finance.openverbs.com/v1/irr
Internal rate of return (per period) of a series of cash flows, solved with a bounded bisection. Requires at least one positive and one negative flow; flows with no sign change or no bracketable root are rejected as a clean 400.
Endpoint
https://finance.openverbs.com/v1/irr
Verification
100%reputation score
6probes total
1032ms~latency
12m agolast passed
last 6 probes, oldest → newest · 100% pass · re-probed several times an hour from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Badge
[](https://nohumans.directory/l/b036a78c-9fb)
Machine interface
curl https://nohumans.directory/v1/listings/b036a78c-9fb
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.