Initial release — OpenMontage: the first open-source agentic video production system

11 production pipelines, 47 tools, 124 agent skills.
Supports cloud APIs (fal.ai, OpenAI, ElevenLabs, Suno, HeyGen, Runway) and
free local providers (diffusers, Piper TTS, WAN 2.1, Hunyuan, CogVideo).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

schemas/checkpoints/checkpoint.schema.json

@@ -0,0 +1,46 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "openmontage/checkpoints/checkpoint",
+  "title": "Pipeline Checkpoint",
+  "description": "Full resumable snapshot after each pipeline stage.",
+  "type": "object",
+  "required": ["version", "project_id", "stage", "status", "timestamp", "artifacts"],
+  "properties": {
+    "version": { "type": "string", "const": "1.0" },
+    "project_id": { "type": "string" },
+    "stage": {
+      "type": "string",
+      "enum": ["research", "proposal", "idea", "script", "scene_plan", "assets", "edit", "compose", "publish"]
+    },
+    "status": {
+      "type": "string",
+      "enum": ["completed", "failed", "awaiting_human", "in_progress"]
+    },
+    "timestamp": { "type": "string", "format": "date-time" },
+    "pipeline_type": { "type": "string", "description": "Pipeline manifest name" },
+    "style_playbook": { "type": "string" },
+    "checkpoint_policy": { "type": "string", "enum": ["guided", "manual_all", "auto_noncreative"] },
+    "human_approval_required": { "type": "boolean" },
+    "human_approved": { "type": "boolean" },
+    "artifacts": {
+      "type": "object",
+      "description": "Map of artifact name to artifact data or file path",
+      "additionalProperties": true
+    },
+    "review": {
+      "type": "object",
+      "description": "Reviewer output for this stage, if any"
+    },
+    "cost_snapshot": {
+      "type": "object",
+      "properties": {
+        "total_spent_usd": { "type": "number" },
+        "total_reserved_usd": { "type": "number" },
+        "budget_remaining_usd": { "type": "number" }
+      }
+    },
+    "error": { "type": "string" },
+    "metadata": { "type": "object" }
+  },
+  "additionalProperties": false
+}