API Reference

Runs

Usage

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Retrieve Run Usage

runs.usage.retrieve(strrun_id) -> 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]

cached_tokens: Optional[int]

total_tokens: Optional[int]

Retrieve Run Usage

Python

• HTTP
• TypeScript
• Python

from letta_client import Letta

client = Letta(
    api_key="My API Key",
)
usage = client.runs.usage.retrieve(
    "run_id",
)
print(usage.completion_tokens)

200 example

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

Returns Examples

200 example

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