CtrlK
BlogDocsLog inGet started
Tessl Logo

twilio-messaging-webhooks

Receive and respond to inbound messages and track outbound delivery status via Twilio webhooks — across SMS, MMS, WhatsApp, and RCS. Covers webhook request parameters, replying with TwiML, validating webhook signatures for security, and handling status callbacks. Use this skill whenever an agent needs to handle incoming messages on any channel or track outbound message delivery in real time.

70

Quality

85%

Does it follow best practices?

Run evals on this skill

Adds up to 20 points to the overall score

View guide

SecuritybySnyk

Low

Low-risk findings worth noting

SKILL.md
Quality
Evals
Security

Quality

Content

82%Weight 40%Scale 1-5

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

The body is a well-organized, highly actionable webhook reference with executable code in both Python and Node and clear sectioning. It is concise and appropriately scoped, with only minor redundancy and no need for external bundle files.

Suggestions

Consolidate the inline "Security" callout and the "Note" about omitting signature validation into a single, clearly placed warning to remove the duplicated caveat.

Add a short feedback-loop note for the status-callback handler (e.g. retry/log path when ErrorCode indicates a hard failure) to strengthen workflow clarity.

DimensionReasoningScore

Conciseness

Dense, code-forward body with no padding explaining concepts Claude already knows; only minor redundancy is the inline security warning plus the separate "Note" block both restating the signature-validation caveat.

4 / 5

Actionability

Fully executable Python and Node examples for inbound handling, media, ack-without-reply, status callbacks, and signature validation, plus Console/API webhook config snippets and an error-code table — copy-paste ready across the common cases.

5 / 5

Workflow Clarity

Pattern-based reference with the status flow (queued → sent → delivered) and a signature-validation guard (validate → 403 → reply) shown; operations are non-destructive so the strict validate-then-proceed cap does not apply, but there is no explicit error-recovery feedback loop.

4 / 5

Progressive Disclosure

No bundle files exist, so structure is judged on the self-contained body: clean section organization with one-level-deep cross-references to sibling skills (twilio-send-message, twilio-iam-auth-setup, etc.) rather than nested files.

4 / 5

Total

17

/

20

Passed

Description

88%Weight 40%Scale 1-5

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

The description is specific, complete, and clearly scoped to Twilio messaging webhooks across SMS/MMS/WhatsApp/RCS with an explicit "Use when" trigger. Trigger terms are strong but slightly technical rather than conversational.

Suggestions

Add a couple of everyday user phrasings (e.g. "reply to a text/SMS", "get notified when a message is delivered") alongside the technical webhook vocabulary to broaden trigger-term reach.

DimensionReasoningScore

Specificity

Lists multiple concrete actions — "receive and respond to inbound messages," "track outbound delivery status," "replying with TwiML," "validating webhook signatures," "handling status callbacks" — with comprehensive channel coverage.

5 / 5

Completeness

Explicitly states both what (receive/respond/track/TwiML/signatures/callbacks) and when ("Use this skill whenever an agent needs to handle incoming messages on any channel or track outbound message delivery in real time").

5 / 5

Trigger Term Quality

Strong, natural terms (inbound messages, status callbacks, Twilio webhooks) but leans slightly technical; common user phrasings like "reply to a text" or "SMS" are implied rather than explicit.

4 / 5

Distinctiveness Conflict Risk

Clear niche (Twilio messaging webhooks across named channels) with inbound/outbound distinction; minor overlap risk with sibling Twilio skills it explicitly defers to.

4 / 5

Total

18

/

20

Passed

Validation

100%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation16 / 16 Passed

Validation for skill structure

No warnings or errors.

Repository
openai/plugins
Reviewed

Table of Contents

Is this your skill?

If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.