Plugsky vs GPT, Claude, Manus & Perplexity Computer: a 12-row capability matrix (own LLM, sub-agents, computer/browser use, long-running tasks, no per-token billing, unlimited usage, sovereignty, HITL gate, audit log, finance-safe controls, self-host) — positioning Manus/Computer-style agent features as the alternative to GPT/Claude, "Unlimited API calls" is framed honestly as no per-token metering on your own LLM (flat/predictable), not literally infinite compute .