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OPPORTUNITY DETAILS

CALL-E: Your Code Is Calling

Build an application, agent skill or workflow plugin that performs phone tasks through CALL-E's SDK, API, MCP or skills.

HackathonClosed · ArchivedAIRUDDER Pte Ltd (CALL-E) · Online
On this pageEligibility and key factsAll deadlinesAbout this opportunityRules and deliverablesSources

Eligibility and key facts

Eligibility to be confirmed The summary below does not confirm your eligibility. Check eligible regions, age, language, and other requirements.

Who may be interested
Developers, Startup teams
Team size
Open to individuals of local majority age, teams and established organizations, excluding Brazil, Quebec, Russia, Crimea, Cuba, Iran, North Korea and other restricted jurisdictions. Promotion-related personnel and conflicts of interest are restricted.
Location
Online
Eligible regions
To be confirmed; online does not imply worldwide eligibility
Entry fee
Free
Prizes and support
US$10,000 in cash prizes plus CALL-E credits, team meetings and project features.

All deadlines

Separate registration cutoff

Original date: Registration deadline | No separate registration closing time stated; Join hackathon remained visible.

The time is unconfirmed or the event is cancelled and cannot be added.

Submission deadlineUTCClosed

Original date: Project submission deadline | Submission Period: July 23, 2026 (9:30 pm SGT) – September 14, 2026 (11:45 pm SGT) | Time zone: Asia/Singapore | SGT is UTC+08:00.

This deadline has passed and cannot be added.

Optional activity deadlineUTC

Original date: Optional feedback award deadline | Feedback Period: July 23, 2026 (9:30 pm SGT) – September 18 (11:45 pm SGT) | Time zone: Asia/Singapore | Year follows the same 2026 event period. Feedback is an optional prize submission, not the main project cutoff.

This deadline has passed and cannot be added.

Already registered? Check your submission deadline. Saving an event does not register you.

About this opportunity

Build an application, agent skill or workflow plugin that performs phone tasks through CALL-E's SDK, API, MCP or skills. Open to individuals of local majority age, teams and established organizations, excluding Brazil, Quebec, Russia, Crimea, Cuba, Iran, North Korea and other restricted jurisdictions. Promotion-related personnel and conflicts of interest are restricted. New accounts receive 20 free calls. Extra calls may be requested, subject to approval. Access pauses when the allocation is exhausted; no automatic charge. Purchasing further calls is optional.

AI AgentLarge language models

Rules and deliverables

Participation rules

  • Open to individuals of local majority age, teams and established organizations, excluding Brazil, Quebec, Russia, Crimea, Cuba, Iran, North Korea and other restricted jurisdictions. Promotion-related personnel and conflicts of interest are restricted.
  • The project must use CALL-E in a functioning solution to a real business or project problem; applications, skills and reusable plugins are accepted.
  • Eligible jurisdictions worldwide excluding Brazil, Quebec, Russia, Crimea, Cuba, Iran, North Korea and comprehensively sanctioned or legally prohibited jurisdictions.
  • No separate registration cutoff is published. Complete registration before submitting and check the official rules.

What to prepare

  • Submit a pull request to the official awesome-phone-call-agents repository, then provide its URL on Devpost, a public demo video of about three minutes, and the CALL-E account email. A live demo URL and feedback form are optional.

Sources

Source platform
Devpost
Source domain
call-e.devpost.com

The organizer’s published schedule and rules take precedence.