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SpaceXAI: Grok Voice TTS 1.0

x-ai/grok-voice-tts-1.0

text audioContext 15K

Grok Voice TTS 1.0 is a text-to-speech model from SpaceXAI. It converts text into spoken audio across 20+ languages with automatic language detection, and offers five built-in voices (Eve, Ara,...

Price

No published list price.

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Providers

Each row is one seller. Prices are the published rate from that source. A dash means that source did not publish the amount. Sorted by a 3:1 blend of input and output.

ProviderTagQuant InputOutput ContextUptimeStatusSource
xAI xai — $15/1M $0/1M 15K 100% Live openrouter-endpoints

Monthly bill

Token models use the token counts. Image, video, and audio models use units times the flat rate.

No published price at list price for this workload

Every rate
UnitInputOutputFlatConfidence
token Not published— Not published— Not published— official

Price history

SpaceXAI: Grok Voice TTS 1.0
20 0 2026-09-15: $152026-09-16: $152026-09-17: $152026-09-18: $152026-09-19: $152026-09-20: $152026-09-21: $152026-09-22: $152026-09-23: $152026-09-24: $152026-09-25: $152026-09-26: $152026-09-27: $152026-09-28: $152026-09-29: $152026-09-30: $152026-10-01: $152026-10-02: $152026-10-03: $152026-10-04: $152026-10-05: $152026-10-06: $152026-10-07: $15 2026-09-15 2026-10-30

input or flat output

Daily snapshots
UTC dateUnitInputOutputFlat
2026-09-15 token $15 $0 Not published—
2026-09-16 token $15 $0 Not published—
2026-09-17 token $15 $0 Not published—
2026-09-18 token $15 $0 Not published—
2026-09-19 token $15 $0 Not published—
2026-09-20 token $15 $0 Not published—
2026-09-21 token $15 $0 Not published—
2026-09-22 token $15 $0 Not published—
2026-09-23 token $15 $0 Not published—
2026-09-24 token $15 $0 Not published—
2026-09-25 token $15 $0 Not published—
2026-09-26 token $15 $0 Not published—
2026-09-27 token $15 $0 Not published—
2026-09-28 token $15 $0 Not published—
2026-09-29 token $15 $0 Not published—
2026-09-30 token $15 $0 Not published—
2026-10-01 token $15 $0 Not published—
2026-10-02 token $15 $0 Not published—
2026-10-03 token $15 $0 Not published—
2026-10-04 token $15 $0 Not published—
2026-10-05 token $15 $0 Not published—
2026-10-06 token $15 $0 Not published—
2026-10-07 token $15 $0 Not published—
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Alternatives

Call this model

OpenRouter id x-ai/grok-voice-tts-1.0. InferenceList does not send the request.

curl
curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"x-ai/grok-voice-tts-1.0","messages":[{"role":"user","content":"Hello"}]}'

JavaScript
await fetch("https://openrouter.ai/api/v1/chat/completions", {
  method: "POST",
  headers: {
    Authorization: "Bearer " + process.env.OPENROUTER_API_KEY,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    model: "x-ai/grok-voice-tts-1.0",
    messages: [{ role: "user", content: "Hello" }],
  }),
});

Python
import os, json, urllib.request
req = urllib.request.Request(
    "https://openrouter.ai/api/v1/chat/completions",
    data=json.dumps({"model": "x-ai/grok-voice-tts-1.0", "messages": [{"role": "user", "content": "Hello"}]}).encode(),
    headers={"Authorization": "Bearer " + os.environ["OPENROUTER_API_KEY"], "Content-Type": "application/json"},
)
print(urllib.request.urlopen(req).read().decode())

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