Meta: Muse Spark 1.1
Muse Spark 1.1 is a multimodal reasoning model from Meta, built for agentic tasks. It accepts text, images, video, and PDF documents and returns text, with a 1M-token context window....
Anyone in the Project can @-mention Meta: Muse Spark 1.1 with the team's shared context - pooled credits, one chat, one memory.
Starter is free forever - 1 Project, 100 credits/month, 1 MCP. No card.
Verdict
Best for
- Long-context document analysis with images
- Video content summarization and extraction
- Cost-sensitive multimodal prototyping
- File-heavy workflows under budget constraints
Strengths
The million-token context window handles large documents, codebases, or video transcripts without chunking. Multimodal support spans text, images, video, and files in a single API call. Pricing sits below many competitors for long-context tasks — $1.25 input is half what some peers charge. Meta's infrastructure suggests reliable uptime and throughput for production workloads.
Trade-offs
No public benchmarks means you're flying blind on reasoning quality, code generation accuracy, or vision task performance relative to Claude, GPT-4o, or Gemini. Early-version models often lag on instruction-following nuance. The output price ($4.25/Mtok) climbs quickly for verbose responses. Without MMLU, HumanEval, or vision benchmark scores, you'll need to run your own evals before committing to production.
Specifications
- Provider
- meta
- Category
- llm
- Context length
- 1,048,576 tokens
- Max output
- 943,718 tokens
- Modalities
- text, image, video, file
- License
- proprietary
- Released
- 2026-07-16
Pricing
- Input
- $1.25/Mtok
- Output
- $4.25/Mtok
- Model ID
meta/muse-spark-1.1
Per-token prices show what the model costs upstream. On Switchy your team draws from one shared org credit pool - one plan, one balance for everyone.
Team cost calculator
5 seats · 80 msgs/day
Switchy meters this against your org's shared credit pool - one plan, one balance for everyone.
Providers
| Provider | Context | Input | Output | P50 latency | Throughput | 30d uptime |
|---|---|---|---|---|---|---|
| meta | 1049k | $1.25/Mtok | $4.25/Mtok | — | — | — |
Performance
Benchmarks
Works well with
Top MCPs
Compatibility data comes from first-party telemetry; once we have enough co-usage signal, top MCPs for this model will appear here.
How Switchy teams use it
Starter prompts
Analyze Multi-Page Contract
Review this contract PDF. List all payment terms, termination clauses, and liability caps. Flag any unusual provisions that deviate from standard commercial agreements.
Summarize Video Transcript
This is a 90-minute earnings call transcript. Summarize the CEO's comments on revenue guidance, product roadmap, and competitive positioning in three bullet points each.
Extract Data from Invoices
Extract vendor name, invoice number, line items with quantities and prices, subtotal, tax, and total from this invoice image. Return as JSON.
Compare Technical Diagrams
Compare these two system architecture diagrams. List components added, removed, or modified between version 1 and version 2. Note any changes to data flow or dependencies.
Synthesize Research Papers
I've uploaded five papers on transformer attention mechanisms. Synthesize the key innovations each paper introduces, then identify common themes and unresolved questions across all five.
Example outputs
Illustrative - representative of the model's voice and quality, not literal recordings.
Review this 45-page product requirements doc and extract the 8 most critical technical dependencies that could block our Q2 launch. Flag any conflicting assumptions between sections.
The model would produce a structured analysis identifying dependencies like the payment gateway integration (mentioned on p.12 but contradicted by the timeline on p.31), the third-party analytics SDK (flagged as 'approved' on p.8 but still pending legal review per p.40), and the database migration (estimated at 2 weeks on p.15, but the infrastructure team's capacity notes on p.38 suggest 4-6 weeks). Each dependency would include page references, risk level, and specific quote extraction showing the conflict.
With a 1M+ token context window, Muse Spark can ingest entire product specs, legal documents, or codebases in one pass. This example shows its strength in cross-referencing contradictions across long documents. The $4.25/Mtok output pricing means thorough analysis of large files costs more than models optimized for concise responses.
Generate a 30-second product demo video script with voiceover and b-roll suggestions for our new inventory management feature. Target audience: warehouse managers, tone: practical and reassuring.
The model would deliver a shot-by-shot breakdown: opening on a cluttered warehouse (3 sec), cut to the app interface scanning a barcode (5 sec), voiceover explaining real-time stock updates, then a split-screen showing the manager's phone and the updated dashboard (8 sec). Each scene would include specific camera angles, suggested transitions, and voiceover text like 'No more spreadsheet guesswork—your entire inventory, updated as it moves.' The b-roll list would specify warehouse footage types needed.
Multimodal input/output lets Muse Spark handle video planning tasks that typically require separate tools. The model can reason across text, image references, and video concepts in one workflow. At $1.25/Mtok input, uploading reference videos or brand guidelines for context is economical compared to vision-specialized models.
I'm debugging a React app where useEffect runs twice on mount in development but not production. Walk me through why this happens and whether I should change my cleanup logic.
The model would explain that React 18's Strict Mode intentionally mounts components twice in development to surface side-effect bugs, then demonstrate with a code comparison: the current useEffect with a fetch call that triggers twice, versus a refactored version using an abort controller in the cleanup function. It would clarify that this double-mount behavior disappears in production builds, then assess whether the current cleanup logic is sufficient or needs the abort pattern based on the specific side effect shown.
Muse Spark handles technical explanation tasks that blend conceptual teaching with concrete code review. The large context window means you can paste entire component files for analysis. However, without public benchmark data, it's unclear how its code reasoning compares to specialized models like Claude or GPT-4 on complex debugging scenarios.
Use-case deep-dives
When Muse Spark handles mixed-media docs at $1.25/Mtok input
A 12-person SaaS company needs to turn customer support tickets—screenshots, screen recordings, PDF manuals, and chat logs—into structured Notion pages. Muse Spark 1.1 wins here because it natively handles text, image, video, and file inputs in a single call, eliminating the pre-processing pipeline you'd need with text-only models. At $1.25/Mtok input, you're paying roughly 40% less than GPT-4o for ingestion, and the 1M token context window means you can drop an entire support thread (including a 10-minute Loom video) without chunking. The output cost of $4.25/Mtok is steep if you're generating long summaries, so keep responses under 2,000 tokens—structured JSON or bullet summaries, not essays. If your team processes fewer than 100 tickets/day, the multimodal convenience justifies the price; above that volume, test whether splitting video extraction to a cheaper model saves enough to offset the workflow complexity.
Why the 1M token window matters for full-meeting transcripts with slides
A 4-person consulting team records 90-minute client calls (transcript + slide deck PDFs) and wants action items, decision summaries, and follow-up email drafts in one pass. Muse Spark's 1M token context fits a 60-page transcript, 40-slide deck, and prior meeting notes without truncation—most models cap out at 128k or 200k, forcing you to summarize first and lose nuance. The file modality means you upload the PDF directly instead of converting to markdown and burning tokens on formatting artifacts. At $1.25 input, a 200k-token meeting costs $0.25 to ingest; the real cost is output at $4.25/Mtok, so budget $0.85 for a 200-token summary or $4.25 for a 1,000-token report. If your meetings run under 2 hours and you need fewer than 500 words of output, this is the cheapest true-multimodal option that doesn't require stitching multiple API calls. Beyond 2-hour calls, you're better off chunking with a cheaper model.
When image-to-code generation justifies the $4.25/Mtok output rate
A 3-person agency builds landing pages from Figma screenshots and client brand PDFs. Muse Spark takes the image, the brand guide, and a text prompt, then outputs HTML/CSS in one call—no separate vision model + code model handoff. The workflow saves 15 minutes per page compared to describing the screenshot to a text-only model, and the multimodal input means the model sees layout proportions and color values directly instead of interpreting your description. Output cost is the trade-off: a 1,500-token HTML block costs $6.38 at $4.25/Mtok, versus $1.50 on GPT-4o mini. If you're building 5-10 pages/week and the time savings are worth $5/page, Muse Spark pays for itself; if you're shipping 50+ pages/week, the output cost compounds to $300+/week and you should test whether a two-step pipeline (vision model → cheap code model) cuts the bill in half without breaking quality.
Frequently asked
Is Meta Muse Spark 1.1 good for general text tasks?
Yes, but with caveats. The 1M token context window handles large documents well, and multimodal support (text, image, video, file) makes it versatile for mixed-content workflows. However, no public benchmarks exist yet, so performance on coding, reasoning, or creative writing remains unverified. If you need proven capability, wait for independent evals or test it yourself on representative tasks before committing.
Is Muse Spark 1.1 cheaper than GPT-4o or Claude Sonnet?
Input pricing at $1.25/Mtok undercuts GPT-4o ($2.50) and Claude Sonnet 3.5 ($3.00) by half or more. Output at $4.25/Mtok sits between GPT-4o Mini ($10) and Sonnet ($15), making it cost-effective for read-heavy tasks like document analysis. For output-heavy use cases like content generation, you'll pay less than premium models but more than budget options like Gemini Flash.
Can Muse Spark 1.1 handle 1M token contexts reliably?
The 1,048,576 token window matches Claude's extended context, but real-world performance depends on attention mechanisms Meta hasn't detailed publicly. Without benchmarks like RULER or 'needle in haystack' tests, assume degraded recall past 500K tokens until proven otherwise. For mission-critical long-context work, validate retrieval accuracy on your data before deploying at scale.
How does Muse Spark 1.1 compare to Llama 3.3 70B?
Both are Meta models, but Muse Spark adds native image, video, and file processing that Llama 3.3 lacks. Pricing is higher ($1.25 vs $0.40 input), so Llama 3.3 wins for text-only tasks where cost matters. Choose Muse Spark when you need multimodal understanding in a single call rather than stitching together separate vision and language models.
Should I use Muse Spark 1.1 for production chatbots?
Not yet. Zero public benchmarks means you're flying blind on accuracy, refusal rates, and latency. The multimodal support is promising for customer service with image uploads, but test thoroughly on your domain first. If uptime and predictable behavior matter, stick with GPT-4o or Claude until Muse Spark accumulates real-world validation and Meta publishes performance data.
Compare with
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- Microsoft: Phi 4microsoft
- MiniMax: MiniMax-01minimax
- MiniMax: MiniMax M1minimax
- MiniMax: MiniMax M2minimax
- MiniMax: MiniMax M2.1minimax
- MiniMax: MiniMax M2.5minimax