Bird

The global SMS API that scales with you [1]

bird.com/en-us/developer/sms-api · By Bird · Agent JSON · Suggest an edit · Last verified 2026-06-10 · Source confidence: high

Best for / Avoid if

Best for: Regulated or enterprise workloads - compliance attestations and an enterprise plan; AI agents and automation - an agent-ready surface (MCP / llms.txt); Teams needing broad API coverage out of the box

Avoid if: You want to try it free before paying

Scores

  • 45 / 100
    Agent friendliness
  • 60 / 100
    Pricing transparency
  • 75 / 100
    Setup speed
  • 45 / 100
    Docs quality
  • 75 / 100
    Procurement ease
  • 70 / 100
    Trust readiness

Scores are computed deterministically from this profile's published, sourced fields (pricing, compliance, capabilities, docs and developer-surface signals) - not from reviews or paid placement. Each axis is 0-100; an unknown signal scores 0 for that axis. Procurement ease is the inverse of buying friction (higher = easier to adopt).

Pricing & procurement

Pricing model
Usage-based [2]
Published pricing
Yes [3]
Free tier
No [4]
Self-serve signup
Yes [5]
Requires sales call
No [6]
Enterprise plan
Yes [7]
Minimum commitment
No commitments [8]
Published prices
PlanItemPerAmountSource
Pay as you goSMS outbound messagemessage$0.0074source

Capabilities

Supported actions
send_sms, receive_sms, verify_phone_number, buy_phone_numbers, manage_phone_numbers, manage_contacts, create_webhook_subscription, list_webhook_subscriptions, update_webhook_subscription, delete_webhook_subscription, verify_webhook_signature, track_message_delivery, schedule_message, send_one_time_password [9]
Regions
Global - 200+ countries [10]
Input types
JSON [11]
Output types
JSON [12]
Webhooks
Yes [13]
Sandbox / test mode
Yes [14]
SDK languages
Python, Node.js, Java, PHP, Ruby, Go, C# [15]
MCP server
No [16]

Trust & compliance

SOC 2
SOC 2 Type II [17]
HIPAA
Yes [18]
GDPR
Yes [19]
ISO 27001
Yes [20]
PCI DSS
Unknown [21]
Published SLA
No [22]
Rate limits
GET: 50 req/s, POST: 500 req/s per workspace; 50 retrieval calls per second burst or 2,000 retrieval calls per minute steady [23]
Known restrictions
WhatsApp and third-party SMS fees apply where applicable, with no additional markup, Additional carrier fees apply for the United States (incl. territories) and Canada, Pricing shown applies to Marketing Automation (MTC) plans and may vary depending on your contract, Some services may not be HIPAA compliant. Inquire for more information. [24]

Developer surface

Docs rendering: static · llms.txt present

Integration

API style
rest
Base URL
https://api.bird.com/
Version
v1
Versioning
none
Auth methods
api_key
Idempotency keys
No
Error format
vendor-specific
Webhook signing
hmac_sha256
Rate limit
500 / second

SDKs

  • Python messagebird · repo
  • Node.js messagebird · repo
  • Java com.messagebird:messagebird-api · repo
  • PHP messagebird/php-rest-api · repo
  • Ruby messagebird-rest · repo
  • Go github.com/messagebird/go-rest-api · repo
  • C# · repo

Adoption & maturity

Launched
2011-01-01
Notable customers
Airwallex, Binance, Zillow, Aramex, Al Jazeera, BukuWarung, Bumrungrad International Hospital, Bazaar, Aimy

Other SMS APIs

  • Twilio Programmable Messaging

    One Messaging API to reliably reach 7B+ devices

    Usage · public pricing · self-serve

  • Sinch SMS API

    "Simple, secure SMS API for global reach"

    Usage · public pricing · self-serve

  • Telnyx SMS API

    Carrier-grade SMS API with direct routing. No aggregator markup, no middleman margin. Programmable messaging on infrastructure Telnyx owns end-to-end.

    Usage · public pricing · self-serve

  • Infobip SMS API

    Send business text messages with a leading SMS service provider

    Usage · public pricing · self-serve

  • Vonage SMS API

    Our SMS API helps you create customer journeys through conversations - even within the context of your app.

    Usage · public pricing · self-serve

  • AWS End User Messaging

    AWS End User Messaging empowers developers to integrate scalable and reliable messaging capabilities into their applications. AWS End User Messaging helps you engage your customers by sending them SMS, voice messages, WhatsApp, and push notifications.

    Usage · free tier · public pricing · self-serve

Bird alternatives · Bird vs Twilio Programmable Messaging · All SMS APIs APIs

References

Each field above carries a numbered source - hover for a preview, click to jump here.

  1. Description: bird.com
  2. Pricing model: bird.com · bird.com
  3. Published pricing: bird.com · bird.com
  4. Free tier: developers.messagebird.com · bird.com
  5. Self-serve signup: docs.bird.com · developers.messagebird.com
  6. Requires sales call: developers.messagebird.com · docs.bird.com
  7. Enterprise plan: bird.com · bird.com
  8. Minimum commitment: bird.com
  9. Supported actions: docs.bird.com · docs.bird.com · docs.bird.com
  10. Regions: bird.com · bird.com
  11. Input types: docs.bird.com
  12. Output types: docs.bird.com
  13. Webhooks: docs.bird.com · docs.bird.com
  14. Sandbox: bird.com · bird.com
  15. SDK languages: github.com · developers.messagebird.com · bird.com
  16. MCP server: activepieces.com · mcp.pipedream.com
  17. SOC 2: bird.com · bird.com
  18. HIPAA: bird.com
  19. GDPR: docs.bird.com · bird.com
  20. ISO 27001: bird.com
  21. PCI DSS: bird.com
  22. Published SLA: bird.com · bird.com · bird.com
  23. Rate limits: docs.bird.com · docs.bird.com
  24. Known restrictions: docs.bird.com · bird.com · bird.com

Change history

Every field change, who made it, and when - from our audited data pipeline and editors.

  1. 2026-06-15 Score Docs Quality: 1545
  2. 2026-06-15 Score Agent Friendliness: 2045
  3. 2026-06-15 Best For: Regulated or enterprise workloads - compliance attestations and an enterprise p…Regulated or enterprise workloads - compliance attestations and an enterprise p…
  4. 2026-06-15 Has Structured Data: (none)No
  5. 2026-06-15 Llms Txt URL: (none)https://docs.bird.com/llms.txt
  6. 2026-06-15 Llms Txt Present: (none)Yes
  7. 2026-06-15 API Reference URL: (none)https://docs.bird.com/api
  8. 2026-06-15 Robots Allows Agents: (none)Yes
  9. 2026-06-14 Score Docs Quality: 015
  10. 2026-06-14 Rendering: (none)static
  11. 2026-06-14 Status Page URL: (none)https://status.bird.com
  12. 2026-06-14 Docs URL: (none)https://docs.bird.com
  13. 2026-06-10 Last Verified At: 2026-06-06T00:00:00.000Z2026-06-10T00:00:00.000Z
  14. 2026-06-10 Score Pricing Transparency: (none)60
  15. 2026-06-10 Scoring Methodology: (none)Scores are computed deterministically from this profile's published, sourced fi…
  16. 2026-06-10 Avoid If: (none)You want to try it free before paying
  17. 2026-06-10 Best For: (none)Regulated or enterprise workloads - compliance attestations and an enterprise p…
  18. 2026-06-10 Score Trust Readiness: (none)70
  19. 2026-06-10 Score Procurement Friction: (none)75
  20. 2026-06-10 Score Docs Quality: (none)0
  21. 2026-06-10 Score Agent Friendliness: (none)20
  22. 2026-06-10 Score Setup Speed: (none)75
  23. 2026-06-10 SDK Packages: Python, Node.js, Java, PHP, Ruby, Go, C#Python, Node.js, Java, PHP, Ruby, Go, C#
  24. 2026-06-10 Enterprise Plan Available: set to Yes
  25. 2026-06-10 SOC 2: set to type_2
  26. 2026-06-10 HIPAA: set to Yes
  27. 2026-06-10 GDPR: set to Yes
  28. 2026-06-10 ISO 27001: set to Yes
  29. 2026-06-10 SLA Published: set to No
  30. 2026-06-10 SLA URL: set to https://bird.com/en-us/legal/sla
  31. 2026-06-10 Data Retention Policy URL: set to https://bird.com/en-us/legal/privacy
  32. 2026-06-10 Documented Rate Limits: set to GET: 50 req/s, POST: 500 req/s per workspace; 50 retrieval calls per second bur…
  33. 2026-06-10 Rate Limit Requests: set to 500
  34. 2026-06-10 Known Restrictions: set to WhatsApp and third-party SMS fees apply where applicable, with no additional ma…
  35. 2026-06-10 Auth Methods: set to api_key
  36. 2026-06-10 Auth Docs URL: set to https://docs.bird.com/api/api-access/common-api-usage
  37. 2026-06-10 API Style: set to rest
  38. 2026-06-10 Base URL: set to https://api.bird.com/
  39. 2026-06-10 API Version: set to v1
  40. 2026-06-10 Versioning Scheme: set to none
  41. 2026-06-10 Quickstart URL: set to https://docs.bird.com/api/quickstarts/send-an-sms-message
  42. 2026-06-10 Idempotency Supported: set to No
  43. 2026-06-10 Error Format: set to vendor-specific
  44. 2026-06-10 Webhook Signing: set to hmac_sha256
  45. 2026-06-10 Webhook Events URL: set to https://docs.bird.com/api/notifications-api/api-reference/webhook-subscriptions…
  46. 2026-06-10 Requires Verification: set to Yes
  47. 2026-06-10 Price Basis: set to per segment
  48. 2026-06-10 Rate Limit Window: set to second
  49. 2026-06-10 Notable Customers: set to Airwallex, Binance, Zillow, Aramex, Al Jazeera, BukuWarung, Bumrungrad Internat…
  50. 2026-06-10 Fields Not Found: set to pci_dss, starting_price_usd, free_tier_limit, ga_date, stability, deprecation_p…

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  -H 'Content-Type: application/json' \
  -d '{"value":"corrected value","citations":[{"url":"https://source.example/page","excerpt":"supporting quote"}],"note":"what changed and why"}'

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