---
title: "Execute"
method: POST
path: "/api/v1/index/contributions/{contribution_id}/submit"
---

# Execute

`POST /api/v1/index/contributions/{contribution_id}/submit`

## Request

- Base URL: `https://api.usesynth.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.usesynth.ai/api/v1/index/contributions/{contribution_id}/submit`
- Auth: none declared

## Response `200`

Successful Response

- SubmissionReceipt
  - `metadata` ResponseMetadata, required
    - `contract` 'index.v1' | 'swarms.v1' | 'core.v1', required
    - `request_id` string, required
    - `operation_id` string, nullable, required
    - `observed_at` string, date-time, required
    - `server_timing` TimingSpan[]
      - `name` 'request' | 'queue' | 'first_useful' | 'active' | 'wall' | 'settlement', required
      - `duration_ms` number, nullable, required
      - `source` 'server' | 'worker' | 'unknown', required
      - `clock` 'monotonic' | 'utc' | 'unknown', required
      - `uncertainty_ms` number, nullable, required
    - `client_timing` ClientTiming
      - `total_ms` number, required
      - `first_byte_ms` number, required
      - `attempts` integer, required
      - `source` 'sdk_monotonic'
  - `contribution_id` string, required
  - `revision_id` string, required
  - `state` 'submitted' | 'refused', required
  - `reason` string, nullable, required

---

[API](https://skmtc.dev/usesynth/apis/synth-api.md) - [All operations](https://skmtc.dev/usesynth/apis/synth-api/llms.txt) - [OpenAPI document](https://skmtc.dev/usesynth/apis/synth-api/revisions/4d199548e98a?raw)