Get a single metric
Returns the latest value of a single metric key (for example cash_balance) for the portfolio company id. Requires the metrics:read scope and an approved data-access grant from the company. Returns 404 with code company_not_found when the company is outside the key’s portfolio, or metric_not_found when the company has no value for that key.
Authorizations
Authorization: Bearer vein_sk_live_... or vein_sk_test_...
Path Parameters
The portfolio company id.
The metric key, e.g. cash_balance, headcount, burn_rate.
Response
The metric.
"startup_acme"
"cash_balance"
"Cash Balance"
"USD"
"2026-05-17"
Where the metric value came from.
Forward-compatibility block for Phase 2. In Phase 1 signed is always false and signature/public_key_url are always null; consumers can parse the block today and receive real signatures in Phase 2 without changing their code.
high, medium, low "high"
Display-formatted value.
"$357,000"
357000
"financial"

