Models/Meta/Muse Spark 1.3 Contributor

Muse Spark 1.3 Contributor

Name: Muse Spark 1.3 Contributor API access
Brand: Meta

Meta · Proprietary · Released Sep 2, 2026 · meta/muse-spark-1.3-contributor

Best $0.10 in / $0.20 out via Meta

Compare Estimate cost

1.05M contextVisionToolsReasoningStructured outputPrompt caching

Available from 1 providerUSD / MTOK · PRICES 22 MINUTES AGO · SPEED 13 DAYS AGO

EST. MONTHLY COSTclick a row for detail · click headers to sort

PROVIDER	INPUT	OUTPUT	CACHE	CONTEXT	QUANT	TTFT	TPS	UPTIME
Meta1ST PARTY	$0.10	$0.20	$0.002	1.05M	—	✕	✕	100.0%

TTFT/TPS: median (P50) over trailing 504h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · ✕ = probed, endpoint returned no measurable stream · methodology v1.1 · measured 13 days ago

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Pricing variants · USD / MTok in / out

STANDARD

$0.10 / $0.20

per MTok in / out

CACHE READ $0.002WEB SEARCH $0.003 / search

Recent changesRSS ↗

Sep 3, 2026model added

About

Muse Spark 1.3 Contributor is the cost-efficient contributor tier of Meta’s multimodal reasoning model for experimentation, learning, and early-stage agentic, multi-agent, and coding workflows. It is designed to track information...

Specifications

Context window1,048,576

Max output943,718

Modalities intext, image, video, file

Modalities outtext

LicenseProprietary

ReleasedSep 2, 2026

TokenizerOther

Muse Spark Open$1.25 / $4.25 Muse Wonder$4.00 / $20.00 Muse Spark 1.3$1.25 / $4.25 Muse Spark 1.2 Contributor$0.10 / $0.20

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Muse Spark 1.3 Contributor price and speed badge

[![Muse Spark 1.3 Contributor](https://modelindex.ai/badge/meta/muse-spark-1.3-contributor)](https://modelindex.ai/models/meta/muse-spark-1.3-contributor)

Sources

OpenRouter API22 minutes ago

AGGREGATOR

LiteLLM dataset22 minutes ago

AGGREGATOR

ModelIndex benchmarks13 days ago

MEASURED

Verified 22 minutes ago · list prices, not negotiated rates.