diff --git a/.changeset/bright-waves-dance.md b/.changeset/bright-waves-dance.md
new file mode 100644
index 000000000..f8a1cabd0
--- /dev/null
+++ b/.changeset/bright-waves-dance.md
@@ -0,0 +1,5 @@
+---
+"@fission-ai/openspec": patch
+---
+
+Add Mistral Vibe as a supported AI tool
diff --git a/docs/supported-tools.md b/docs/supported-tools.md
index 524e597f2..78e0c8597 100644
--- a/docs/supported-tools.md
+++ b/docs/supported-tools.md
@@ -38,6 +38,7 @@ You can enable expanded workflows (`new`, `continue`, `ff`, `verify`, `sync`, `b
 | iFlow (`iflow`) | `.iflow/skills/openspec-*/SKILL.md` | `.iflow/commands/opsx-<id>.md` |
 | Kilo Code (`kilocode`) | `.kilocode/skills/openspec-*/SKILL.md` | `.kilocode/workflows/opsx-<id>.md` |
 | Kiro (`kiro`) | `.kiro/skills/openspec-*/SKILL.md` | `.kiro/prompts/opsx-<id>.prompt.md` |
+| Mistral Vibe (`mistral-vibe`) | `.vibe/skills/openspec-*/SKILL.md` | — |
 | OpenCode (`opencode`) | `.opencode/skills/openspec-*/SKILL.md` | `.opencode/commands/opsx-<id>.md` |
 | Pi (`pi`) | `.pi/skills/openspec-*/SKILL.md` | `.pi/prompts/opsx-<id>.md` |
 | Qoder (`qoder`) | `.qoder/skills/openspec-*/SKILL.md` | `.qoder/commands/opsx/<id>.md` |
@@ -68,7 +69,7 @@ openspec init --tools none
 openspec init --profile core
 ```
 
-**Available tool IDs (`--tools`):** `amazon-q`, `antigravity`, `auggie`, `claude`, `cline`, `codex`, `codebuddy`, `continue`, `costrict`, `crush`, `cursor`, `factory`, `gemini`, `github-copilot`, `iflow`, `kilocode`, `kiro`, `opencode`, `pi`, `qoder`, `qwen`, `roocode`, `trae`, `windsurf`
+**Available tool IDs (`--tools`):** `amazon-q`, `antigravity`, `auggie`, `claude`, `cline`, `codex`, `codebuddy`, `continue`, `costrict`, `crush`, `cursor`, `factory`, `gemini`, `github-copilot`, `iflow`, `kilocode`, `kiro`, `mistral-vibe`, `opencode`, `pi`, `qoder`, `qwen`, `roocode`, `trae`, `windsurf`
 
 ## Workflow-Dependent Installation
 
diff --git a/src/core/config.ts b/src/core/config.ts
index f35f92861..909b1c460 100644
--- a/src/core/config.ts
+++ b/src/core/config.ts
@@ -35,6 +35,7 @@ export const AI_TOOLS: AIToolOption[] = [
   { name: 'iFlow', value: 'iflow', available: true, successLabel: 'iFlow', skillsDir: '.iflow' },
   { name: 'Kilo Code', value: 'kilocode', available: true, successLabel: 'Kilo Code', skillsDir: '.kilocode' },
   { name: 'Kiro', value: 'kiro', available: true, successLabel: 'Kiro', skillsDir: '.kiro' },
+  { name: 'Mistral Vibe', value: 'mistral-vibe', available: true, successLabel: 'Mistral Vibe', skillsDir: '.vibe' },
   { name: 'OpenCode', value: 'opencode', available: true, successLabel: 'OpenCode', skillsDir: '.opencode' },
   { name: 'Pi', value: 'pi', available: true, successLabel: 'Pi', skillsDir: '.pi' },
   { name: 'Qoder', value: 'qoder', available: true, successLabel: 'Qoder', skillsDir: '.qoder' },