# action_mcp

> Rails Engine with MCP compliant Spec.

- **URL**: https://www.freshcrate.ai/projects/action_mcp
- **Author**: seuros
- **Category**: MCP Servers
- **Latest version**: `action_mcp/v0.110.2` (2026-05-28)
- **License**: MIT
- **Source**: https://github.com/seuros/action_mcp
- **Language**: Ruby
- **GitHub**: 106 stars, 19 forks
- **Registry**: github
- **Tags**: `ai`, `authentication`, `claude`, `gateway`, `gem`, `http`, `json-rpc`, `language-model`, `model-context-protocol`, `ruby`

## Description

Rails Engine with MCP compliant Spec.

## Recent releases

| Version | Date | Urgency | Changes |
| --- | --- | --- | --- |
| `action_mcp/v0.110.2` | 2026-05-28 | High | ## [0.110.2](https://github.com/seuros/action_mcp/compare/action_mcp/v0.110.1...action_mcp/v0.110.2) (2026-05-28)   ### Bug Fixes  * drop deprecated require_dependency ([#222](https://github.com/seuros/action_mcp/issues/222)) ([ca30d98](https://github.com/seuros/action_mcp/commit/ca30d9865a7ee4656f47f61ec86df64a38b4bb06)) |
| `action_mcp/v0.110.1` | 2026-05-20 | High | ## [0.110.1](https://github.com/seuros/action_mcp/compare/action_mcp/v0.110.0...action_mcp/v0.110.1) (2026-05-19)   ### Bug Fixes  * render_ui(template:) works in API-only Rails hosts ([#220](https://github.com/seuros/action_mcp/issues/220)) ([cf9389b](https://github.com/seuros/action_mcp/commit/cf9389b69e76a37d6e8533f8fd06901f07a7f139)) |
| `action_mcp/v0.110.0` | 2026-05-15 | High | ## [0.110.0](https://github.com/seuros/action_mcp/compare/action_mcp/v0.109.0...action_mcp/v0.110.0) (2026-05-15)   ### Features  * add DNS rebinding / host authorization note to security section ([#214](https://github.com/seuros/action_mcp/issues/214)) ([ee31ed0](https://github.com/seuros/action_mcp/commit/ee31ed059da0e52b5a6fe0cefad0ebe90dd31015)), closes [#208](https://github.com/seuros/action_mcp/issues/208) * add MCP Apps support (renders_ui DSL, weather dashboard demo) ([#212](https://gith |
| `action_mcp/v0.109.0` | 2026-04-22 | High | ## [0.109.0](https://github.com/seuros/action_mcp/compare/action_mcp/v0.108.0...action_mcp/v0.109.0) (2026-04-21)   ### Features  * implement MCP elicitation with form and URL modes ([#210](https://github.com/seuros/action_mcp/issues/210)) ([c8fb0d1](https://github.com/seuros/action_mcp/commit/c8fb0d1dfd7245fe92efe78b2ea52b8aa6898c19)) * implement spec-compliant cursor pagination for all list endpoints ([#206](https://github.com/seuros/action_mcp/issues/206)) ([10e6fba](https://github.com/seuros |
| `action_mcp/v0.108.0` | 2026-04-08 | High | ## [0.108.0](https://github.com/seuros/action_mcp/compare/action_mcp/v0.107.1...action_mcp/v0.108.0) (2026-04-08)   ### Features  * add resource template test helpers ([f547429](https://github.com/seuros/action_mcp/commit/f5474291cbe0303d858217160cadd18e645a0435))   ### Bug Fixes  * **docs:** correct TestHelper method names and argument order ([f83bce6](https://github.com/seuros/action_mcp/commit/f83bce62002d8d0ea7ea1a206839734621c478af)) * guard against nil session when client sends unknown Mcp |
| `action_mcp/v0.107.1` | 2026-03-19 | Low | ## [0.107.1](https://github.com/seuros/action_mcp/compare/action_mcp/v0.107.0...action_mcp/v0.107.1) (2026-03-19)   ### Bug Fixes  * handle object type in property DSL without ActiveModel coercion ([b366895](https://github.com/seuros/action_mcp/commit/b366895229dcbefc37993ddd0b9d672dea50cbec)) |
| `action_mcp/v0.107.0` | 2026-03-05 | Low | ## [0.107.0](https://github.com/seuros/action_mcp/compare/action_mcp/v0.106.1...action_mcp/v0.107.0) (2026-03-04)   ### Features  * add configure_session hook to Gateway for persistent auth context ([#193](https://github.com/seuros/action_mcp/issues/193)) ([34be37f](https://github.com/seuros/action_mcp/commit/34be37f1679dd2cd50b51283d292a42a7443b436)) * generate mcp.ru and bin/mcp on install, fix Engine references ([#191](https://github.com/seuros/action_mcp/issues/191)) ([42f8c47](https://githu |
| `action_mcp/v0.106.1` | 2026-02-25 | Low | ## [0.106.1](https://github.com/seuros/action_mcp/compare/action_mcp/v0.106.0...action_mcp/v0.106.1) (2026-02-25)   ### Bug Fixes  * typo in patch ([02d9c95](https://github.com/seuros/action_mcp/commit/02d9c95e31373ef7c7f547f2574da555cf8e8560)) |
| `action_mcp/v0.106.0` | 2026-02-25 | Low | ## [0.106.0](https://github.com/seuros/action_mcp/compare/action_mcp/v0.105.0...action_mcp/v0.106.0) (2026-02-24)   ### Features  * Implement static resources for resources/list endpoint ([#187](https://github.com/seuros/action_mcp/issues/187)) ([ba4e428](https://github.com/seuros/action_mcp/commit/ba4e4286767e2fa1879adb676e2f716b1961f16b)) |
| `action_mcp/v0.105.0` | 2026-02-04 | Low | ## [0.105.0](https://github.com/seuros/action_mcp/compare/action_mcp/v0.104.1...action_mcp/v0.105.0) (2026-02-04)   ### Features  * Allow a base path to be set ([#179](https://github.com/seuros/action_mcp/issues/179)) ([#180](https://github.com/seuros/action_mcp/issues/180)) ([b92bcf5](https://github.com/seuros/action_mcp/commit/b92bcf5ef7ae0b9ebe33bd12a952b967044ff08d)) |

## Dependency audit

- **Score**: 100/100
- **Total deps**: 0
- **Resolved**: 0
- **Unresolved**: 0
- **License conflicts**: 0
- **Warnings**: 0
- **Scanned**: 2026-05-11

## Citation

- HTML: https://www.freshcrate.ai/projects/action_mcp
- Markdown: https://www.freshcrate.ai/projects/action_mcp.md
- Dependencies JSON: https://www.freshcrate.ai/api/projects/action_mcp/deps

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