning.warn_once('Legion::LLM::Batch', 'Legion::LLM::Scheduling::Batch')
    Scheduling::Batch
  when :ContextCurator
    CompatWarning.warn_once('Legion::LLM::ContextCurator', 'Legion::LLM::Context::Curator')
    Context::Curator
  when :Embeddings
    CompatWarning.warn_once('Legion::LLM::Embeddings', 'Legion::LLM::Call::Embeddings')
    Call::Embeddings
  when :OffPeak
    CompatWarning.warn_once('Legion::LLM::OffPeak', 'Legion::LLM::Scheduling::OffPeak')
    Scheduling::OffPeak
  when :InferenceError
    CompatWarning.warn_once('Legion::LLM::InferenceError', 'Legion::LLM::PipelineError')
    PipelineError
  when :Routes, :API
    require_relative '../llm/api'
    const_get(name)
  else
    super
  end
end

.embed(text) ⇒ Object

rubocop:enable Legion/Framework/NoDirectDispatch



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# File 'lib/legion/llm.rb', line 149

def embed(text, **)
  if defined?(Legion::Telemetry::OpenInference)
    Legion::Telemetry::OpenInference.embedding_span(
      model: (Legion::Settings[:llm][:default_model] || Legion::Settings[:llm][:telemetry][:unknown_model_tag]).to_s
    ) { |_span| Inference::EmbedPipeline.call(text: text, **) }
  else
    Inference::EmbedPipeline.call(text: text, **)
  end
end

.embed_batch(texts) ⇒ Object

rubocop:enable Legion/Framework/NoDirectDispatch



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# File 'lib/legion/llm.rb', line 168

def embed_batch(texts, **) = Call::Embeddings.generate_batch(texts: texts, **)

.embed_direct(text) ⇒ Object

rubocop:disable Legion/Framework/NoDirectDispatch – deprecated shim per CHANGELOG 0.12.16.



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

def embed_direct(text, **)
  Deprecation.warn_once(:embed_direct, replacement: 'Legion::LLM.embed')
  result = Call::Embeddings.generate(text: text, **)
  emit_embed_metering(result)
  result
end

.embedding_fallback_chain ⇒ Object 



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# File 'lib/legion/llm.rb', line 207

def embedding_fallback_chain
  Inventory::Discovery.embedding_fallback_chain || @embedding_fallback_chain
end

.embedding_instance ⇒ Object 



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# File 'lib/legion/llm.rb', line 203

def embedding_instance
  Inventory::Discovery.embedding_instance || @embedding_instance
end

.embedding_model ⇒ Object 



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# File 'lib/legion/llm.rb', line 199

def embedding_model
  Inventory::Discovery.embedding_model || @embedding_model
end

.embedding_provider ⇒ Object 



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# File 'lib/legion/llm.rb', line 195

def embedding_provider
  Inventory::Discovery.embedding_provider || @embedding_provider
end

.settings ⇒ Object 



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# File 'lib/legion/llm.rb', line 139

def settings
  Legion::Settings[:llm]
end

.shutdown ⇒ Object 



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# File 'lib/legion/llm.rb', line 115

def shutdown
  log.debug '[llm] shutdown.enter'
  Legion::Settings[:llm][:connected] = false
  @started = false
  Inventory::Discovery.reset!
  Call::Registry.reset!
  # Clear LLM-level embedding ivars that may have been set via instance_variable_set for testing
  @can_embed = nil
  @embedding_provider = nil
  @embedding_model = nil
  @embedding_instance = nil
  @embedding_fallback_chain = nil
  # Gracefully shut down the async thread pool (curation, reflection, knowledge capture)
  if (pool = Inference::Executor::ASYNC_THREAD_POOL).running?
    pool.shutdown
    pool.wait_for_termination(5)
  end
  log.info '[llm] shut down'
end

.start ⇒ Object 



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

def start
  log.debug '[llm] start.enter'
  Call::Providers.setup
  Inventory::Discovery.run
  Inventory::Discovery.detect_embedding_capability
  Legion::LLM::Inventory::SettingsObserver.attach!
  Config.set_defaults
  Hooks.install_defaults
  Tools::Interceptor.load_defaults

  Legion::LLM::Skills.start if defined?(Legion::LLM::Skills) && Legion::Settings[:llm][:skills][:enabled] != false

  LLM::Transport.load_all
  LLM::Fleet.load_transport
  LLM::Audit.load_transport
  LLM::Metering.load_transport

  @started = true
  Legion::Settings[:llm][:connected] = true
  log.info '[llm] started'
  API.register_routes if defined?(API)
rescue StandardError => e
  handle_exception(e, level: :error, operation: 'llm.start')
  raise
end

.started? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/legion/llm.rb', line 135

def started?
  @started == true
end

.structured(messages:, schema:) ⇒ Object 



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# File 'lib/legion/llm.rb', line 170

def structured(messages:, schema:, **)
  if defined?(Legion::Telemetry::OpenInference)
    Legion::Telemetry::OpenInference.llm_span(
      model: (Legion::Settings[:llm][:default_model] || Legion::Settings[:llm][:telemetry][:unknown_model_tag]).to_s, input: messages.to_s
    ) { |_span| Call::StructuredOutput.generate(messages: messages, schema: schema, **) }
  else
    Call::StructuredOutput.generate(messages: messages, schema: schema, **)
  end
end

.structured_direct(messages:, schema:) ⇒ Object

rubocop:disable Legion/Framework/NoDirectDispatch – deprecated shim per CHANGELOG 0.12.16.



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# File 'lib/legion/llm.rb', line 181

def structured_direct(messages:, schema:, **)
  Deprecation.warn_once(:structured_direct, replacement: 'Legion::LLM.structured')
  result = Call::StructuredOutput.generate(messages: messages, schema: schema, **)
  emit_structured_metering(result)
  result
end