Comparison
ONCE — Exactly-Once Reliability for AI Agent Actions vs rea
rea has more GitHub stars (288,843 vs 0). rea was updated more recently (last commit 4d ago). Data comes straight from GitHub and refreshes daily.
ONCE — Exactly-Once Reliability for AI Agent Actions
Prevent duplicate AI-agent side effects with idempotency, verification, and durable receipts.
$
claude mcp add --transport http once-exactly-once-reliability- https://optimistic-compassion-production.up.railway.app/mcp
rea
Reverse engineer anything with agents, from app behavior down to native binaries.
$
npx -y rea-agents@latest analyze-javascript-application /absolute/path/to/app --json| Metric | ONCE — Exactly-Once Reliability for AI Agent Actions | rea |
|---|---|---|
| Type | MCP server | MCP server |
| GitHub stars | 0 | 288,843 |
| Stars, last 7 days | n/a | +22,226 |
| Forks | 0 | 72,729 |
| Upvotes | 0 | 1 |
| Language | n/a | TypeScript |
| License | n/a | MIT |
| Last commit | n/a | 4d ago |
| Created | n/a | Apr 2026 |
| Categories | AI & LLM tooling | AI & LLM tooling, Memory & knowledge |