Fast-forward source
Updates target source with new data from a temporary source (URL, CONTENT, or FILE). Target source must exist and be in final status (COMPLETED or FAILED). Creates temp source, uploads initial_data, and triggers fast-forward workflow.
curl -X POST "//v1/sources/example_string/fast-forward" \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_TOKEN (API Key)" \
-d '{
"type": "URI",
"initial_data": {
"url": "example_string",
"uri": "example_string",
"source_ids": [
"example_string"
],
"data": "example_string"
},
"instructions": {}
}'
import requests
import json
url = "//v1/sources/example_string/fast-forward"
headers = {
"Content-Type": "application/json",
"Authorization": "Bearer YOUR_API_TOKEN (API Key)"
}
data = {
"type": "URI",
"initial_data": {
"url": "example_string",
"uri": "example_string",
"source_ids": [
"example_string"
],
"data": "example_string"
},
"instructions": {}
}
response = requests.post(url, headers=headers, json=data)
print(response.json())
const response = await fetch("//v1/sources/example_string/fast-forward", {
method: "POST",
headers: {
"Content-Type": "application/json",
"Authorization": "Bearer YOUR_API_TOKEN (API Key)"
},
body: JSON.stringify({
"type": "URI",
"initial_data": {
"url": "example_string",
"uri": "example_string",
"source_ids": [
"example_string"
],
"data": "example_string"
},
"instructions": {}
})
});
const data = await response.json();
console.log(data);
package main
import (
"fmt"
"net/http"
"bytes"
"encoding/json"
)
func main() {
data := []byte(`{
"type": "URI",
"initial_data": {
"url": "example_string",
"uri": "example_string",
"source_ids": [
"example_string"
],
"data": "example_string"
},
"instructions": {}
}`)
req, err := http.NewRequest("POST", "//v1/sources/example_string/fast-forward", bytes.NewBuffer(data))
if err != nil {
panic(err)
}
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Authorization", "Bearer YOUR_API_TOKEN (API Key)")
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
panic(err)
}
defer resp.Body.Close()
fmt.Println("Response Status:", resp.Status)
}
require 'net/http'
require 'json'
uri = URI('//v1/sources/example_string/fast-forward')
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = true
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request['Authorization'] = 'Bearer YOUR_API_TOKEN (API Key)'
request.body = '{
"type": "URI",
"initial_data": {
"url": "example_string",
"uri": "example_string",
"source_ids": [
"example_string"
],
"data": "example_string"
},
"instructions": {}
}'
response = http.request(request)
puts response.body
{}
{
"error": "Bad Request",
"message": "The request contains invalid parameters or malformed data",
"code": 400,
"details": [
{
"field": "email",
"message": "Invalid email format"
}
]
}
{
"error": "Unauthorized",
"message": "Authentication required. Please provide a valid API token",
"code": 401
}
{
"error": "Not Found",
"message": "The requested resource was not found",
"code": 404
}
{
"error": "Internal Server Error",
"message": "An unexpected error occurred on the server",
"code": 500,
"requestId": "req_1234567890"
}
/v1/sources/{sourceId}/fast-forwardUser API Key. Create in the Ctxfy dashboard or via POST /v1/api-keys. Use Bearer <api_key> in Authorization header.
The media type of the request body
Type of new source data
URI: url or uri required. COMPOSITION: source_ids required. FILE: data with fileKey from S3 presign response. CONTENT: data with inline content.
Optional processing instructions
Request Preview
Response
Response will appear here after sending the request
Authentication
Bearer token (API Key). User API Key. Create in the Ctxfy dashboard or via POST /v1/api-keys. Use Bearer <api_key> in Authorization header.
Path Parameters
Body
URI: url or uri required. COMPOSITION: source_ids required. FILE: data with fileKey from S3 presign response. CONTENT: data with inline content.
Optional processing instructions
Responses
Fast-forward initiated
Last updated Feb 19, 2026
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