# Accelerator WebMCP observations

Observed September 20, 2026. 1752 roster rows; 23 entries with registrations in at least one mode. No tool execution or adoption was measured.

- [Ambiguous AI](https://mudpie.ai/directory/webmcp/accelerators-2026-09-20/speedrun-10d7704d-ca38-42b8-b227-64be0d802203/): a16z Speedrun / SR005; default: Not observed in this window; experimental: Registration observed.
- [Pen.dev](https://mudpie.ai/directory/webmcp/accelerators-2026-09-20/speedrun-70f8efdb-0078-4960-9e74-9cf4393d610b/): a16z Speedrun / SR005; default: Not observed in this window; experimental: Registration observed.
- [Lazyweb](https://mudpie.ai/directory/webmcp/accelerators-2026-09-20/speedrun-7f9e40cb-40e2-4726-94fc-0cf75f0d2349/): a16z Speedrun / SR007; default: Not observed in this window; experimental: Registration observed.
- [Vespper](https://mudpie.ai/directory/webmcp/accelerators-2026-09-20/yc-30043/): Y Combinator / Fall 2024; default: Not observed in this window; experimental: Registration observed.
- [Gecko Security](https://mudpie.ai/directory/webmcp/accelerators-2026-09-20/yc-30087/): Y Combinator / Fall 2024; default: Not observed in this window; experimental: Registration observed.
- [Confident AI](https://mudpie.ai/directory/webmcp/accelerators-2026-09-20/yc-30283/): Y Combinator / Winter 2025; default: Not observed in this window; experimental: Registration observed.
- [CopyCat AI](https://mudpie.ai/directory/webmcp/accelerators-2026-09-20/yc-30338/): Y Combinator / Winter 2025; default: Not observed in this window; experimental: Registration observed.
-

[Accelerator WebMCP observations](<https://mudpie.ai/directory/webmcp/accelerators-2026-09-20/>)

Source observed: 2026-09-21T00:52:20.497Z. Last checked: 2026-09-21T00:52:20.497+00:00.

[Full page Markdown](<https://mudpie.mudpie.ai/pages/8586c0af-0f8e-4045-a399-b49f9d0eb233.md>)

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