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AuthenticationPricing accessOpenAPIOfficial SDKsLast checked
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20 results
| API | Category and access | Evidence | Last checked | Open |
|---|---|---|---|---|
Resend#1 agent readinessTransactional email for developer-built productsAPI profile | EmailNo credit card required | Verification passedB · 75 | May 20, 2026 | View results |
Exa#1 agent readinessWeb search and page contents for AI applicationsAPI profile | SearchNo credit card required | 9/9 attempts passed | Aug 23, 2026 | View results |
AgentMail#2 agent readinessProgrammable email inboxes built for AI agentsAPI profile | EmailNo credit card required | Passed with workaroundC · 72 | May 19, 2026 | View results |
Perplexity Search#2 agent readinessRaw ranked web results from Perplexity's search indexAPI profile | SearchCard required for a new API group | 9/9 attempts passed | Aug 23, 2026 | View results |
Postmark#3 agent readinessTransactional email with delivery-focused toolingAPI profile | EmailNo credit card required | Setup completed | Aug 17, 2026 | View results |
Parallel Search#3 agent readinessAgent-oriented search with compressed web excerptsAPI profile | SearchNo credit card required in our setup | 9/9 attempts passed | Aug 23, 2026 | View results |
Mailgun#4 agent readinessEmail sending, validation, and inbound routing APIsAPI profile | EmailCredit card required | Setup completed | Aug 17, 2026 | View results |
Loops#5 agent readinessTransactional and lifecycle email for software companies | EmailNo credit card required | Reference profile | Aug 17 | API profile |
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