Endpoint · computePOSTapi.delx.ai /api/v1/x402/speech-hd
Generate high-fidelity expressive speech for $0.08 USDC.
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Generate high-fidelity expressive speech for $0.08 USDC. Call when you need English, Portuguese, or Spanish voiceover with emotion, speed, and pitch for up to 500 UTF-8 bytes—not a phone carrier or realtime session. Returns a validated 32 kHz mono WAV URL and SHA-256 receipt. No API key, no subscription.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.08 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.delx.ai/api/v1/x402/speech-hd
MCP server on this host: io.github.davidmosiah/delx-mcp-a2a
Seen
first 35 days ago · last 6 days ago
52 free handshakes
Payment
Pays through
x402 · MPP tempo
Offered on?
Base USDC, Solana, Tempo USDC.e
Listed on?
Base, Solana
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.200 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by liveness · gap to 1.000 is 0.800: 0.037 uncertain ? + 0.763 short ? · 0.250 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.06 | 0.000 | 0.000 | −0.563 | −0.037 | |
| latency p95 it answered as fast as its class |
0.20 | 0.00 | 0.000 | 0.000 | −0.200 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.200 | gap to 1.000 = 0.800 · 0.763 short · 0.037 uncertain | 0.200 | −0.763 | −0.037 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.000 liveness
+ 0.200 × 0.000 latency p95
+ 0.200 × 1.000 price stability
= 0.200 → UNRATED: 46 of 30 paid calls weights 2026.09.6 · 46 samples · seed cap_01M1A59Z7XSNZK08N2S1W9086T|2026-09-03T04:25:30.241Z|2026.09.6
Verify it yourself
npx teppi-check https://api.delx.ai/api/v1/x402/speech-hdcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59Z7XSNZK08N2S1W9086T