Meta

Muse Spark 1.3 Contributor

CTX1.05M

Reasoning · Vision · Tools

Input$0.10/M

Output$0.20/M

Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It improves long-horizon agent collaboration, instruction following, and coding efficiency relative to Muse Spark 1.2.

PaidProprietary994/1040

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Muse Spark 1.3 Contributor

muse-spark-1.3-contributor

Type: Text
Quality: Not rated yet
Context window: 1,048,576 tokens
Max output: 131,072 tokens
Input price: $0.10 / 1M tokens
Output price: $0.20 / 1M tokens
Cache read: $0.002 / 1M tokens
Cache write: —
Released: Sep 2, 2026
Knowledge cutoff: —
Takes in: Text, Image, Audio, Video, PDF
Puts out: Text
Reasoning: Yes
Tool calling: Yes
Structured output: Yes
File attachments: Yes
Access: Paid
License: Proprietary
Rarity: Common
Set number: 994/1040

Open Meta docs Where to run it 11 Evolution 3/3 Meet its creature Battle Ministral 3 14B

Weights aren’t public. Use is governed by Meta’s terms. Specs from models.dev, last changed Oct 18, 2026. Official source: dev.meta.ai.

How good is it?

Public leaderboard scores for Muse Spark 1.3 Contributor, refreshed daily from Epoch AI and LMArena.

No public leaderboard lists Muse Spark 1.3 Contributor yet. Epoch AI and LMArena cover most chat, image, and video models from the big labs; embeddings, speech, and small open models mostly go unrated.

Where to run it

11 providers sell Muse Spark 1.3 Contributor through an API. Prices are per million tokens, cheapest first.

CheapestBothub$0.10 in · $0.20 out
From the labMeta$0.10 in · $0.20 out

API providers

Provider	Input	Output	Context
BothubCheapest paid`muse-spark-1.3-contributor`	$0.10	$0.20	1.05M
CommandCode`meta/muse-spark-1.3-contributor`	$0.10	$0.20	1.05M
DevPass (LLM Gateway)`muse-spark-1.3-contributor`	$0.10	$0.20	1.05M
Kilo Gateway`meta/muse-spark-1.3-contributor`	$0.10	$0.20	1.05M
LLM Gateway`meta-contributor/muse-spark-1.3-contributor`	$0.10	$0.20	1.05M
MetaOfficial`muse-spark-1.3-contributor`	$0.10	$0.20	1.05M
NanoGPT`meta/muse-spark-1.3-contributor`	$0.10	$0.20	1.05M
OpenCode Go`muse-spark-1.3-contributor`	$0.10	$0.20	1.05M
OpenRouter`meta/muse-spark-1.3-contributor`	$0.10	$0.20	1.05M
Vercel AI Gateway`meta/muse-spark-1.3-contributor`	$0.10	$0.20	1.05M

Show 1 more providers

Provider	Input	Output	Context
ClinePass`cline-pass/muse-spark-1.3-contributor`	—	—	1.05M

From models.dev and Hugging Face, checked daily. Resellers’ listings can lag behind their price pages, so confirm with the provider before you commit.

Face off

Current text models from other labs at a similar output price.

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