fix(mistral): say V3 parses an uploaded or referenced PDF, and bound Max Images at 100

Author: waleedlatif1

apps/docs/content/docs/integrations/mistral_parse.mdx

@@ -15,7 +15,7 @@ Use [Mistral's OCR API](https://mistral.ai/) to extract text and page structure
 
 ## Use the block [#usage-instructions]
 
-Extract text, tables, and images from uploaded PDF documents, or from a URL. Images come back as files an agent can pass on.
+Extract text, tables, and images from an uploaded PDF or a file from a previous block. Images come back as files an agent can pass on.
 
 ## Actions
 

apps/sim/blocks/blocks/mistral_parse.ts

@@ -12,6 +12,7 @@ import {
   normalizeFileInput,
   parseOptionalNumberInput,
 } from '@/blocks/utils'
+import { MAX_OCR_EXTRACTED_IMAGES } from '@/tools/mistral/types'
 
 export const MistralParseBlock: BlockConfig = {
   type: 'mistral_parse',
@@ -310,7 +311,7 @@ export const MistralParseV3Block: BlockConfig = {
   name: 'Mistral Parser',
   description: 'Extract text, tables, and images from PDF documents',
   longDescription:
-    'Extract text, tables, and images from uploaded PDF documents, or from a URL. Images come back as files an agent can pass on.',
+    'Extract text, tables, and images from an uploaded PDF or a file from a previous block. Images come back as files an agent can pass on.',
   hideFromToolbar: false,
   /* v3 renamed the canonical pair's advanced member `filePath` -> `fileReference`,
      so the inherited sentence would reference a subblock this block lacks. */
@@ -464,6 +465,7 @@ export const MistralParseV3Block: BlockConfig = {
           parameters.imageLimit = parseOptionalNumberInput(params.imageLimit, 'Max Images', {
             integer: true,
             min: 0,
+            max: MAX_OCR_EXTRACTED_IMAGES,
           })
           parameters.imageMinSize = parseOptionalNumberInput(
             params.imageMinSize,

apps/sim/lib/internal/mistral/images.test.ts

@@ -1,5 +1,6 @@
 import { describe, expect, it } from 'vitest'
-import { extractOcrImageFiles, MAX_OCR_EXTRACTED_IMAGES } from '@/lib/internal/mistral/images'
+import { extractOcrImageFiles } from '@/lib/internal/mistral/images'
+import { MAX_OCR_EXTRACTED_IMAGES } from '@/tools/mistral/types'
 
 const JPEG = Buffer.concat([Buffer.from([0xff, 0xd8, 0xff]), Buffer.from('synthetic jpeg body')])
 const dataUri = (bytes: Buffer) => `data:image/jpeg;base64,${bytes.toString('base64')}`

apps/sim/lib/internal/mistral/images.ts

@@ -5,9 +5,7 @@ import type { InternalToolFile } from '@/lib/internal/tool-operations/file-resul
 import { MAX_BUFFERED_TRANSFER_BYTES } from '@/lib/uploads/shared/types'
 import { resolveEffectiveMimeType } from '@/lib/uploads/utils/file'
 import { resolveStoredFileMetadata } from '@/lib/uploads/utils/stored-file-metadata'
-
-/** Most images one parse stores; Mistral's `image_limit` is clamped to it. */
-export const MAX_OCR_EXTRACTED_IMAGES = 100
+import { MAX_OCR_EXTRACTED_IMAGES } from '@/tools/mistral/types'
 
 /** Largest single image kept; a bigger one is a page scan, not a figure. */
 const MAX_OCR_IMAGE_BYTES = 20 * 1024 * 1024

apps/sim/lib/internal/mistral/operations.ts

@@ -7,7 +7,7 @@ import { decodeDataUriWithinLimit } from '@/lib/file-parsers/data-uri'
 import { isFileParserError } from '@/lib/file-parsers/errors'
 import { submitMistralOcr } from '@/lib/internal/mistral/client'
 import { MistralOperationError } from '@/lib/internal/mistral/errors'
-import { extractOcrImageFiles, MAX_OCR_EXTRACTED_IMAGES } from '@/lib/internal/mistral/images'
+import { extractOcrImageFiles } from '@/lib/internal/mistral/images'
 import type { MistralParseInput } from '@/lib/internal/mistral/input'
 import { countMistralPdfPages } from '@/lib/internal/mistral/page-count'
 import {
@@ -31,6 +31,7 @@ import {
   type ServableFile,
 } from '@/lib/uploads/utils/file.server'
 import { assertToolFileAccess } from '@/app/api/files/authorization'
+import { MAX_OCR_EXTRACTED_IMAGES } from '@/tools/mistral/types'
 
 const logger = createLogger('MistralOperations')
 const IMAGE_EXTENSIONS = ['.png', '.jpg', '.jpeg', '.gif', '.webp', '.avif'] as const

apps/sim/tools/mistral/types.ts

@@ -2,6 +2,12 @@ import type { RawFileInput } from '@/lib/uploads/utils/file'
 import type { UserFile } from '@/executor/types'
 import type { OutputProperty, ToolResponse } from '@/tools/types'
 
+/**
+ * Most images one Mistral Parser run extracts. Bounds the block's Max Images field, the
+ * server's `image_limit` clamp, and the extraction loop.
+ */
+export const MAX_OCR_EXTRACTED_IMAGES = 100
+
 /**
  * Shared output property definitions for Mistral OCR API responses.
  * Based on Mistral API documentation: https://docs.mistral.ai/api/endpoint/ocr

packages/deployment-config/src/integrations.json

@@ -1,5 +1,5 @@
 {
-  "updatedAt": "2026-11-10",
+  "updatedAt": "2026-11-11",
   "integrations": [
     {
       "type": "onepassword",
@@ -18362,7 +18362,7 @@
       "slug": "mistral-parser",
       "name": "Mistral Parser",
       "description": "Extract text, tables, and images from PDF documents",
-      "longDescription": "Extract text, tables, and images from uploaded PDF documents, or from a URL. Images come back as files an agent can pass on.",
+      "longDescription": "Extract text, tables, and images from an uploaded PDF or a file from a previous block. Images come back as files an agent can pass on.",
       "bgColor": "#000000",
       "iconName": "MistralIcon",
       "docsUrl": "https://docs.sim.ai/integrations/mistral_parse",
@@ -18379,7 +18379,7 @@
       "category": "tools",
       "integrationType": "ai",
       "tags": ["document-processing", "ocr"],
-      "updatedAt": "2026-11-10"
+      "updatedAt": "2026-11-11"
     },
     {
       "type": "modal",