# Buffer API + MCP vs Zernio (formerly Late) API + MCP (slim)

> Zernio (formerly Late) API + MCP has a score of 67.5 (B) against Buffer API + MCP's 62.3 (B). Both do social post. The largest gap is reliability, 25 points. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/buffer-vs-late.md (~1,650 tokens) · this version ~380 tokens · JSON https://www.anchorterminal.com/compare/buffer-vs-late.json · canonical https://www.anchorterminal.com/compare/buffer-vs-late
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-05

Zernio (formerly Late) API + MCP has a score of 67.5 (B) against Buffer API + MCP's 62.3 (B). Both do social post. The largest gap is reliability, 25 points.

- Buffer API + MCP: B 62.3, rank #220 of 452 · https://www.anchorterminal.com/tools/buffer.min.md
- Zernio (formerly Late) API + MCP: B 67.5, rank #139 of 452 · https://www.anchorterminal.com/tools/late.min.md
- Pick Buffer API + MCP for transparency & trust (+19). Pick Zernio (formerly Late) API + MCP for reliability (+25), agent ergonomics (+23), payments & pricing (+10), maintenance & community (+14).

| Category | Buffer API + MCP | Zernio (formerly Late) API + MCP |
| --- | --- | --- |
| Reliability (16%) | 55 | 80 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 86 | 83 |
| Agent ergonomics (13%) | 65 | 88 |
| Security & auth (14%) | 56 | 57 |
| Payments & pricing (10%) | 30 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 73 | 87 |
| Transparency & trust (7%) | 78 | 59 |