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Sesame: CSM 1B

Sesame: CSM 1B is a speech model from Sesame, with a 4K-token context window, priced at $7.00 / 1M tokens. Fully Informed benchmarks and compares models like Sesame: CSM 1B across the whole OpenRouter catalogue.

Vendor SesameType Speech4K contextPrice $7.00 / 1M tokens
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CSM 1B is a conversational speech model from Sesame. It accepts text input and produces English speech output, with voice options spanning conversational and read-speech styles. At 1B parameters, it...
Related speech models
AssemblyAI: TTS 1$15.00 / 1M tokensByteDance Seed: Seed Audio 1.0$0.00 in · $2500.00 out / 1MCanopy Labs: Orpheus 3B$7.00 / 1M tokensDeepgram: Aura-2$30.00 / 1M tokensDeepgram: Flux TTS$45.00 / 1M tokensElevenLabs: Eleven Flash v2$40.00 / 1M tokens
FAQ
What is Sesame: CSM 1B?
CSM 1B is a conversational speech model from Sesame. It accepts text input and produces English speech output, with voice options spanning conversational and read-speech styles. At 1B parameters, it...
What is the context window of Sesame: CSM 1B?
Sesame: CSM 1B supports a 4K-token context window.
How much does Sesame: CSM 1B cost?
Sesame: CSM 1B is priced at $7.00 / 1M tokens via OpenRouter.
What are alternatives to Sesame: CSM 1B?
Comparable speech models include AssemblyAI: TTS 1, ByteDance Seed: Seed Audio 1.0, Canopy Labs: Orpheus 3B, Deepgram: Aura-2.
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