Skip to main content
idapt
HomeAI ModelsExploreResourcesPricing
Sign inUse for Free
  • Home
  • Pricing
  • AI Models
  • Skills
  • Image models
  • Voice models
  • Video models
  • Rankings
  • Multi-Model Chat
  • Agents
  • Computers
  • Drive
  • Automations
  • AI Gateway
  • All features →
  • Blog
  • About
  • Comparisons
  • Benchmarks
  • Model Match
  • Demos
  • Help center
  • FAQ
  • Privacy
  • Support
  • Developers
  • Quickstarts
  • API reference
  • API pricing
  • CLI
  • MCP
  • Migrate
  • Downloads
  • Desktop
© idapt[email protected]TermsPrivacy PolicyLegal noticeReport content
X (Twitter)Discord

DeepSeek V4 Flash (0731) vs Muse Spark Open

At a glance

The GA release of DeepSeek's efficiency-optimized V4 Flash, re-post-trained for coding, reasoning, and agent workflows.

1.0M ctx$0.02/$1.28 per M

Meta's strongest open-weight model, trained specifically for agentic coding workflows.

1.0M ctx$1.25/$4.25 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch AI·OpenRouter· as of 2026-10-02
Cheaper83%
Reasoning & Knowledge
Graduate Science91.0%Factual Recall33.6%
Math
Competition Math94.4%
Agentic
Novel Reasoning61.4%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Reasoning & Knowledge
Graduate Science—Factual Recall—
Math
Competition Math—
Agentic
Novel Reasoning—
Specs
1.0M
Context
256K
Max output
Jul 2026
Released
1.0M
Context
256K
Max output
Oct 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input98%$0.02/M tokens
Output70%$1.28/M tokens
Cache read87%$0.02/M tokens
Live pricing, shown before you run
Input$1.25/M tokens
Output$4.25/M tokens
Cache read$0.15/M tokens
Chat with DeepSeek V4 Flash (0731)Go to model
Chat with Muse Spark OpenGo to model
Frequently Asked Questions: DeepSeek V4 Flash (0731) vs Muse Spark Open▼

Which is better, DeepSeek V4 Flash (0731) or Muse Spark Open?

▼

Both DeepSeek V4 Flash (0731) and Muse Spark Open are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, DeepSeek V4 Flash (0731) or Muse Spark Open?

▼

DeepSeek V4 Flash (0731) has a lower blended cost. DeepSeek V4 Flash (0731): $0.02 input / $1.28 output. Muse Spark Open: $1.25 input / $4.25 output.

Which has a larger context window, DeepSeek V4 Flash (0731) or Muse Spark Open?

▼

DeepSeek V4 Flash (0731) has a larger context window: DeepSeek V4 Flash (0731) supports 1M tokens vs Muse Spark Open at 1M tokens.

Do both DeepSeek V4 Flash (0731) and Muse Spark Open support vision?

▼

Muse Spark Open supports vision/image input, but DeepSeek V4 Flash (0731) does not.

What are the key differences between DeepSeek V4 Flash (0731) and Muse Spark Open?

▼

Key differences: DeepSeek V4 Flash (0731) is significantly cheaper; only Muse Spark Open supports vision input. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both DeepSeek V4 Flash (0731) and Muse Spark Open for free on idapt.app to see which performs better for your specific needs.

Open in App