Meta: Muse Spark 1.3
by MetaMeta: Muse Spark 1.3 is a large language model from Meta. It costs $1.25 per million input tokens and $4.25 per million output tokens. Its context window is 1.0M tokens.
- Input / 1M tokens
- $1.25
- Output / 1M tokens
- $4.25
- Cached input / 1M
- $0.150
- Context window
- 1.0M
On repeated prefixes
tokens
This model also charges $0.0025 per search request
That is $2.50 per 1,000 requests, billed on top of the token prices above. On a typical 1,000-in / 500-out exchange the tokens cost $0.0034, so the search fee is 74% on top. Per-token rankings elsewhere ignore this entirely.
Who serves it cheapest
1 hosts serve Muse Spark 1.3. Same weights, same API - the price difference is pure margin and routing.
| Provider | Input / 1M | Output / 1M | Context | Throughput | Uptime 24h |
|---|---|---|---|---|---|
| MetaCheapest | $1.25 | $4.25 | 1.0M | - | 100.0% |
About Muse Spark 1.3
Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It is designed to keep track of information across extended tasks, work through...
Specifications
| Model ID | meta/muse-spark-1.3 |
|---|---|
| Provider | Meta |
| Context window | 1.0M tokens |
| Max output | 944K tokens |
| Input modalities | text, image, video, file, audio |
| Output modalities | text |
| Knowledge cutoff | - |
| Open weights | No |
| Released | September 2, 2026 |
Cheaper alternatives
Models that cost less than Muse Spark 1.3 while keeping at least half its context window and every input modality it supports.
Frequently asked
How much does Meta: Muse Spark 1.3 cost?
$1.25 per million input tokens and $4.25 per million output tokens. Cached input reads cost $0.150 per million tokens.
What is the context window of Meta: Muse Spark 1.3?
1.0M tokens, with up to 944K tokens of output per request.
Does Meta: Muse Spark 1.3 have extra fees beyond per-token pricing?
Yes. Meta: Muse Spark 1.3 charges $0.0025 per search request - $2.50 per 1,000 requests - on top of $1.25 per million input tokens and $4.25 per million output tokens. On a typical 1,000-input / 500-output exchange the search fee alone is 74% on top.