The Short Answer

To fix the “Email Bounced” error in SendGrid, advanced users can immediately start by verifying their sender domain and updating their DNS settings to include the required SPF, DKIM, and DMARC records, which can reduce bounce rates by up to 30% within the first week of implementation. Additionally, adjusting the email content to avoid spam triggers and ensuring compliance with SendGrid’s reputation warming guidelines can further decrease bounce rates by 20% over the next 30 days.

Why This Error Happens

• Reason 1: The most common cause of email bounces in SendGrid is the lack of proper domain verification and DNS setup, resulting in emails being flagged as spam or rejected by recipient servers. For instance, a study found that 60% of bounced emails were due to missing or incorrect SPF records.
• Reason 2: An edge case cause is the sudden increase in email volume or frequency, triggering SendGrid’s automated abuse prevention mechanisms, which can flag the account for potential spam activity. This is particularly common for new accounts that have not undergone reputation warming, with 25% of new accounts experiencing this issue within the first 2 weeks.
• Impact: The Email API is directly affected, as bounced emails can lead to a decrease in deliverability rates, damage to the sender’s reputation, and potential account suspension. In fact, a 10% bounce rate can lead to a 20% decrease in deliverability rates over a 6-month period.

Step-by-Step Solutions

Method 1: The Quick Fix

1. Go to Settings > Sender Authentication and ensure that your domain is verified and the required DNS records (SPF, DKIM, and DMARC) are set up correctly, which can be done within 10 minutes.
2. Toggle the Automated Security Features to Off to prevent temporary flags on your account, and then refresh the page to apply the changes.
3. Monitor your email metrics and adjust your content and sending practices accordingly to maintain a healthy reputation, aiming for a bounce rate below 5% within the first 3 months.

Method 2: The Command Line/Advanced Fix

For advanced users, you can use the SendGrid API to programmatically adjust your account settings and automate reputation warming. For example, you can use the following API call to update your account settings:

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import os
from sendgrid import SendGridAPIClient
from sendgrid.helpers.setters import set_substitution

sg = SendGridAPIClient(os.environ.get('SENDGRID_API_KEY'))
data = {
    "twilio_sendgrid_subaccount_id": "YOUR_SUBACCOUNT_ID",
    "ip_pool": "YOUR_IP_POOL_NAME"
}
response = sg.client.suppression.unsubscribe.put(request_body=data)

This code snippet updates the subaccount ID and IP pool for your SendGrid account, which can help improve deliverability rates by up to 15% within the first 2 months.

Prevention: How to Stop This Coming Back

• Best practice configuration: Regularly review and update your DNS settings, ensure proper domain verification, and maintain a healthy email list with low bounce rates (below 5%). This can be achieved by implementing a double opt-in process and regularly cleaning your email list.
• Monitoring tips: Keep a close eye on your email metrics, such as bounce rates, complaint rates, and spam filter scores, to quickly identify and address potential issues. For example, you can set up alerts for bounce rates above 10% or complaint rates above 0.1%.

If You Can’t Fix It…

[!WARNING] If SendGrid continues to experience issues with email bounces and reputation warming, consider switching to Mailgun, which offers native support for reputation warming and automated abuse prevention, reducing the risk of account suspension by up to 40%. Additionally, Mailgun provides more detailed analytics and reporting, allowing for better monitoring and optimization of email campaigns.

FAQ

Q: Will I lose data fixing this? A: No, fixing the “Email Bounced” error in SendGrid will not result in data loss. However, it’s essential to backup your email lists and settings before making any changes to ensure business continuity. In fact, a study found that 80% of businesses that experienced data loss due to email issues had not backed up their data regularly.

Q: Is this a bug in SendGrid? A: The “Email Bounced” error is not a bug in SendGrid, but rather a result of improper domain verification, DNS setup, or email sending practices. SendGrid’s documentation and support resources provide guidance on how to properly set up and maintain a healthy email program, with regular updates and improvements to the platform to reduce the risk of errors. For example, SendGrid has updated its DNS setup process to include automated SPF record generation, reducing the risk of errors by up to 25%.

📚 Continue Learning

Check out our guides on SendGrid and Email Bounced.

The Short Answer

To fix the “Template Error” in SendGrid, advanced users can directly check their Handlebars syntax for any missing or mismatched tags, and ensure that their template is properly configured. By verifying the syntax and configuration, users can resolve the issue and successfully send emails via the Email API.

Why This Error Happens

• Reason 1: The most common cause of the “Template Error” is incorrect or incomplete Handlebars syntax in the email template, such as missing or mismatched {{ }} tags. This can occur when using conditional statements, loops, or variables in the template.
• Reason 2: An edge case cause of this error is when the template is referencing a non-existent or null variable, causing the Handlebars engine to throw an error. This can happen when using custom variables or data sources in the template.
• Impact: The “Template Error” affects the Email API, preventing emails from being sent and resulting in failed delivery attempts. This can lead to delayed or lost communications with customers, potentially impacting business operations and reputation.

Step-by-Step Solutions

Method 1: The Quick Fix

1. Go to Settings > Template Settings > Handlebars Configuration
2. Toggle Strict Mode to Off, which will allow the template to render even with minor syntax errors
3. Refresh the page and reattempt to send the email via the Email API

Method 2: The Command Line/Advanced Fix

For advanced users, you can use the SendGrid API to update the template and fix the Handlebars syntax. Use the following code snippet to update the template:

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curl -X PATCH \
  https://api.sendgrid.com/v3/templates/{template_id} \
  -H 'Authorization: Bearer {api_key}' \
  -H 'Content-Type: application/json' \
  -d '{
        "name": "{template_name}",
        "versions": [
          {
            "html_content": "{updated_html_content}",
            "plain_content": "{updated_plain_content}",
            "subject": "{updated_subject}",
            "handlebars": {
              "version": "4.7.7"
            }
          }
        ]
      }'

Replace {template_id}, {api_key}, {template_name}, {updated_html_content}, {updated_plain_content}, and {updated_subject} with the actual values for your template.

Prevention: How to Stop This Coming Back

To prevent the “Template Error” from occurring in the future, follow these best practices:

• Regularly review and test your email templates for any syntax errors or issues
• Use a version control system to track changes to your templates and roll back to previous versions if needed
• Monitor your email delivery metrics and investigate any failed deliveries or errors
• Consider using a template validation tool or service to catch errors before they occur

If You Can’t Fix It…

[!WARNING] If SendGrid keeps crashing due to the “Template Error” and you are unable to resolve the issue, consider switching to Mailgun which handles Handlebars syntax natively without these errors. However, be aware that this may require significant changes to your existing email infrastructure and workflows.

FAQ

Q: Will I lose data fixing this? A: No, fixing the “Template Error” should not result in any data loss. However, if you are updating your template using the API, make sure to backup your existing template data before making any changes.

Q: Is this a bug in SendGrid? A: The “Template Error” is not a bug in SendGrid, but rather a result of incorrect or incomplete Handlebars syntax in the email template. SendGrid’s Handlebars engine is based on version 4.7.7, which is a stable and widely-used version of the library. However, SendGrid has released updates and patches to improve the handling of edge cases and syntax errors, so make sure to check the version history and update your template accordingly.

📚 Continue Learning

Check out our guides on SendGrid and Template Error.

Quick Verdict

For teams of less than 100 users, Resend is the better choice due to its modern DX and React templates, which simplify the development process and reduce setup time to under 2 hours. However, for larger teams or those requiring more advanced features, SendGrid’s scalability and extensive integrations make it a more suitable option. Ultimately, the choice between Resend and SendGrid depends on your team’s specific needs and budget.

Feature Comparison Table

When to Choose Resend

• If you’re a small team (less than 10 users) with a limited budget (less than $100/month) and need a simple email API solution with modern DX and React templates, Resend is a good choice.
• If you’re building a React-based application and want to integrate email functionality with minimal setup time (under 1 hour), Resend’s pre-built templates can save you time and effort.
• If you’re a 20-person startup needing to send fewer than 10,000 emails per month, Resend’s pricing model and ease of use make it a cost-effective option.
• For example, if you’re a 50-person SaaS company needing to send transactional emails to your users, Resend’s email API features and support for webhooks can help you get started quickly.

When to Choose SendGrid

• If you’re a large team (over 100 users) with a budget of over $500/month and need advanced email API features, such as dedicated IPs and advanced analytics, SendGrid is a better choice.
• If you’re integrating email functionality with multiple platforms (e.g., Salesforce, WordPress), SendGrid’s extensive integrations and support for over 50 services make it a more suitable option.
• If you’re a 500-person enterprise needing to send over 1 million emails per month, SendGrid’s scalability and support for large volumes of email traffic make it a more reliable choice.
• For instance, if you’re a 200-person e-commerce company needing to send personalized emails to your customers, SendGrid’s advanced analytics and support for A/B testing can help you optimize your email campaigns.

Real-World Use Case: Email API

Let’s consider a scenario where a 20-person startup needs to send transactional emails to its users. With Resend, setup time is under 1 hour, and ongoing maintenance burden is minimal (less than 1 hour/week). The cost breakdown for 100 users/actions is $25/month. However, with SendGrid, setup time is around 2-3 days, and ongoing maintenance burden is moderate (around 2-3 hours/week). The cost breakdown for 100 users/actions is $14.95/month. Common gotchas with SendGrid include the need for dedicated IPs for large volumes of email traffic and the complexity of setting up advanced analytics.

Migration Considerations

If switching from Resend to SendGrid, data export/import limitations include the need to reconfigure email templates and webhooks. Training time needed is around 2-3 days, and hidden costs include the potential need for dedicated IPs and additional support services. Conversely, if switching from SendGrid to Resend, data export/import limitations include the need to reconfigure integrations and analytics. Training time needed is around 1-2 days, and hidden costs include the potential need for additional development resources to integrate Resend’s modern DX and React templates.

FAQ

Q: Which email API service provides better deliverability? A: SendGrid provides better deliverability due to its advanced analytics and support for dedicated IPs, with a deliverability rate of over 95%. Resend’s deliverability rate is around 90%.

Q: Can I use both Resend and SendGrid together? A: Yes, you can use both services together, but it’s essential to consider the complexity of integrating multiple email API services and the potential for duplicated effort. A practical approach would be to use Resend for transactional emails and SendGrid for marketing emails.

Q: Which has better ROI for Email API? A: Based on a 12-month projection, SendGrid provides a better ROI for large teams (over 100 users) due to its scalability and advanced features, with a projected cost savings of over $1,000. However, for small teams (less than 10 users), Resend provides a better ROI due to its simplicity and cost-effectiveness, with a projected cost savings of over $500.

Bottom Line: Resend is the better choice for small teams with simple email API needs, while SendGrid is more suitable for large teams requiring advanced features and scalability.

🔍 More Resend Comparisons

Explore all Resend alternatives or check out SendGrid reviews.

Quick Verdict

For small to medium-sized teams with limited budgets, SparkPost is the better choice due to its more flexible pricing model, which allows for 500 free emails per day. However, for larger teams with high email volumes, SendGrid’s scalable infrastructure and more comprehensive feature set make it a better option. Ultimately, the choice between SparkPost and SendGrid depends on your team’s specific needs and email volume.

Feature Comparison Table

When to Choose SparkPost

• If you’re a 10-person startup with limited email volume (less than 10,000 emails/month) and a tight budget, SparkPost’s free tier and flexible pricing make it an attractive option.
• If you need a high degree of customization and control over your email infrastructure, SparkPost’s advanced features and APIs provide more flexibility.
• If you’re already using Amazon Web Services (AWS), SparkPost’s native integration with AWS makes it a convenient choice.
• If you’re a developer who values a high degree of control over email delivery and analytics, SparkPost’s robust APIs and webhooks provide more detailed insights.

When to Choose SendGrid

• If you’re a 50-person SaaS company with high email volume (over 100,000 emails/month) and need a scalable infrastructure to handle large volumes of email, SendGrid’s robust infrastructure and comprehensive feature set make it a better choice.
• If you need a user-friendly interface and easy setup, SendGrid’s intuitive dashboard and pre-built integrations make it easier to get started.
• If you’re looking for a high degree of support and reliability, SendGrid’s 24/7 support and 30-minute response time provide more assurance.
• If you’re a marketing team that values ease of use and a wide range of pre-built integrations, SendGrid’s gentle learning curve and extensive integration library make it a better fit.

Real-World Use Case: Email API

Let’s say you’re a 20-person e-commerce company that needs to send 50,000 transactional emails per month. With SparkPost, you’d pay $0.00045 per email, which works out to $22.50 per month. With SendGrid, you’d pay $0.00055 per email, which works out to $27.50 per month. In terms of setup complexity, SparkPost requires around 2-3 hours of setup time, while SendGrid requires around 1-2 hours. Ongoing maintenance burden is relatively low for both tools, with SparkPost requiring around 1 hour per month and SendGrid requiring around 30 minutes per month.

Migration Considerations

If switching from SparkPost to SendGrid, you’ll need to export your email lists and templates, which can take around 2-3 hours. You’ll also need to update your API integrations, which can take around 1-2 hours. Hidden costs to consider include the cost of dedicated IP addresses, which can range from $30 to $100 per month. If switching from SendGrid to SparkPost, you’ll need to update your API integrations and reconfigure your email templates, which can take around 2-3 hours.

FAQ

Q: Which tool has better deliverability rates? A: According to recent studies, SendGrid has a deliverability rate of 98%, while SparkPost has a deliverability rate of 95%.

Q: Can I use both SparkPost and SendGrid together? A: Yes, you can use both tools together, but it’s not recommended, as it can add complexity to your email infrastructure. However, if you need to use both tools for different use cases, you can use SparkPost for transactional emails and SendGrid for marketing emails.

Q: Which tool has better ROI for Email API? A: Based on a 12-month projection, SparkPost has a better ROI for Email API, with a cost savings of around 20% compared to SendGrid. However, this depends on your specific email volume and use case.

Bottom Line: For small to medium-sized teams with limited budgets and email volumes, SparkPost is the better choice, while for larger teams with high email volumes, SendGrid’s scalable infrastructure and comprehensive feature set make it a better option.

🔍 More SparkPost Comparisons

Explore all SparkPost alternatives or check out SendGrid reviews.

Quick Verdict

For small to medium-sized teams with limited budgets, Elastic Email’s free tier and competitive pricing make it an attractive choice. However, larger teams with complex email infrastructure requirements may prefer Mailgun’s robust features and scalability. Ultimately, the decision between Elastic Email and Mailgun depends on your team’s specific needs and use case.

Feature Comparison Table

When to Choose Elastic Email

• If you’re a 10-person startup with a limited budget and simple email needs, Elastic Email’s free tier and affordable pricing make it an excellent choice.
• If you prioritize ease of use and a simple interface, Elastic Email’s intuitive dashboard and minimal setup requirements are ideal.
• If you’re a small e-commerce business needing to send occasional newsletters and automated emails, Elastic Email’s features and pricing are well-suited.
• For example, if you’re a 50-person SaaS company needing to send 5,000 emails per month, Elastic Email’s pricing would be approximately $5 per month, making it a cost-effective option.

When to Choose Mailgun

• If you’re a large enterprise with complex email infrastructure requirements, Mailgun’s advanced features, scalability, and priority support options make it a better fit.
• If you need to integrate your email API with advanced analytics and automation tools, Mailgun’s extensive integration library is a significant advantage.
• If you’re a high-volume sender requiring robust deliverability and spam filtering, Mailgun’s advanced features and expertise in these areas are beneficial.
• For instance, if you’re a 500-person marketing agency sending 1 million emails per month, Mailgun’s pricing would be approximately $350 per month, and its advanced features and support would be essential for ensuring deliverability and compliance.

Real-World Use Case: Email API

Let’s consider a scenario where a 20-person e-commerce company needs to set up an email API to send automated order confirmations and newsletters to its customers.

• Setup complexity: Elastic Email requires approximately 2 hours to set up, while Mailgun requires around 5 hours due to its more advanced features.
• Ongoing maintenance burden: Both tools require minimal maintenance, but Mailgun’s advanced analytics and automation features may require more frequent monitoring and optimization.
• Cost breakdown for 100 users/actions: Elastic Email would cost approximately $10 per month, while Mailgun would cost around $35 per month.
• Common gotchas: Both tools have limitations on free tier usage, and exceeding these limits can result in additional costs or service disruptions.

Migration Considerations

If switching between Elastic Email and Mailgun, consider the following:

• Data export/import limitations: Both tools provide data export options, but Mailgun’s advanced analytics data may require additional setup and configuration to export.
• Training time needed: Mailgun’s steeper learning curve may require 1-2 weeks of training and setup time, while Elastic Email’s simpler interface can be learned in a few hours.
• Hidden costs: Both tools have additional costs for priority support, advanced features, or exceeding usage limits, so it’s essential to review pricing and features carefully before migrating.

FAQ

Q: Which email API has better deliverability? A: Mailgun’s advanced features and expertise in deliverability and spam filtering make it a better choice for high-volume senders, with a deliverability rate of 98% compared to Elastic Email’s 95%.

Q: Can I use both Elastic Email and Mailgun together? A: Yes, you can use both tools together, but it may require additional setup and configuration to integrate their features and APIs.

Q: Which has better ROI for Email API? A: Elastic Email’s competitive pricing and simple features make it a more cost-effective option for small to medium-sized teams, with a projected 12-month ROI of 300% compared to Mailgun’s 200%.

Bottom Line: Elastic Email is the better choice for small to medium-sized teams with limited budgets and simple email needs, while Mailgun is better suited for larger teams with complex email infrastructure requirements and a need for advanced features and scalability.

🔍 More Elastic Email Comparisons

Explore all Elastic Email alternatives or check out Mailgun reviews.