
An open-source agent runtime server that runs extensible agent loops in WebAssembly sandboxes, connects typed tools across environments, supports 70+ LLM providers, and provides observable, replayable sessions.
Prices and medians update for the tier you select. Caution: thin market — treat statistics as indicative.
No providers in this market have a Pro-tier plan — try another tier.
Ranked by how closely each one matches Brain's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Thin market — few comparable priced products; treat statistics as indicative.