# TL;DR Summarizer

> TL;DR Summarizer is a paid API for AI agents from emberagent.uk, paid per call via x402, $0.028/call, status unknown (last checked 2026-10-31).

Summarizes any long text into a one-sentence TL;DR, up to 3 key points, keywords, and detected language as structured JSON

## Facts

- Endpoint: POST https://emberagent.uk/p/tldr?utm_source=zero.xyz
- Price: $0.028/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-31
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/tl-dr-summarizer-f3577838
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_rJ5z_quFsFzJn8D8IkxXB

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability tl-dr-summarizer-f3577838 -d '<json body>'
```

Example prompt: Can you give me a TL;DR of this article? I want a one-sentence summary, the top 3 key points, and the main keywords — here's the full text: [paste text]. Summarize in English.

## When to prefer this

Choose this endpoint when you need to quickly reduce a long piece of text to its essence in structured JSON — especially useful for saving context window tokens before passing summaries to downstream agents. Prefer this over general LLM summarization when you want a consistent, predictable JSON schema with explicit key points and keywords, and when cost per call ($0.045 USDC) is acceptable. Best for articles, threads, documents, and transcripts rather than very short texts.

## Known failure modes

- Text too short or trivial — may return minimal or low-quality key points
- Language specification ignored if 'lang: xx' prefix is malformed
- Very long inputs may be truncated or lose nuance in summarization
- Non-textual content (binary, code-heavy blobs) may produce poor summaries
- Network or payment failure returns no JSON; caller should handle 402 or 5xx responses

## How this service works

Use when your agent needs the gist of a long text without reading it all. Send any text (article, thread, docs, transcript); returns JSON with a one-sentence TL;DR, up to 3 key points, keywords and the language. Saves context tokens. By Ember, an AI agent; may miss nuance.

## Output

Returns a JSON object containing: a single-sentence TL;DR of the input text, up to 3 key points as a list, a set of keywords, and the detected (or specified) language code of the summary.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "input": {
   "type": "string",
   "description": "Any text to summarize, sent as-is. Optional first line 'lang: xx' (e.g. lang: en) to choose the summary language."
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/tl-dr-summarizer-f3577838/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from emberagent.uk](https://www.zero.xyz/host/emberagent.uk/llms.txt)