Sendblue vs Tuco AI

Sendblue supports 58 of the 77 features compared here, and Tuco AI supports 41.

Feature comparison

Feature	Sendblue	Tuco AI
iMessage messaging
iMessage	Supported	Supported
Group chats	BetaGroup API is in beta on select plans. AI Agent plan can only reply in existing groups.	Not supportedTuco's llms.txt says it has no group chats.
Group management	BetaAdd and remove participants in iMessage groups via the beta groups API.	Not supportedNo group chat support
Group name and photo	SupportedRename groups and set group photos on supported lines.	Not supported
Mentions	Not listed	Not supported
Tapbacks	PartialSend classic tapbacks or any emoji. No inbound reaction events documented.	SupportedSend six classic tapbacks by API; inbound reactions, including custom emoji, arrive as message.reaction.
Threaded replies	Supportedreply_to on V2 iMessage lines, in direct and group chats.	Not listed
Typing indicators	SupportedSend and receive. iMessage 1:1 only, not in groups.	PartialStart and stop typing by API, best effort. Inbound typing events not documented.
Read receipts	PartialCan mark chats read (1:1). Outbound statuses stop at DELIVERED, with no read status.	Supportedmessage.opened webhook with readAt when the recipient has read receipts on.
Edit and unsend	Not supportedDocs say editing is not supported via API and delete does not unsend.	Not listed
Message effects	Supported13 send_style values.	Not listed
Animated text effects	Not listed	Not listed
Stickers	Not listed	Not listed
Formatted text	Not listed	Not listed
Attachments	SupportedUp to 100MB on iMessage, 5MB on SMS.	SupportedUp to 2 files per message, 25 MB each. Not allowed on the first message to a contact.
Live Photos	Not listed	Not listed
Rich link previews	PartialDocs say links expand only after the recipient saves your contact.	Not listed
Voice messages	SupportedSend .caf files to render as inline voice notes.	SupportedvoiceNote sends one audio file as a native voice note bubble.
Contact cards	SupportedSend .vcf files via media_url.	Not listed
Polls	Not listed	Not listed
Chat backgrounds	Not listed	Not listed
Location sharing	SupportedFind My request, read and live watch. Dedicated iMessage lines only.	Not listed
iMessage apps	SupportedApp Cards for your own Messages extension. V2 lines, not on the free plan.	Not listed
Live app cards	PartialUpdates go out as new messages in the same App Card session; Sendblue says the original is not edited.	Not listed
Sender name and photo	SupportedName and Photo Sharing profile per line, shared into direct iMessage chats.	PartialLine name and photo are set by Tuco staff, at most 3 changes per line per month.
FaceTime calls	PartialOutbound FaceTime audio over WebRTC (Agora). Needs a purchased FaceTime line.	PartialFaceTime Audio calls as a $100/month per-line add-on. Tuco's llms.txt says it has no FaceTime.
Delivery status	SupportedStatus callbacks from REGISTERED through SENT or DELIVERED.	Supportedqueued, sent, delivered, failed and fallback statuses, with sent, failed and fallback webhooks.
iMessage availability check	SupportedLookup API checks a phone number or email for iMessage.	SupportedSingle, round-robin and bulk checks, about 70 per line per day.
Focus and Notify Anyway	Not listed	Not listed
Numbers and delivery
Managed lines	Supported	SupportedEach line is a real iPhone with an eSIM that Tuco hosts. About 48 hours to activate.
Dedicated numbers	Supported	SupportedOne Apple identity per line. Lines can be ordered by API.
Shared numbers	SupportedFree sandbox uses a shared number with verified contacts only.	Not listed
Bring your own number	PartialOnly by porting the number in, which adds 3 to 5 days.	PartialDocs say existing numbers cannot be ported in, but a Linq migration page offers to port Linq numbers.
Line pooling	SupportedNumber pooling with sticky sending. Automatic line selection needs account enablement.	SupportedSends without fromLineId round-robin across active lines.
SMS fallback	Supported	PartialThrough your Twilio, GoHighLevel or webhook provider, or P2P SMS from the line once support enables it.
RCS fallback	SupportediMessage, then RCS, then SMS. RCS on V2 lines.	Not supportedRCS not offered
Outbound-first messaging	SupportedFull outbound on Enterprise or Blue Ocean; Free and AI Agent plans are inbound-first	SupportedOutbound to opted-in contacts. Cold lists are refused, and first messages cannot carry links or files.
Calls on the iMessage number	SupportedDashboard calls and FaceTime from the texting number; API calls via your Twilio caller ID.	SupportedCalls go out from the same number the line texts from. 500 minutes per line per month included.
Other channels
SMS	Supported	PartialSMS through your own Twilio, GHL or webhook provider, or P2P SMS from the line in its eSIM country.
RCS	SupportedV2 lines.	Not supportedNot offered
WhatsApp	Not supportedNot offered	Not supported
Telegram	Not supported	PartialTelegram bot for team notifications and replies. Leads are not messaged on Telegram.
Slack	Not listed	PartialLead conversations appear as Slack threads the team can reply from. Not a channel to contacts.
Email	Not supportedNot offered. iMessage can be sent to Apple ID email addresses.	SupportedmessageType email sends email, and an email bridge sends iMessages from your inbox.
Phone calls	PartialNo native calling API. Dashboard calls, outbound via your Twilio caller ID, inbound forwarding.	SupportedOutbound calls with recording, inbound forwarding and a click-to-call API (beta, +1 numbers only).
Apple Messages for Business	Not supportedNot offered	Not supportedNot offered
Unified channel API	SupportedOne API for iMessage, RCS and SMS, the only channels offered.	SupportedOne send endpoint with messageType imessage, sms or email.
Developer tools
REST API	Supported	Supported
TypeScript SDK	Supportedsendblue on npm.	Not listedThe iMessage API page shows npm install @tuco-ai/sdk, but no such package is on npm.
Python SDK	Supportedsendblue on PyPI.	Not listed
Other SDKs	PartialGo, Rust and Ruby packages, listed as community packages.	Not listed
CLI	Supported@sendblue/cli: signup, messaging, contacts and webhooks.	Not listed
Webhooks	Supported	SupportedSent, failed, fallback, opened, reply, reaction, AI draft, handover, call recording and DNC events.
Signed webhooks	PartialSends your shared secret in an sb-signing-secret header. No HMAC signature.	SupportedHMAC-SHA256 in the X-Tuco-Signature header.
MCP server	Supportedsendblue-api-mcp via npx.	Supportedtuco-mcp on npm, run locally with an API key, with about 90 tools.
Open source	PartialSDKs and CLI are MIT or Apache-2.0 on GitHub. The messaging platform is closed.	Partialtuco-mcp is MIT licensed on npm. The platform is closed.
Self-hosting	Not listedSold as a hosted service on Sendblue's Apple devices; self-hosting is not mentioned.	Not listedHosted on Tuco hardware. Self-hosting is not mentioned.
Local testing	Not listed	PartialSimulate runs a goal bot against a transcript without sending. Message sends have no sandbox.
Custom channel providers	Not listed	PartialSMS fallback can route through your Twilio, GoHighLevel or a custom webhook.
Event replay	PartialNo replay. Docs say to repair gaps by listing messages updated since a timestamp.	Supported30-day webhook delivery log with replay from the dashboard or API, plus one automatic retry.
OpenTelemetry	Not listed	Not listed
No-code integrations	SupportedZapier, Make and GoHighLevel. Docs FAQ says n8n resources are coming soon.	SupportedGoHighLevel, n8n, Zapier and Make.com.
CRM integrations	SupportedGoHighLevel, HubSpot, Salesforce, Close and Monday.com.	SupportedHubSpot, Salesforce, Close and Pipedrive. One CRM per workspace.
Built for AI agents
Agent framework	PartialNo own framework. Maintains a Vercel Chat SDK adapter.	SupportedHosted goal bots and Knowledge Base replies with tools, in copilot or autopilot mode.
Agent framework integrations	SupportedSendblue-maintained Vercel Chat SDK adapter.	Not listed
Streaming replies	Not supportedDocs say message editing is not supported via the API.	Not listed
Agent group chats	BetaA line can add another of your own dedicated lines to a group, via the beta groups API.	Not supportedNo group chat support
Human handoff	SupportedShared team inboxes with assignment, and agents that escalate to a rep.	SupportedCopilot drafts need approval, and conversation.handover fires when the AI stops for a person.
Audit logs	PartialSecurity page says all API requests are logged. No customer-facing audit log documented.	SupportedActivity log of workspace changes, including MCP tool calls.
Message history API	Supported	SupportedMessage history, conversations and replies endpoints.
Plans and compliance
Free plan	SupportedFree sandbox: shared number, up to 10 verified contacts, no webhooks.	Not supportedDocs say there are no free trials, paid pilots or refunds.
Public pricing	SupportedAI Agent plan at $100/mo per line. Enterprise is custom.	SupportedStarter $149/month, Growth $299/month, plus $335 setup per line.
No per-message fees	Supported	SupportedNo per-message fees. AI credits and extra call minutes are billed separately.
Uptime SLA	Supported99.99% uptime SLA on the Enterprise plan	Not listedGrowth lists a 4-hour support SLA. No uptime SLA found.
Isolated infrastructure	SupportedA dedicated HIPAA instance for HIPAA customers	SupportedEach line runs on its own iPhone and Apple ID on dedicated Mac hardware, with no VMs.
SOC 2 Type II	SupportedSOC 2 Type II, report on request.	Not supportedSecurity page says Tuco does not hold SOC 2.
GDPR	SupportedPrivacy policy says Sendblue adheres to GDPR. DPAs on request.	SupportedGDPR page with data rights and Standard Contractual Clauses. DPA availability listed.

Checked on each provider's own site and docs on 2026-10-25. “Not listed” means the provider does not mention it.

Pricing

Which should you choose?

Choose Sendblue if you need group chats, group management, group name and photo and threaded replies.

Choose Tuco AI if you need Telegram, Slack, email and local testing.

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