openworker/harness/telemetry/attributes.json

{
  "version": "1",
  "semconv_version": "1.41.0",
  "sources": [
    "https://github.com/open-telemetry/semantic-conventions/blob/v1.41.0/docs/gen-ai/gen-ai-spans.md",
    "https://langfuse.com/integrations/native/opentelemetry"
  ],
  "notes": [
    "OpenWorker operation names remain stable; only the listed GenAI attribute subset is pinned, not full GenAI instrumentation conformance.",
    "Model/tool names require metadata capture; legacy prompt/completion keys require full capture.",
    "Metric dimensions are only the explicitly marked finite enums; identity/name/content keys never become metric dimensions.",
    "Typed and identity attributes are derived from validated records, never arbitrary metadata overrides."
  ],
  "attributes": [
    {
      "constant": "SERVICE_NAME",
      "key": "service.name",
      "type": "string",
      "capture": "resource",
      "metric_dimension": false
    },
    {
      "constant": "SERVICE_VERSION",
      "key": "service.version",
      "type": "string",
      "capture": "resource",
      "metric_dimension": false
    },
    {
      "constant": "SERVICE_INSTANCE",
      "key": "service.instance.id",
      "type": "string",
      "capture": "resource",
      "metric_dimension": false
    },
    {
      "constant": "ROLE",
      "key": "openworker.role",
      "type": "string",
      "capture": "resource",
      "metric_dimension": false
    },
    {
      "constant": "DEPLOYMENT",
      "key": "openworker.deployment",
      "type": "string",
      "capture": "resource",
      "metric_dimension": false
    },
    {
      "constant": "SCHEMA_VERSION",
      "key": "openworker.schema.version",
      "type": "string",
      "capture": "resource",
      "metric_dimension": false
    },
    {
      "constant": "SEMCONV_VERSION",
      "key": "openworker.semconv.version",
      "type": "string",
      "capture": "resource",
      "metric_dimension": false
    },
    {
      "constant": "OPERATION",
      "key": "openworker.operation",
      "type": "string",
      "capture": "typed",
      "metric_dimension": true
    },
    {
      "constant": "OUTCOME",
      "key": "openworker.outcome",
      "type": "string",
      "capture": "typed",
      "metric_dimension": true
    },
    {
      "constant": "PURPOSE",
      "key": "openworker.model.purpose",
      "type": "string",
      "capture": "typed",
      "metric_dimension": true
    },
    {
      "constant": "DIRECTION",
      "key": "direction",
      "type": "string",
      "capture": "typed",
      "metric_dimension": true
    },
    {
      "constant": "SESSION_HASH",
      "key": "openworker.session.hash",
      "type": "string",
      "capture": "identity",
      "metric_dimension": false
    },
    {
      "constant": "ACTION_HASH",
      "key": "openworker.action.hash",
      "type": "string",
      "capture": "identity",
      "metric_dimension": false
    },
    {
      "constant": "TURN_HASH",
      "key": "openworker.turn.hash",
      "type": "string",
      "capture": "identity",
      "metric_dimension": false
    },
    {
      "constant": "CONVERSATION_ID",
      "key": "gen_ai.conversation.id",
      "type": "string",
      "capture": "identity",
      "metric_dimension": false
    },
    {
      "constant": "SESSION_ID",
      "key": "session.id",
      "type": "string",
      "capture": "identity",
      "metric_dimension": false
    },
    {
      "constant": "ATTEMPT",
      "key": "openworker.attempt",
      "type": "int",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "TIMING_KNOWN",
      "key": "openworker.timing.known",
      "type": "bool",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "INPUT_TOKENS",
      "key": "gen_ai.usage.input_tokens",
      "type": "int",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "OUTPUT_TOKENS",
      "key": "gen_ai.usage.output_tokens",
      "type": "int",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "CACHE_READ_TOKENS",
      "key": "gen_ai.usage.cache_read.input_tokens",
      "type": "int",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "CACHE_WRITE_TOKENS",
      "key": "gen_ai.usage.cache_creation.input_tokens",
      "type": "int",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "REASONING_TOKENS",
      "key": "gen_ai.usage.reasoning.output_tokens",
      "type": "int",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "RETURNED_BYTES",
      "key": "openworker.tool.returned_bytes",
      "type": "int",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "FIRST_OUTPUT",
      "key": "openworker.model.first_output.duration",
      "type": "double",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "GEN_AI_OPERATION",
      "key": "gen_ai.operation.name",
      "type": "string",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "OBSERVATION_TYPE",
      "key": "langfuse.observation.type",
      "type": "string",
      "capture": "typed",
      "metric_dimension": false
    },
    {
      "constant": "MODEL_NAME",
      "key": "gen_ai.request.model",
      "type": "string",
      "capture": "metadata",
      "metric_dimension": false
    },
    {
      "constant": "TOOL_NAME",
      "key": "gen_ai.tool.name",
      "type": "string",
      "capture": "metadata",
      "metric_dimension": false
    },
    {
      "constant": "SANDBOX_PROVIDER",
      "key": "openworker.sandbox.provider",
      "type": "string",
      "capture": "metadata",
      "metric_dimension": false
    },
    {
      "constant": "SANDBOX_ENFORCEMENT",
      "key": "openworker.sandbox.enforcement",
      "type": "string",
      "capture": "metadata",
      "metric_dimension": false
    },
    {
      "constant": "POLICY_DIGEST",
      "key": "openworker.policy.digest",
      "type": "string",
      "capture": "metadata",
      "metric_dimension": false
    },
    {
      "constant": "PROMPT",
      "key": "gen_ai.prompt",
      "type": "string",
      "capture": "full",
      "metric_dimension": false
    },
    {
      "constant": "COMPLETION",
      "key": "gen_ai.completion",
      "type": "string",
      "capture": "full",
      "metric_dimension": false
    },
    {
      "constant": "TOOL_ARGUMENTS",
      "key": "gen_ai.tool.call.arguments",
      "type": "string",
      "capture": "full",
      "metric_dimension": false
    },
    {
      "constant": "TOOL_RESULT",
      "key": "gen_ai.tool.call.result",
      "type": "string",
      "capture": "full",
      "metric_dimension": false
    },
    {
      "constant": "ERROR_TYPE",
      "key": "error.type",
      "type": "string",
      "capture": "typed",
      "metric_dimension": false
    }
  ]
}