# Optimizely Experimentation vs Statsig (slim)

> Statsig scores 72.3 (BB) on agent readiness against Optimizely Experimentation's 62.6 (B), and leads in 6 of 7 scored categories. Both do analytics experiments. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/optimizely-vs-statsig.md (~2,300 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/optimizely-vs-statsig.json · canonical https://www.anchorterminal.com/compare/optimizely-vs-statsig
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Statsig scores 72.3 (BB) on agent readiness against Optimizely Experimentation's 62.6 (B), and leads in 6 of 7 scored categories. Both do analytics experiments.

- Optimizely Experimentation: B 62.6, rank #330 of 722 · https://www.anchorterminal.com/tools/optimizely.min.md
- Statsig: BB 72.3, rank #94 of 722 · https://www.anchorterminal.com/tools/statsig.min.md
- Optimizely Experimentation, good for An agent working for an existing Optimizely customer that lists and creates flags, experiments and audiences, reads experiment results and writes SDK integration code.
- Statsig, good for An agent that creates, updates and cleans up feature gates, dynamic configs and experiments, and reads experiment results and audit history. Ahead on Reliability, 79 against 73; Schema & documentation, 82 against 74; Security & auth, 74 against 66; Payments & pricing, 40 against 0. Also Agent-ready, a grade of BB or better; Free to start without a card.

| Category | Optimizely Experimentation | Statsig |
| --- | --- | --- |
| Reliability (16%) | 73 | 79 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 74 | 82 |
| Agent ergonomics (13%) | 68 | 71 |
| Security & auth (14%) | 66 | 74 |
| Payments & pricing (10%) | 0 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 78 | 81 |
| Transparency & trust (7%) | 75 | 75 |

| Fact (where they differ) | Optimizely Experimentation | Statsig |
| --- | --- | --- |
| Vendor | Optimizely | Amplitude, Inc. |
| Hosted endpoint | `https://exp.mcp.opal.optimizely.com/mcp` | `https://api.statsig.com/v3/mcp` |
| Pricing | Paid | Freemium |
| Licence | Proprietary hosted service under Optimizely's Online Software Subscription Agreement and its API, SDK and MCP terms. The Feature Experimentation SDKs on GitHub are Apache 2.0 | Proprietary hosted service under Statsig's self-service or enterprise terms. The SDKs and the agent skills repository on GitHub are ISC |
| Tools exposed | 7 | 18 |
| MCP registry | not listed | `com.statsig/statsig-mcp-server` |
| Last release | 2026-09-18 | 2026-09-28 |
| Terms last updated | no date given | 2025-08-04 |
| Privacy policy last updated | no date given | 2026-08-31 |
| Terms or service can change without notice | not found in the text | yes |
| Arbitration or class-action waiver | not found in the text | yes |
| Popularity | 460k npm/wk, 86k PyPI/wk | 4.2M npm/wk, 894k PyPI/wk |