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Muse Spark 1.3

Muse Spark 1.3 is Meta’s multimodal reasoning model for long-horizon agentic and coding workflows.

text + image + file → text · made by Meta

$1.25→$4.25per Mtok in / out
ElectronHub · 5 sellers

Sold by 9 ways

SellerLaneRate
Microsoft Azure AI 0 ways$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cached
Microsoft Azure AI cloudnot on the seller's list todaystandard$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedraw.githubusercontent.com · read 2026-09-28
ElectronHub aggregatorstandard$1.25per Mtok in$4.25per Mtok outapi.electronhub.ai · read 2026-10-31
Nous Research aggregatorstandard$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedinference-api.nousresearch.com · read 2026-09-20
OpenRouter 2 ways$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cached
OpenRouter aggregatorstandard$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-09-03
OpenRouter aggregatormeta$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedopenrouter.ai · read 2026-09-20
Requesty aggregatormeta$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedrouter.requesty.ai · read 2026-10-15
Vercel AI Gateway aggregatorstandard$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedai-gateway.vercel.sh · read 2026-09-20
kilo 0 ways$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cached
kilo aggregatornot on the seller's list todaystandard$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedmodels.dev · read 2026-09-03
nano-gpt 0 ways$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cached
nano-gpt aggregatornot on the seller's list todaystandard$1.25per Mtok in$4.25per Mtok out$0.15per Mtok cachedmodels.dev · read 2026-09-03

Measured 39 standings

PlaceBoardMetricScore
2ndof 169Design Arena · website (models)Elo1355
5thof 15Btf3 — Epoch AIPooled score (xhigh)0.141
5thof 61Design Arena · fullstack (agents)Elo1312
6thof 131Artificial Analysis · Agentic IndexIndex55.5
6thof 114Design Arena · svg (models)Elo1322
7thof 157Design Arena · uicomponent (models)Elo1346
8thof 154Design Arena · dataviz (models)Elo1344
9thof 93Design Arena · asciiart (models)Elo1288
9thof 68Design Arena · webapps (agents)Elo1284
9thof 414LMArena · TextScore (Elo) (max)1494
11thof 150Design Arena · 3d (models)Elo1393
11thof 163Design Arena · codecategories (models)Elo1350
12thof 50Design Arena · godotgamedev (agents)Elo1241
12thof 165LMArena · VisionScore (Elo) (max)1290
13thof 21Frontierswe — Epoch AIScore (max)25.802
13thof 56Gdp pdf — Epoch AIGDP.pdf score0.276
13thof 141LMArena · WebDevScore (Elo) (max)1656
13thof 135Webdev arena — Epoch AIArena Score (max)1651.94
14thof 235Scicode — Epoch AIScore (xhigh)59.722
15thof 162Design Arena · gamedev (models)Elo1342
16thof 132Ale bench — Epoch AIPerformance (xhigh)1688.35
16thof 41Design Arena · python-pptxslides (agents)Elo1201
17thof 60Apex agents — Epoch AIPass@1 score0.586
17thof 39Design Arena · blender3d (agents)Elo1149
19thof 163Artificial Analysis · Coding IndexIndex75.8
19thof 306OTIS Mock AIME 2024-2025mean_score (xhigh)99.167
19thof 25Weirdml v3 — Epoch AIScore (xhigh)6.655
20thof 68Design Arena · mobileapps (agents)Elo1224
23rdof 122Frontiermath tiers 1 3 v2 — Epoch AImean_score (xhigh)74.386
25thof 84Proofbench — Epoch AIAccuracy (max)58
26thof 235Dtbench — Epoch AIAccuracy96.53
27thof 41Design Arena · spreadsheet (agents)Elo1094
29thof 53LMArena · AgentNet Improvement (%)4.04
30thof 78Frontiermath tier 4 v2 — Epoch AImean_score (max)46.341
39thof 82Cursorbench — Epoch AIScore (max)41.6
41stof 260Critpt — Epoch AIAccuracy (xhigh)26
48thof 154Chess puzzles — Epoch AImean_score (max)37
48thof 142Mystery game puzzles — Epoch AImean_score (max)25
49thof 197Lmca — Epoch AIScore53.87

About

Muse Spark 1.3 — a text model from Meta, sold by 5 companies from $1.25 in and $4.25 out per million tokens, placed 2nd of 169 on Design Arena · website (models).

It takes text, images and files and returns text, with a context window of 1,048,576 tokens. It was published in September 2026. Its sellers say it can reason step by step and call a tool. The catalogue files it under reasoning, code and agents. Five companies sell it. The cheapest is $1.25 in and $4.25 out per million tokens at ElectronHub. Beside the standard rate there is a separately routed lane. It has been measured on 39 boards, and stands best at 2nd of 169 on Design Arena · website (models).

Every current figure

Maker
Meta
Register
model
Takes
text + image + file
Returns
text
Context
1,048,576 tokens
Published
September 2026
Licence
not read
Sellers
5
Maker's own price
not read
Price
$1.25 in and $4.25 out per million tokens — ElectronHub
Boards
39
Best place
2nd of 169 — Design Arena · website (models)

Known as 1 name

meta/muse-spark-1.3