diff --git a/data-computer/examples.http b/data-computer/examples.http
index efeda2e..5da6633 100644
--- a/data-computer/examples.http
+++ b/data-computer/examples.http
@@ -3,6 +3,19 @@
 #@baseUrl = http://data-calculation.tdmservices.intra.inist.fr/
 ###
 
+# @name retrieve
+# @save
+# @extension tar.gz
+POST {{baseUrl}}/v1/retrieve HTTP/1.1
+Content-Type: application/json
+
+[
+	{
+		"value":"acUHX88Gb"
+	}
+]
+###
+
 # @name tree-segment
 POST {{baseUrl}}/v1/tree-segment HTTP/1.1
 Content-Type: application/x-tar
@@ -12,17 +25,11 @@
 
 ###
 
-# @name retrieve
-# @save
-# @extension tar.gz
-POST {{baseUrl}}/v1/retrieve HTTP/1.1
-Content-Type: application/json
+# @name lda
+POST {{baseUrl}}/v1/lda HTTP/1.1
+Content-Type: application/x-tar
+X-Hook: https://webhook.site/69300b22-a251-4c16-9905-f7ba218ae7e9
 
-[
-	{
-		"value":"PJPkijmzx"
-	}
-]
+< ./example-json.tar.gz
+
 ###
-
-
diff --git a/data-computer/v1/lda.ini b/data-computer/v1/lda.ini
index 4ff5b2c..94e1cdf 100644
--- a/data-computer/v1/lda.ini
+++ b/data-computer/v1/lda.ini
@@ -1,6 +1,25 @@
+# Entrypoint output format
+mimeType = application/json
+
+# OpenAPI Documentation - JSON format (dot notation)
+post.operationId = post-v1-lda
+post.description = description...
+post.summary = summary...
+post.tags.0 = data-computer
+post.requestBody.content.application/x-tar.schema.type = string
+post.requestBody.content.application/x-tar.schema.format = binary
+post.requestBody.required = true
+post.responses.default.description = Informations permettant de récupérer les données le moment venu
+post.parameters.0.description = Indenter le JSON résultant
+post.parameters.0.in = query
+post.parameters.0.name = indent
+post.parameters.0.schema.type = boolean
+
+
 [use]
 plugin = basics
 plugin = analytics
+plugin = spawn
 
 # Step 0 (générique) : Lire le fichier standard tar.gz
 [TARExtract]
@@ -11,7 +30,7 @@
 [singleton/identify]
 [singleton/env]
 path = generator
-value = tree-segment
+value = lda
 path = identifier
 value = get('uri').replace('uid:/', '')
 
@@ -20,7 +39,7 @@
 standalone = true
 
 # Step 2.1 (générique): Lancer un calcul sur tous les items reçus
-[fork/[exec]
+[fork/exec]
 # command should be executable !
 command = ./v1/lda.py
 
diff --git a/data-computer/v1/tree-segment.ini b/data-computer/v1/tree-segment.ini
index 8539cc4..9bd1223 100644
--- a/data-computer/v1/tree-segment.ini
+++ b/data-computer/v1/tree-segment.ini
@@ -1,3 +1,20 @@
+# Entrypoint output format
+mimeType = application/json
+
+# OpenAPI Documentation - JSON format (dot notation)
+post.operationId = post-v1-lda
+post.description = Création de segments à partir de tableaux
+post.summary = Le corpus est transformé en liste de segment (source, target, weight) à partir d'un tableau simple ou d'un tableau imbriqué
+post.tags.0 = data-computer
+post.requestBody.content.application/x-tar.schema.type = string
+post.requestBody.content.application/x-tar.schema.format = binary
+post.requestBody.required = true
+post.responses.default.description = Informations permettant de récupérer les données le moment venu
+post.parameters.0.description = Indenter le JSON résultant
+post.parameters.0.in = query
+post.parameters.0.name = indent
+post.parameters.0.schema.type = boolean
+
 [use]
 plugin = basics
 plugin = analytics