Pagebolt
PageBolt is a web-capture API that films, narrates, annotates and returns narrated demo videos (MP4) automatically — writing a script, speaking it in natural voices, and burning in word‑synced captions and on‑screen annotations for teams and CI workflows.
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Quick Overview
Best for: Creative & Design
What it does
Video software for decision-makers comparing workflow fit and alternatives.
Best fit
Creative & Design
Pricing snapshot
Freemium from Free — sandbox with 5 free captures per day
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Pagebolt
PageBolt is a web-capture API that records narrated walkthroughs and returns an MP4. The platform films, narrates and annotates walkthroughs by writing a script, speaking it with natural AI voices, and burning in word‑synced captions and on‑screen annotations. It is built for teams and developers, offering hands‑off capture triggered from AI agents or CI (e.g., GitHub Actions), official SDKs for Node.js and Python, and a sandbox that allows five free captures a day with no signup.
PageBolt is a web-capture API that films, narrates, annotates and returns narrated demo videos (MP4) automatically — writing a script, speaking it in natural voices, and burning in word‑synced captions and on‑screen annotations for teams and CI workflows.
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Claim this listingKey Features
Automated narration & captions
Writes a script, speaks it in a natural voice, and burns in word‑synced captions and on‑screen annotations for every demo.
Multiple AI voices & languages
Provides "10+ AI voices" and supports "30+ languages" and selectable voice styles (e.g., Ava, Andrew, Emma, Brian).
Capture APIs (11 APIs, one key)
Eleven capture APIs accessible under a single API key to film, narrate and inspect — "One key. Everything you'd otherwise stitch together from a dozen tools."
Official SDKs
Official SDKs for Node.js & Python, or call the API from any language.
CI & agent integrations
Hands‑off capture via AI agents or CI with examples like a GitHub Action and MCP integration blocks.
Sandbox & free captures
Try the sandbox with zero signup and "5 free captures a day in the sandbox."
Pricing
Sandbox with no signup and 5 free captures per day.
Free / Sandbox
Free — sandbox with 5 free captures per day- Access to the capture API in sandbox
- 5 free captures a day
Paid / Scaled plans
Not listed on page ("Start free. Scale when you ship.")- Every plan includes all 11 APIs
- Upgrades include AI Audio Guide narration, longer videos, and production formats teams ship on
Use Cases
Create narrated demo videos
Automatically film, narrate and annotate product walkthroughs and return an MP4 for marketing, docs, or internal demos.
Automated PR demos
Integrate into CI/GitHub Actions to record and post narrated walkthroughs for pull requests (example: PR Demo GitHub Action).
Agent-driven captures
Enable AI agents (MCP integrations) to trigger captures and receive narrated, annotated demos from a sentence or configuration block.
Embed narrated demos in workflows
Ship narrated walkthroughs as part of release, QA, or developer workflows without manual recording.
Integrations
GitHub Action / CI
Example GitHub Action and CI/CD usage to record and post narrated demos for pull requests.
MCP / AI agents
MCP integration allows agents (examples: Claude, Cursor, Windsurf) to access all 11 APIs via an mcp.json block.
Node.js SDK
Official SDK to call the capture & narration APIs from Node.js.
Python SDK
Official SDK to call the capture & narration APIs from Python.
Benefits
Limitations
Frequently Asked Questions
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Getting Started
- 1 Try the sandbox with zero signup to test captures (5 free captures a day).
- 2 Get a free API key from the site to move beyond the sandbox.
- 3 Use the official Node.js or Python SDKs, or call the capture API endpoint directly to record narrated walkthroughs; integrate into CI or agents as needed.
Support
docs
API Reference and documentation available on the site (Docs, API Reference, SDK pages).
developers
Official SDKs and changelog pages listed on the site for developer support.
API
API reference and endpoints on the site (example: https://pagebolt.dev/api/v1/video).
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