# GrowthBook vs Heap (slim)

> GrowthBook scores 70.1 (BB) on agent readiness against Heap's 53 (D), and leads in every scored category. Both do analytics events. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/growthbook-vs-heap.md (~2,300 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/growthbook-vs-heap.json · canonical https://www.anchorterminal.com/compare/growthbook-vs-heap
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

GrowthBook scores 70.1 (BB) on agent readiness against Heap's 53 (D), and leads in every scored category. Both do analytics events.

- GrowthBook: BB 70.1, rank #142 of 722 · https://www.anchorterminal.com/tools/growthbook.min.md
- Heap: D 53, rank #555 of 722 · https://www.anchorterminal.com/tools/heap.min.md
- GrowthBook, good for Teams that want flags and experiments analysed against their own warehouse, with an open-source core and a self-hosted option. Ahead on Reliability, 86 against 72; Schema & documentation, 76 against 57; Agent ergonomics, 76 against 49; Security & auth, 68 against 41; Payments & pricing, 40 against 25; Maintenance & community, 89 against 63; Transparency & trust, 74 against 64. Also Agent-ready, a grade of BB or better; Runs on your own machine; Free to start without a card; Open source.
- Heap, good for An agent that records backend events or enriches user and account properties in a company's existing Heap project, or that files privacy deletions. Also No incidents deducted, where GrowthBook loses 3 points for them.

| Category | GrowthBook | Heap |
| --- | --- | --- |
| Reliability (16%) | 86 | 72 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 76 | 57 |
| Agent ergonomics (13%) | 76 | 49 |
| Security & auth (14%) | 68 | 41 |
| Payments & pricing (10%) | 40 | 25 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 89 | 63 |
| Transparency & trust (7%) | 74 | 64 |

| Fact (where they differ) | GrowthBook | Heap |
| --- | --- | --- |
| Vendor | GrowthBook, Inc. | Contentsquare (Content Square, Inc.) |
| Hosted endpoint | `https://mcp.growthbook.io/mcp` | `https://heapanalytics.com` |
| Transports | HTTP, Streamable HTTP, stdio | HTTP |
| Price for analytics events | $0. per transaction | not published |
| Licence | MIT for the core and for the MCP server. Three enterprise directories in the main repository are under GrowthBook's enterprise licence. GrowthBook Cloud is a hosted service under the Customer Agreement | Proprietary service under Contentsquare's master services agreement. The React Native bridge and the Node client on npm are MIT |
| Tools exposed | 4 | none |
| MCP registry | `io.github.growthbook/growthbook-mcp` | not listed |
| Terms last updated | 2025-06-19 | no date given |
| Privacy policy last updated | 2026-06-08 | couldn't be read |
| Popularity | 8.5k stars, 1.3M npm/wk, 433k PyPI/wk | 213 npm/wk |