BerriAI/litellm · error · RuntimeError

Cannot resize budget reservation against inconsistent counte

Error message

Cannot resize budget reservation against inconsistent counter {counter_key}

What it means

Error "Cannot resize budget reservation against inconsistent counter {counter_key}" thrown in BerriAI/litellm.

Source

Thrown at litellm/proxy/spend_tracking/budget_reservation.py:791

    ):
        await _increment_spend_counter_cache(
            counter_key=counter_key,
            increment=adjustment,
        )
    elif reseed_on_inconsistent:
        # Post-call reconcile / release: the counter was flushed or reseeded
        # between reservation and reconcile (Redis restart / cross-pod reset),
        # so the optimistic delta no longer applies. Recover by reseeding from
        # the DB's lagging authoritative floor rather than deleting the counter
        # and failing open — deleting it is what left budgets unenforced after a
        # Redis reload.
        await reseed_spend_counter_from_db(counter_key=counter_key)
    else:
        # Pre-call admission resize: the in-flight reservation cost is not yet
        # persisted, so the DB floor would discard it. Keep the original
        # fail-closed behavior (raise -> reserve_budget_for_request releases and
        # denies) rather than admitting against an inconsistent counter.
        raise RuntimeError(f"Cannot resize budget reservation against inconsistent counter {counter_key}")
    entry["applied_adjustment"] = target_adjustment


async def _counter_can_apply_adjustment(
    counter_key: str,
    adjustment: float,
) -> bool:
    from litellm.proxy.proxy_server import spend_counter_cache

    current_value: Final = await spend_counter_cache.async_get_cache(key=counter_key)
    if current_value is None:
        return False

    try:
        current_float: Final = float(current_value)
    except (TypeError, ValueError):
        return False

View on GitHub (pinned to 77b7c6c40c)

Solutions

1. Reset or repair the inconsistent spend counter (clear the Redis key or reconcile the DB counter), then retry the reservation.

When it happens

Trigger: Thrown at litellm/proxy/spend_tracking/budget_reservation.py:791 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of BerriAI/litellm@77b7c6c40c (2026-08-18). Data as JSON: /api/errors/faa993742428471d. Report an issue: GitHub.