sesameListed Mar 15, 2025

csm-1b

CSM (Conversational Speech Model) is a speech generation model from Sesame that generates RVQ audio codes from text and audio inputs. The model architecture employs a Llama backbone and a smaller audio decoder that produces Mimi audio codes.

Parameters1B
Provider endpoints1
Benchmark results0
Measured performance

Benchmark results

All leaderboards ↗
—

No published results in this index yet

Scores appear here when an evaluation matches this exact model.

Access & cost

Prices across providers

1 quote

Model specifications

Developer
sesame
Modality
Audio
Context
Not reported
Maximum output
Not reported
Weights
Not reported
Provider listed
Mar 15, 2025
First discovered
Oct 16, 2026

Exact identities

  • deepinfrasesame/csm-1b

Sources

Updated Oct 17, 2026

More from sesame

View all ↗
sesameListed Apr 23

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...

4.1K context1BNo reported score
No reported score
Price not listed