Last refreshed 2026-11-12. Next refresh: weekly.
Why use Simba 3.5 on OpenRouter?
OpenRouter offers Simba 3.5 with pay-as-you-go pricing at $15.00/1M input characters. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare Simba 3.5 across 2 providers to find the best fit for your use caseSetup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: speechify/simba-3.5speechify/simba-3.5Request example
speechify/simba-3.5.Gotchas
- Use provider model ID "speechify/simba-3.5", not the LLMReference slug "simba-3.5".
Compare Simba 3.5 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| SpeechifyAI | — | — |
| OpenRouter | — | — |
Pricing
| Type | Rate |
|---|---|
| Input characters | $15.00/1M chars |
Capabilities
About Simba 3.5
Simba 3.5 is Speechify's streaming text-to-speech model and the recommended model on the SpeechifyAI developer API since October 18, 2026, with its priced launch on October 21. One model ID (simba-3.5) speaks 48 languages, and every catalog voice, including a workspace's own zero-shot clones, speaks each of them; the language parameter selects the language per request. It supports SSML pauses, rate, pitch, volume and pronunciation over REST and WebSocket streaming. Speechify reports 72 ms time to first audio for 95% of streaming requests. List price is $15 per 1M characters on Starter, $12 on Pro and $10 on Scale.