Muse Spark 1.2 Contributor — pricing, context window and what it's actually good for

Muse Spark 1.2 Contributor from Meta. The contributor tier is priced far below standard — $0.10/$0.20 against $1.25/$4.25. Meta's developer API now lists the Muse Spark family; no Llama models appear on it as of this capture. 1,048,576-token context window. Max output tokens are not published. Web search grounding is charged separately at $2.50 per 1,000 queries.

Context window: 1,048,576 tokens
Released: 5 Aug 2026
API identifier: muse-spark-1.2-contributor

Pricing · per 1M tokens

Input$0.10

Output$0.20

Checked against Meta API pricing on 7 Aug 2026, 11:51 UTC

Best for

Reasoning & Research Data Extraction & RAG

Sources: Meta API pricing · Meta model docs

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