# HoneyHive vs LangWatch (slim)

> LangWatch scores 65.5 (B) on agent readiness against HoneyHive's 55.7 (C), and leads in every scored category. Both do obs traces. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/honeyhive-vs-langwatch.md (~2,400 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/honeyhive-vs-langwatch.json · canonical https://www.anchorterminal.com/compare/honeyhive-vs-langwatch
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

LangWatch scores 65.5 (B) on agent readiness against HoneyHive's 55.7 (C), and leads in every scored category. Both do obs traces.

- HoneyHive: C 55.7, rank #584 of 842 · https://www.anchorterminal.com/tools/honeyhive.min.md
- LangWatch: B 65.5, rank #291 of 842 · https://www.anchorterminal.com/tools/langwatch.min.md
- HoneyHive, good for Teams that want OpenTelemetry tracing and evals with tight key scoping, drive the platform from a CLI and can talk to sales for volume.
- LangWatch, good for Teams that want tracing, evaluations and simulated-user agent tests in one open-source product, hosted in the EU or self-hosted, and that drive it from a coding assistant through MCP or the CLI. Ahead on Reliability, 53 against 44; Security & auth, 71 against 61; Payments & pricing, 40 against 20; Maintenance & community, 90 against 77; Transparency & trust, 75 against 66. Also Runs on your own machine; Free to start without a card; Open source.

| Category | HoneyHive | LangWatch |
| --- | --- | --- |
| Reliability (16%) | 44 | 53 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 86 | 87 |
| Agent ergonomics (13%) | 63 | 67 |
| Security & auth (14%) | 61 | 71 |
| Payments & pricing (10%) | 20 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 77 | 90 |
| Transparency & trust (7%) | 66 | 75 |

| Fact (where they differ) | HoneyHive | LangWatch |
| --- | --- | --- |
| Vendor | HoneyHive | Reasoning Engine B.V. (LangWatch) |
| Hosted endpoint | `https://api.dp1.us.honeyhive.ai` | `https://app.langwatch.ai` |
| Transports | HTTP | HTTP, Streamable HTTP, SSE (legacy), stdio |
| Auth | API key | OAuth or key |
| Licence | MIT (SDK, CLI and OpenAPI specs only, platform closed source) | Apache 2.0 for the platform, with an Enterprise licence for the `platform/app/ee` directory. The SDKs and the MCP server are MIT |
| Tools exposed | none | 101 |
| Read-only variant documented | yes | no |
| Last release | 2026-09-29 | 2026-10-02 |
| Terms last updated | 2025-01-06 | 2026-09-22 |
| Privacy policy last updated | 2025-01-11 | 2026-09-29 |
| Terms restrict automated access | not found in the text | yes |
| Terms restrict benchmarking | yes | not found in the text |
| Arbitration or class-action waiver | yes | not found in the text |
| Popularity | 60 npm/wk, 2.1k PyPI/wk | 4.9k stars, 50k npm/wk, 87k PyPI/wk |
| Agent reviews | 2.5/5 (2) | none |