How much does Muse Spark 1.3 cost per month?

For a chatbot handling 10,000 requests a day with 1,000 input and 500 output tokens each, Muse Spark 1.3 costs about $1,013 per month at Meta's list prices ($1.25 per 1M input tokens, $4.25 per 1M output tokens).

Does Muse Spark 1.3 support prompt caching?

Yes. Cached input costs $0.15 per 1M tokens, compared with $1.25 for regular input.

How long is Muse Spark 1.3's context window?

Muse Spark 1.3 accepts up to 1,048,576 tokens (1.05M) of context and returns up to 131,072 tokens per response.

Muse Spark 1.3 API Pricing

Meta · released Sep 2, 2026 · 1.05M context · API model ID muse-spark-1.3

Muse Spark 1.3 by Meta API pricing: $1.25 per 1M input tokens and $4.25 per 1M output tokens (provider list price via models.dev, Oct 10, 2026).

Prices

Muse Spark 1.3 prices, USD per 1M tokens
Price	USD per 1M tokens
Input	$1.25
Output	$4.25
Cache read	$0.15
Cache write	Not published

Meta's list price for its own API, as compiled by models.dev and checked Oct 10, 2026, 09:00 UTC. Prices on cloud platforms and resellers can differ. Provider documentation

Estimated monthly cost

$1,013

per month

per day: $33.75
per request: $0.00337

Cost = input tokens × input price + output tokens × output price, 30 days a month. Cached input uses the cache read price. Cache write fees are not included.

Compare this workload across models

Monthly cost by workload

Workload	Per month
Chatbot1,000 in / 500 out tokens, 10,000 requests a day	$1,013/mo
RAG8,000 in / 500 out tokens, 5,000 requests a day	$1,819/mo
Coding agent50,000 in / 2,000 out tokens, 1,000 requests a day, 80% cached input	$810.00/mo

Context and capabilities

Context: 1,048,576 tokens
Max output: 131,072 tokens
Input: text, image, video, pdf, audio
Output: text
Knowledge cutoff: Not published
Open weights: No
Tool calling: Yes
Reasoning: Yes
Structured outputs: Yes

Capabilities and limits as listed by models.dev.

Similarly priced models

DeepSeek V4 Pro · $1.32 in / $3.96 out · Compare
Gemini 3.8 Flash · $0.75 in / $3.75 out · Compare
Qwen3.8 Max · $2.00 in / $6.00 out · Compare
Mistral Medium 3.5 · $1.50 in / $7.50 out · Compare

Price history

No price changes since we started tracking on Oct 8, 2026.

Questions

How much does Muse Spark 1.3 cost per month?: For a chatbot handling 10,000 requests a day with 1,000 input and 500 output tokens each, Muse Spark 1.3 costs about $1,013 per month at Meta's list prices ($1.25 per 1M input tokens, $4.25 per 1M output tokens).
Does Muse Spark 1.3 support prompt caching?: Yes. Cached input costs $0.15 per 1M tokens, compared with $1.25 for regular input.
How long is Muse Spark 1.3's context window?: Muse Spark 1.3 accepts up to 1,048,576 tokens (1.05M) of context and returns up to 131,072 tokens per response.