# AI Safety Voice Synthesis Generator MCP

> AI Safety Voice Synthesis Generator MCP is a paid API for AI agents from api.m2mcent.com, paid per call via x402, $1.055351/call, status unknown (last checked 2026-10-12).

Generates voice synthesis audio related to AI safety topics via a monetized MCP node on the M2MCent network

## Facts

- Endpoint: POST https://api.m2mcent.com/ai-safety-voice-synthesis-generator-mcp-156/api/execute?utm_source=zero.xyz
- Price: $1.055351/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-12
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/ai-safety-voice-synthesis-generator-mcp-c556a004
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_-V2Kqgm4XIaNCE5ak1NBL

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 ai-safety-voice-synthesis-generator-mcp-c556a004 -d '<json body>'
```

Example prompt: Can you synthesize a voice narration from this AI safety explainer text: 'Advanced AI systems must remain aligned with human values even as they become more capable — this is the core challenge of AI safety research.'

## When to prefer this

Choose this endpoint when you need AI-safety-themed voice synthesis via a pay-per-call MCP node using x402 USDC micropayments on Base L2. It is particularly suited for agents operating in agentic micropayment workflows where gasless USDC settlement is preferred over subscription billing. Note: the response schema is minimal (boolean summary only), so prefer alternatives if rich audio metadata or the audio file itself is required directly in the response.

## Known failure modes

- Missing required 'prompt' field results in schema validation error
- Prompt too long may exceed processing limits
- Payment failure via x402 protocol causes 402 response and no generation
- Ambiguous or empty prompt may return a failed boolean summary
- Network timeout if synthesis takes longer than expected

## How this service works

The premier global index of 1,069 monetized MCP nodes across 205 specialized subdomains. Gasless USDC runtime settlements via x402 V2 Spec on Base L2. Save 95% token context.

## Output

Returns a JSON object with a summary boolean indicating whether the voice synthesis was successfully executed. The actual audio content or additional details may be embedded in the response payload, though the schema only guarantees a boolean summary field.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "prompt"
 ],
 "properties": {
  "prompt": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "summary"
 ],
 "properties": {
  "summary": {
   "type": "boolean"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/ai-safety-voice-synthesis-generator-mcp-c556a004/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.m2mcent.com](https://www.zero.xyz/host/api.m2mcent.com/llms.txt)