Retrieve Usage For Run

runs.usage.retrieve() -> UsageRetrieveResponse

GET/v1/runs/{run_id}/usage

Get usage statistics for a run.

ParametersExpand Collapse

run_id: str

ReturnsExpand Collapse

class UsageRetrieveResponse: …

completion_tokens: Optional[int]

completion_tokens_details: Optional[CompletionTokensDetails]

reasoning_tokens: Optional[int]

prompt_tokens: Optional[int]

prompt_tokens_details: Optional[PromptTokensDetails]

cache_creation_tokens: Optional[int]

cache_read_tokens: Optional[int]

cached_tokens: Optional[int]

total_tokens: Optional[int]

Retrieve Usage For Run

import os
from letta_client import Letta

client = Letta(
    api_key=os.environ.get("LETTA_API_KEY"),  # This is the default and can be omitted
)
usage = client.runs.usage.retrieve(
    "run_id",
)
print(usage.completion_tokens)

{
  "completion_tokens": 0,
  "completion_tokens_details": {
    "reasoning_tokens": 0
  },
  "prompt_tokens": 0,
  "prompt_tokens_details": {
    "cache_creation_tokens": 0,
    "cache_read_tokens": 0,
    "cached_tokens": 0
  },
  "total_tokens": 0
}

Returns Examples

{
  "completion_tokens": 0,
  "completion_tokens_details": {
    "reasoning_tokens": 0
  },
  "prompt_tokens": 0,
  "prompt_tokens_details": {
    "cache_creation_tokens": 0,
    "cache_read_tokens": 0,
    "cached_tokens": 0
  },
  "total_tokens": 0
}