Generate thematic newsletters automatically with Castmagic
Swiftask integrates with Castmagic to turn your recordings into structured newsletters. Maximize every piece of audio content without the writing effort.
Result:
Go from recording to sending in minutes. Maintain a consistent editorial presence.
AI Agents
castmagic
Connector castmagic · Secure OAuth 2.0
Newsletter production is a time sink
Writing quality thematic newsletters requires rigorous curation, insightful synthesis, and polished formatting. For busy teams, this task is often neglected or rushed, hurting audience engagement.
Main negative impacts:
Editorial inconsistency
Lack of time leads to irregular sends, breaking the bond with your subscribers and weakening your brand reach.
Creative overload
Synthesizing hours of content to extract insights takes hours of high-value manual work.
Underutilized media
Your podcasts and videos remain isolated content instead of driving an effective newsletter strategy.
The alliance of Swiftask and Castmagic automates media synthesis to generate ready-to-use thematic newsletters. You keep editorial control while automating the heavy lifting.
BEFORE / AFTER
What changes with Swiftask
The traditional way
You listen to your podcasts, take notes, write a summary, search for key quotes, then format everything in your email tool. A process that takes half a day per newsletter.
The power of Swiftask and Castmagic
Castmagic transcribes and analyzes your media. Swiftask retrieves this data to automatically structure your newsletter according to your themes, adding a personalized touch before sending.
Set up your newsletter workflow in 4 steps
1
STEP 1 : Sync Castmagic
Connect your Castmagic account to Swiftask. New media files will be automatically processed and analyzed.
2
STEP 2 : Define your themes
Configure Swiftask agents to extract the specific topics that interest your audience and match your editorial line.
3
STEP 3 : Automate formatting
Use our templates to transform Castmagic insights into a structured, coherent, and engaging newsletter.
4
STEP 4 : Review and send
Review the draft generated in Swiftask, make final tweaks, and send your newsletter to your subscribers.
Key automation features
Automatic point extraction, identification of impactful quotes, and segmentation by thematic topic.
- Target connector: The agent performs the right actions in castmagic based on event context.
- Automated actions: Audio-to-text conversion, intelligent synthesis, HTML formatting, integration with your favorite email platforms.
- Native governance: Every newsletter is generated to respect your brand voice thanks to Swiftask's advanced customization capabilities.
Each action is contextualized and executed automatically at the right time.
Each Swiftask agent uses a dedicated identity (e.g. agent-castmagic@swiftask.ai ). You keep full visibility on every action and every sent message.
Key takeaway: The agent automates repetitive decisions and leaves high-value actions to your teams.
Why automate your curation
Increased consistency
Never miss a send again thanks to automated, seamless production.
Consistent quality
AI ensures precise and structured synthesis, free from human fatigue errors.
Content ROI
Give a second life to your old podcasts and videos by turning them into evergreen text content.
Massive time savings
Reduce production time by 90%, allowing your team to focus on strategy.
Fine-tuned personalization
Easily adapt tone and format according to your mailing list segments.
Privacy and integrity
Swiftask applies enterprise-grade security standards for your castmagic automations.
- Data protection: Your media content is processed in a secure environment compliant with GDPR.
- Full control: The AI proposes, you dispose. No send is automated without your final approval.
- Complete history: Keep a record of all generated and sent versions for your internal documentation.
- Ecosystem compatibility: Integrates perfectly with your current marketing automation tools without technical complexity.
To learn more about compliance, visit the Swiftask governance page for detailed security architecture information.
RESULTS
Impact on editorial performance
| Metric | Before | After |
|---|---|---|
| Writing time | 4-6 hours per newsletter | 15 minutes of review |
| Sending frequency | Monthly | Weekly |
| Engagement rate | Baseline | +25% due to relevance |
Take action with castmagic
Go from recording to sending in minutes. Maintain a consistent editorial presence.