# HackerNews & Developer Ecosystem Real-Time Sentiment Pulse

> HackerNews & Developer Ecosystem Real-Time Sentiment Pulse is a paid API for AI agents from mesh.agentdiet.dev, paid per call via MPP, $0.01/call, status unknown (last checked 2026-10-28).

Queries live HackerNews discussions, front-page velocity, and developer community sentiment for any technology, framework, startup, or AI model.

## Facts

- Endpoint: POST https://mesh.agentdiet.dev/v1/hackernews-top?utm_source=zero.xyz
- Price: $0.01/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-28
- Activations on Zero: 0
- Provider: mesh.agentdiet.dev
- Website: https://mesh.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/mesh-agentdiet-dev-hackernews-developer-ecosystem-real-time-sentiment-cea3539a
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_vbUgbprDcqU-770gZjuCU

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 mesh-agentdiet-dev-hackernews-developer-ecosystem-real-time-sentiment-cea3539a -d '<json body>'
```

Example prompt: Can you pull the live HackerNews sentiment and front-page discussion velocity for LangChain right now — I want to know if the developer community is bullish or bearish on it?

## When to prefer this

Choose this endpoint when you need real-time, developer-community-specific sentiment and discussion velocity from HackerNews rather than general social media or news sentiment. It is particularly valuable for evaluating emerging frameworks, AI models, and developer tools where HackerNews is the primary early-adopter signal source, versus generic web search or Twitter/Reddit sentiment tools.

## Known failure modes

- Empty or too-generic query returns low-signal or no results
- Rate limiting or payment failure (HTTP 402) if USDC balance is insufficient
- HackerNews upstream API downtime may cause degraded or empty response
- Very new or obscure topics may return sparse results with low confidence sentiment
- Non-English or highly abbreviated queries may not match HackerNews discussion patterns

## How this service works

Queries live HackerNews discussions, front-page velocity, and developer sentiment on any framework, startup, or AI model. (Live x402 v2, IETF MPP & MCP endpoint at https://mesh.agentdiet.dev/v1/hackernews-top)

## Output

Returns a structured object containing live HackerNews discussion threads, front-page velocity metrics, engagement signals, and aggregated developer sentiment scores for the queried technology, startup, or AI model keyword.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "query"
 ],
 "properties": {
  "query": {
   "type": "string",
   "minLength": 1,
   "description": "Technology, startup, library, or topic keyword to analyze across HackerNews"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/mesh-agentdiet-dev-hackernews-developer-ecosystem-real-time-sentiment-cea3539a/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from mesh.agentdiet.dev](https://www.zero.xyz/host/mesh.agentdiet.dev/llms.txt)