Does Chat Messages JSON upload my file or text to Tool-You servers?

No. Chat Messages JSON runs in this browser tab. Files stay on the device. Limit note: One message per line. Local transform.

Should I use Prompt Wrap System instead of Chat Messages JSON?

Use Chat Messages JSON when you need Lines to OpenAI-style messages JSON. Use Prompt Wrap System when you need Prefix text as a System message. They share a category (AI) but not the same job.

Chat Messages JSON

Lines to OpenAI-style messages JSON.

Parses lines like "system: …" / "user: …" into a JSON messages array. Bare lines become user. Unlike Prompt Wrap tools this builds structured JSON. Local only; no API call.

What Chat Messages JSON does

Parses lines like "system: …" / "user: …" into a JSON messages array. Bare lines become user. Unlike Prompt Wrap tools this builds structured JSON. Local only; no API call.

Practical limit for Chat Messages JSON: One message per line. Local transform. That is why output can differ from heavy desktop AI software. Read the tool-specific note again: Parses lines like "system: …" / "user: …" into a JSON messages array. Bare lines become user. Unlike Prompt Wrap tools this builds structured JSON. Local only; no API call.

How to use Chat Messages JSON

Keep this tab on Chat Messages JSON (/ai/chat-messages-json). Pasting into the wrong AI tool (for example Prompt Wrap System) changes the job.
Paste or type the input Chat Messages JSON expects. Path hint: ai · chat messages json. Lines to OpenAI-style messages JSON.
Apply the Chat Messages JSON action only. Prompt Wrap User is a different transform (Prefix text as a User message.). Parses lines like "system: …" / "user: …" into a JSON messages array. Bare lines become user. Unlike Prompt Wrap tools this builds structured JSON. Local only; no API call.
Copy the output of Chat Messages JSON if you need it elsewhere. Size/complexity still follows: One message per line. Local transform.
If the text job is actually Prefix text as a System message., leave Chat Messages JSON and open Prompt Wrap System.

When not to use Chat Messages JSON

Skip Chat Messages JSON when a neighbor tool matches better — start with Prompt Wrap System or Prompt Wrap User — or when the description already warns the job will fail. In the tool’s own words: Parses lines like "system: …" / "user: …" into a JSON messages array. Bare lines become user. Unlike Prompt Wrap tools this builds structured JSON. Local only; no API call.

Questions about Chat Messages JSON

What does Chat Messages JSON do that other AI pages on this site do not?: Parses lines like "system: …" / "user: …" into a JSON messages array. Bare lines become user. Unlike Prompt Wrap tools this builds structured JSON. Local only; no API call. Short version: Lines to OpenAI-style messages JSON.
Does Chat Messages JSON upload my file or text to Tool-You servers?: No. Chat Messages JSON runs in this browser tab. Files stay on the device. Limit note: One message per line. Local transform.
Should I use Prompt Wrap System instead of Chat Messages JSON?: Use Chat Messages JSON when you need Lines to OpenAI-style messages JSON. Use Prompt Wrap System when you need Prefix text as a System message. They share a category (AI) but not the same job.
What are the limits of Chat Messages JSON?: One message per line. Local transform. Also: Parses lines like "system: …" / "user: …" into a JSON messages array. Bare lines become user. Unlike Prompt Wrap tools this builds structured JSON. Local only; no API call.