Muse Spark Open
Muse Spark Open is Meta’s open-weight reasoning model for coding and agentic workflows.
text + image + audio + video → text · made by Meta
Sold by 20 ways
| Seller | Lane | Rate |
|---|---|---|
| Baseten aggregator | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedraw.githubusercontent.com · read 2026-10-31 |
| Fireworks AI 2 ways | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cached | |
| Fireworks AI aggregator | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedmodels.dev · read 2026-10-31 |
| Fireworks AI aggregator | priority | $1.88per Mtok in$6.38per Mtok out$0.23per Mtok cachedraw.githubusercontent.com · read 2026-10-31 |
| Nebius Token Factory aggregator | standard | $1.25per Mtok in$4.25per Mtok out$1.25per Mtok cachedtokenfactory.nebius.com · read 2026-10-17 |
| Nous Research aggregator | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedinference-api.nousresearch.com · read 2026-10-17 |
| OpenRouter 8 ways | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cached | |
| OpenRouter aggregator | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-10-16 |
| OpenRouter aggregator | baseten/fp4 | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-10-17 |
| OpenRouter aggregator | fireworks | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-10-17 |
| OpenRouter aggregator | fireworks/us | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-10-30 |
| OpenRouter aggregator | makora/fp4 | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-10-22 |
| OpenRouter aggregator | modal | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-10-17 |
| OpenRouter aggregator | nebius/fp4 | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-10-17 |
| OpenRouter aggregator | together | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-10-18 |
| Requesty 0 ways | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cached | |
| Requesty aggregatornot on the seller's list today | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedmodels.dev · read 2026-10-16 |
| Together AI aggregator | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedmodels.dev · read 2026-10-31 |
| Vercel AI Gateway aggregator | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedai-gateway.vercel.sh · read 2026-10-17 |
| kilo 0 ways | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cached | |
| kilo aggregatornot on the seller's list today | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedmodels.dev · read 2026-10-16 |
| merge-gateway 0 ways | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cached | |
| merge-gateway aggregatornot on the seller's list today | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedmodels.dev · read 2026-10-16 |
| ollama-cloud aggregator | standard | $1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedmodels.dev · read 2026-10-16 |
| Venice AI aggregator | standard | $1.56per Mtok in$5.31per Mtok out$0.19per Mtok cachedmodels.dev · read 2026-10-31 |
Measured 10 standings
| Place | Board | Metric | Score |
|---|---|---|---|
| 12thof 157 | Design Arena · uicomponent (models) | Elo | 1340 |
| 14thof 169 | Design Arena · website (models) | Elo | 1312 |
| 22ndof 163 | Design Arena · codecategories (models) | Elo | 1307 |
| 40thof 162 | Design Arena · gamedev (models) | Elo | 1274 |
| 56thof 86 | Artificial Analysis · Intelligence Index | Artificial Analysis Intelligence Index (xhigh) | 25 |
| 84thof 273 | ARC-AGI-1 (Public Eval) | Score (%) (xhigh) | 94 |
| 89thof 298 | ARC-AGI-1 (Semi-Private) | Score (%) (xhigh) | 89 |
| 98thof 282 | ARC-AGI-2 (Public Eval) | Score (%) (xhigh) | 57.22 |
| 99thof 298 | ARC-AGI-2 (Semi-Private) | Score (%) (xhigh) | 57.5 |
| 102ndof 112 | ARC-AGI-3 (Semi-Private) | Score (%) (xhigh) | 0.14 |
About
Muse Spark Open — a text model from Meta, sold by 9 companies from $1.25 in and $4.25 out per million tokens, placed 12th of 157 on Design Arena · uicomponent (models).
It takes text, images, audio and video and returns text, with a context window of 1,048,576 tokens. It was published in October 2026, trained on material up to January 2026. Its sellers say it can reason step by step and call a tool. The catalogue files it under extract and reasoning. Nine companies sell it. The cheapest is $1.25 in and $4.25 out per million tokens at Baseten. Beside the standard rate there are faster, regional and separately routed lanes. It has been measured on 10 boards, and stands best at 12th of 157 on Design Arena · uicomponent (models).
Every current figure
- Maker
- Meta
- Register
- model
- Takes
- text + image + audio + video
- Returns
- text
- Context
- 1,048,576 tokens
- Published
- October 2026
- Knowledge to
- January 2026
- Sellers
- 9
- Maker's own price
- not read
- Price
- $1.25 in and $4.25 out per million tokens — Baseten
- Boards
- 10
- Best place
- 12th of 157 — Design Arena · uicomponent (models)
Known as 4 names
meta-models/muse-spark-openmeta/muse-spark-openfireworks/muse-spark-opentogether/muse-spark-open