
An open-source affective state engine for AI companions and agents. It models six emotion dimensions, empathy routing, complex emotion labels, energy, and long-term relationship climate, then converts state into qualitative prompts.
Prices and medians update for the tier you select.
Agents cost 0.7× MCP servers at the Pro tier.
Ranked by how closely each one matches Danlu Emotion Engine's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.