LangChain Reference home pageLangChain ReferenceLangChain Reference
  • GitHub
  • Main Docs
Deep Agents
LangChain
LangGraph
Integrations
LangSmith
LangSmith
  • Client
  • Run Trees
  • Traceable
  • Evaluation
  • Schemas
  • Langchain
  • Jest
  • Vitest
  • Wrappers
  • Anonymizer
  • Jestlike
  • Vercel
  • Anthropic
  • Sandbox
⌘I

LangChain Assistant

Ask a question to get started

Enter to send•Shift+Enter new line

Menu

LangSmith
ClientRun TreesTraceableEvaluationSchemasLangchainJestVitestWrappersAnonymizerJestlikeVercelAnthropicSandbox
Language
Theme
JavaScriptlangsmith_openapi_clientresourcesThreadTraceListItemPromptTokenDetails
Interface●Since v0.10

PromptTokenDetails

prompt_token_details is the prompt-side token breakdown by category; per-category counts are under nested raw. Omitted unless included in selects.

Copy
interface PromptTokenDetails

Properties

property
raw: __type

raw maps each category name to its estimated USD cost.

View source on GitHub