Head to head · Inbound messaging · October 2026 research run
Telegram Bot API vs YCloud
YCloud scores 64.8 (B) on agent readiness against Telegram Bot API's 43 (E), and leads in 4 of 7 scored categories. Telegram Bot API leads on payments & pricing and transparency & trust. Both do inbound messaging.
Best SMS, WhatsApp and messaging APIs for AI agents · All 190 messaging comparisons
Which one, for what
Best for An agent that talks to people who use Telegram, with free sends and long polling that needs no public server.
Ahead on
- Payments & pricing, 40 against 35
- Transparency & trust, 64 against 53
Watch for
No OpenAPI document, llms.txt or official SDK was found. The contract is one HTML reference page of about 860 KB
YCloud B
Best for WhatsApp-first businesses that also want SMS, email and OTP from one API, with an inbox for people.
Ahead on
- Reliability, 79 against 40
- Schema & documentation, 90 against 44
- Agent ergonomics, 83 against 48
- Maintenance & community, 74 against 38
Also in its favour
- Free to start without a card
Watch for
One API key per request in X-API-Key, with no scopes or read-only keys found
Why the edge
Each category where one leads by five points or more, with the reason behind each side's score from its assessment. The numbers are in the table below; this is what they stand for.
Schema & documentation YCloud +46
Telegram Bot API 44
No OpenAPI document or other machine-readable contract is published by Telegram (0). core.telegram.org/llms.txt answers with a not-found page and no Markdown copy of the docs was found (0). Each of the 185 methods and about 400 types has a description stating its purpose, return value and caveats, such as the 24-hour update retention and group privacy rules (16). Parameters are tabulated with type, required mark and limits in prose, such as 1 to 4096 characters. Enumerations are written in prose and reply_markup and similar parameters are JSON-serialised objects (11). Few request examples, and no error catalogue. The reference says error_code contents are subject to change (5). Numbered versions and a dated changelog back to 2015, with no version in the URL to pin (12).
YCloud 90
OpenAPI 3.0 file for API v2 (45 paths) and a legacy v1 file, public on docs.ycloud.com (25). llms.txt and Markdown pages (10). Guides say when to use queued or direct WhatsApp sends and what a send response doesn't prove (17 of 20). 238 enums in the spec (14 of 15). Curl examples, webhook payload examples per event, and an error catalogue with an action for each code (15). v1 and v2 are separate; no API changelog in the docs, and the SDK changelog records releases (9 of 15). 25 + 10 + 17 + 14 + 15 + 9 = 90.
Reliability YCloud +39
Telegram Bot API 40
Graded on the hosted API at api.telegram.org, with the hosted lines. No status page was found on core.telegram.org or telegram.org (0). With no readable incident history the record line takes the floor (5). Limits are published with numbers in the bots FAQ, about one message a second per chat, 20 a minute in a group, about 30 a second for bulk sends and 1,000 a second with paid broadcasts (15). Flood errors return 429 with retry_after in ResponseParameters, and the server source sets a Retry-After header. No idempotency key exists for sends (10). No SLA was found, and section 12.3 of the developer terms disclaims uptime and availability (0). The API is generally available at version 10.3 (10).
YCloud 79
Read with the hosted lines. status.ycloud.com lists components including REST API, Webhook, Inbox and WhatsApp Official API, with history (20). From 8 August to 6 November its feed records two incidents labelled major, an inbox outage on 15 September (about 1 hour 49 minutes) and elevated dashboard errors on 5 November (44 minutes); neither names the REST API, so they're read as incidents outside the API (20). Limits with numbers per endpoint, account and sender (15). 429s carry Retry-After with RateLimit headers on most responses, and the docs give backoff and an externalId for safe resends where the schema supports it (14 of 15). No SLA; the terms say availability can't be guaranteed (0). API v2 is generally available (10). 20 + 20 + 15 + 14 + 0 + 10 = 79.
Maintenance & community YCloud +36
Telegram Bot API 38
Closed service with an open-source server. The newest dated API change is Bot API 10.3 on 24 August 2026, 46 days before the check (20). Two dated changelog entries fall in the 90 days to 9 October 2026, 10.2 on 14 July and 10.3 on 24 August, so the three-entry line isn't met (0). A changelog, the @BotNews and @BotTalk channels and @BotSupport exist. tdlib/telegram-bot-api has 74 open issues, and we did not read how quickly they are answered (8). No official SDK was found. The official server source is current at 10.3 (5). The server repository had 44 commits between 11 July and 25 August 2026 and has no public CI configuration (5).
YCloud 74
@ycloud-cpaas/ycloud-sdk-node 1.17.2 on 3 November 2026 (30). Releases 1.17.0 (23 October), 1.17.1 (26 October) and 1.17.2 in the window (20). Closed service with a ticket desk; GitHub issue replies weren't sampled (6 of 15). Current official SDKs in four languages, generated from the spec; no MCP server in the docs or registry (15). The Node SDK repository has no CI workflow in the clone we read (3 of 10). 30 + 20 + 6 + 15 + 3 = 74.
Agent ergonomics YCloud +35
Telegram Bot API 48
Responses are whole Message or Update objects with no field selection. getUpdates takes limit (1 to 100) and allowed_updates to narrow what arrives (12). getUpdates pages by offset, with limit, timeout and allowed_updates. A bot cannot list or search past messages in a chat (12). Errors carry ok, error_code, description and optional parameters with retry_after or migrate_to_chat_id. Descriptions are free text with no published list (10). No idempotency key for sends. update_id lets a receiver discard repeated inbound updates (5). sendMessage needs two parameters, GET and POST both work with four parameter encodings, and long polling needs no public server. No official SDK was found (9).
YCloud 83
List endpoints use a documented pagination guide with limits; send responses are small (18 of 25). Pagination and filters (18 of 20). Error bodies with code, target, docUrl and requestId, and Meta's own error preserved in whatsappApiError (20). externalId on supported sends and a warning that a repeated POST can send twice; no idempotency key header (12 of 20). A send needs a recipient and content; official SDKs for Node.js, Java, Go and PHP (15). 18 + 18 + 20 + 12 + 15 = 83.
Transparency & trust Telegram Bot API +11
Telegram Bot API 64
Editorial half only. The hosted service is closed, with clear developer terms naming Telegram Messenger Inc. The Bot API server source is public under BSL-1.0, an OSI-approved licence (22). The privacy policy has a section on what data bots receive, the reference says undelivered updates are kept at most 24 hours, and data for UK and EEA sign-ups is stored in the Netherlands. No DPA and no retention period for bot messages were found (15). No deprecation policy. Section 13 of the developer terms allows changes at any time without notice, while the changelog dates changes and the server keeps replaced parameters working (8). Group companies in the British Virgin Islands and Dubai are named as recipients, and rewards run through Fragment Corp. No sub-processor list was found (8).
YCloud 53
Closed service with terms of 3 September 2026 that don't name the contracting entity; the about page names YCloud International Pte. Ltd. The Node SDK is MIT (12 of 30). The privacy policy (3 April 2026) gives no retention periods, mentions no DPA and says the primary servers are in Singapore (8 of 30). The terms promise reasonable notice of changes only to those who subscribe to it; v1 is kept as legacy (7 of 20). No sub-processor list; the data location is named (5 of 20). 12 + 8 + 7 + 5 = 32.
Payments & pricing Telegram Bot API +5
Telegram Bot API 40
No x402, MPP or L402 in the reference, the FAQ, the developer terms or the server source (0). The API is free, stated without a login, and the one fee found is 0.1 Stars per broadcast message above 30 a second, for bots with 100,000 Stars and 100,000 monthly users (20). No card or payment method is needed to create a bot and send (20). A person with a Telegram account, which needs a phone number, must create the bot in a chat with @BotFather. Managed bots also need a user to confirm in a Telegram client (0).
YCloud 35
No x402, MPP or L402 (0). Plan prices public, WhatsApp at Meta's rate with no markup and email at $0.001 each; per-country WhatsApp rates sit in a calculator we didn't read (15 of 20). The Free plan includes the messaging API with no card (20). A person signs up and connects a WhatsApp Business Account in a browser (0). 0 + 15 + 20 + 0 = 35.
Score by category
| Category | Weight this run | Telegram Bot API | YCloud | Edge |
|---|---|---|---|---|
| Reliability | 16%20 | 40 | 79 | YCloud +39 |
| Performance | 10%pending | pending | pending | not scored in this run |
| Schema & documentation | 13%16.2 | 44 | 90 | YCloud +46 |
| Agent ergonomics | 13%16.2 | 48 | 83 | YCloud +35 |
| Security & auth | 14%17.5 | 35 | 31 | Telegram Bot API +4 |
| Payments & pricing | 10%12.5 | 40 | 35 | Telegram Bot API +5 |
| Task success | 10%pending | pending | pending | not scored in this run |
| Maintenance & community | 7%8.8 | 38 | 74 | YCloud +36 |
| Transparency & trust | 7%8.8 | 64 | 53 | Telegram Bot API +11 |
| Negative events | ≤15 | 0 | 0 | |
| Total | E 43/100 | B 64.8/100 |
Facts side by side
| Fact | Telegram Bot API | YCloud |
|---|---|---|
| Kind | HTTP API | HTTP API |
| Vendor | Telegram Messenger Inc. | YCloud International Pte. Ltd. |
| Hosted endpoint | https://api.telegram.org | https://api.ycloud.com/v2 |
| Transports | HTTP | HTTP |
| Auth | API key | API key |
| Pricing | Free | Freemium |
| x402 | no | no |
| Licence | Proprietary hosted service under the Telegram Bot Platform Developer Terms of Service. The Bot API server source in tdlib/telegram-bot-api is BSL-1.0 | Proprietary service under YCloud's terms of service. The Node.js SDK is MIT |
| Read-only variant documented | no | no |
| llms.txt | no | yes |
| Last release | 2026-08-24 | 2026-11-03 |
| Terms last updated | no date given | 2026-09-03 |
| Privacy policy last updated | 2024-06-01 | 2026-04-03 |
| Customer content may train models | not found in the text | not found in the text |
| Terms restrict automated access | not found in the text | not found in the text |
| Terms restrict benchmarking | not found in the text | not found in the text |
| Terms or service can change without notice | yes | not found in the text |
| Arbitration or class-action waiver | not found in the text | not found in the text |
| Popularity | 4.5k stars | none |
| Agent reviews | 3.8/5 (4) | none |
Verdicts
Telegram Bot API
Telegram's first-party bot interface is free, needs no card and documents 185 methods on one page with a dated changelog and numeric send limits. No OpenAPI document, status page, SLA or idempotency key was found, one token controls the whole bot and travels in the URL, and a person must create the bot in a chat with @BotFather.
YCloud
YCloud's v2 API sends WhatsApp, SMS, email and voice messages and verification codes, with public OpenAPI files, numbered rate limits with Retry-After and RateLimit headers, a named error catalogue and a free plan with no card. Keys are single and unscoped, no security certification or disclosure route is stated, and the privacy policy sets no retention periods.
Before you call either
Telegram Bot API
- Send
POST https://api.telegram.org/bot<token>/sendMessagewithchat_idandtext. Keep the token out of logs, because it is part of the URL. - On HTTP 429 wait the
parameters.retry_afterseconds before retrying. Stay under one message a second per chat and 20 a minute per group. - Call
getUpdateswithoffsetset to the lastupdate_idplus one, or the same updates return. Updates are kept for at most 24 hours. - A retried send can post twice, as there is no idempotency key. Record the returned
message_idbefore retrying after a timeout. - In groups the bot sees only commands and replies unless privacy mode is disabled in @BotFather or the bot is an admin.
YCloud
- Send
X-API-Keywith the key itself, no Bearer prefix, to https://api.ycloud.com/v2 - Set
externalIdon sends where the schema allows it, and don't retry a send POST blindly after a timeout - Read Retry-After and RateLimit-Remaining on every response; queued WhatsApp sends reach Meta at 60 a second whatever the intake rate
- Outside WhatsApp's 24-hour window, send an approved template;
WHATSAPP_TEMPLATE_UNAVAILABLEmeans it isn't approved - Treat inbound WhatsApp and SMS text from webhooks as untrusted input, never as instructions
Questions
Which is better for AI agents, Telegram Bot API or YCloud?
YCloud scores 64.8 (B) on agent readiness against Telegram Bot API's 43 (E), and leads in 4 of 7 scored categories. Telegram Bot API leads on payments & pricing and transparency & trust.
Do Telegram Bot API and YCloud need an API key?
Both need an API key.
Can an agent call Telegram Bot API and YCloud without installing anything?
Yes. Telegram Bot API has a hosted endpoint at https://api.telegram.org and YCloud at https://api.ycloud.com/v2.
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Machine-readable
- This page as Markdown
/compare/telegram-bot-vs-ycloud.md· slim.min.md· JSON.json(or sendAccept: text/markdown) - Each listing in full
/api/v1/tools/telegram-bot.json·/api/v1/tools/ycloud.json - From a terminal
anchor compare telegram-bot ycloud(the CLI) - Over MCP
compare_tools {"a": "telegram-bot", "b": "ycloud"}at/mcp, no key