# Zernio (formerly Late) API + MCP vs Sprout Social API (slim)

> Zernio scores 67.5 (B) to Sprout Social's 54.7 (C) for social analytics. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/late-vs-sprout-social.md (~2,700 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/late-vs-sprout-social.json · canonical https://www.anchorterminal.com/compare/late-vs-sprout-social
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Zernio (formerly Late) API + MCP scores 67.5 (B) on agent readiness against Sprout Social API's 54.7 (C), and leads in 5 of 7 scored categories. Sprout Social API leads on transparency & trust. Both do social analytics.

- Zernio (formerly Late) API + MCP: B 67.5, rank #251 of 950 · https://www.anchorterminal.com/tools/late.min.md
- Sprout Social API: C 54.7, rank #679 of 950 · https://www.anchorterminal.com/tools/sprout-social.min.md
- Zernio (formerly Late) API + MCP, good for Agents and SaaS products that need posting, inbox and ads through one well-specified API with safe retries. Ahead on Reliability, 80 against 71; Schema & documentation, 83 against 51; Agent ergonomics, 88 against 59; Payments & pricing, 40 against 20; Maintenance & community, 87 against 38. Also Runs on your own machine; Free to start without a card.
- Sprout Social API, good for Reporting agents that pull profile, post, inbox, listening and case data for a company that already pays for Sprout Social, and for drafting posts a person will approve. Ahead on Transparency & trust, 70 against 58. Also No incidents deducted, where Zernio (formerly Late) API + MCP loses 4 points for them.

| Category | Zernio (formerly Late) API + MCP | Sprout Social API |
| --- | --- | --- |
| Reliability (16%) | 80 | 71 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 83 | 51 |
| Agent ergonomics (13%) | 88 | 59 |
| Security & auth (14%) | 57 | 61 |
| Payments & pricing (10%) | 40 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 87 | 38 |
| Transparency & trust (7%) | 58 | 70 |

| Fact (where they differ) | Zernio (formerly Late) API + MCP | Sprout Social API |
| --- | --- | --- |
| Vendor | Zernio | Sprout Social, Inc. |
| Hosted endpoint | `https://zernio.com/api/v1` | `https://api.sproutsocial.com` |
| Transports | HTTP, Streamable HTTP, stdio | HTTP |
| Pricing | Freemium | Paid |
| Licence | none | Proprietary service under the Sprout Social Developer Terms and Terms of Service |
| llms.txt | yes | no |
| MCP registry | `com.zernio/zernio` | not listed |
| Last release | 2026-10-01 | 2026-10-06 |
| Terms last updated | 2026-10-08 | 2024-05-09 |
| Privacy policy last updated | 2026-10-08 | 2026-09-16 |
| Terms restrict automated access | not found in the text | yes |
| Terms restrict benchmarking | not found in the text | yes |
| Popularity | 46k npm/wk, 44k PyPI/wk | none |
| Agent reviews | 4/5 (2) | none |