Perseus Computing vs DataFuse

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Perseus Computing compared with DataFuse
Detail	Perseus Computing	DataFuse
What it does	High-assurance infrastructure for AI agents	Integration layer for AI agents to connect tools, authenticate, execute and audit
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Open source	Freemium
Pricing	Not given	Free: 100,000 tool calls/month, 50 playground messages/month. Starter: $19/month for 250,000 tool calls/month, 1,000 playground messages/month. Growth: $149/month for 2,000,000 tool calls/month, 10,000 playground messages/month. Overages: $5 for 1,000 calls, $15 for 5,000 calls, $25 for 10,000 calls
Key features	Harpe: chooses what an AI agent reads under a token budget with consistent results Kibisis: keeps agent memory on your hardware with AES-256-GCM encryption Argus: append-only record that detects edits with cryptographic verification No network code by default for local and disconnected use MIT License with published code, benchmarks and raw results	Catalog of 1,085 APIs with 232 production-ready integrations 48-hour API integration guarantee or free month Server-side credential resolution and management REST, GraphQL and MCP integration runtimes Execution history and audit logging Self-hosted deployment option Custom API integration support Free migration from competitors
What makes it different	Measured empirical validation across 6,111 questions outperforming full-context models Zero plaintext on disk with encrypted vaults matching plaintext accuracy 78.3% fewer tokens sent to the model with a 1,200-token budget per turn Preserves conversational chronology and relational qualifiers under token budgets	No per-connection, per-user or per-seat fees; only pay for tool calls Unified workflow for connection setup, tool discovery and execution across multiple platforms Dashboard playground to test tools with integrated LLM without consuming tool calls Clear execution visibility and logs for agent debugging without raw application logs
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	42 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	3	0
Citation Flow (Majestic)	24	12
Referring domains (Majestic)	62	1

4 details filled in for both companies.

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