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DeepSeek V4.1 Flash 1017 vs Muse Spark Open

At a glance

DeepSeek's October 2026 checkpoint of the V4.1 Flash workhorse, refreshed for stronger agentic coding with shorter, faster answers.

1.0M ctx$0.15/$0.60 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
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper87%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Specs
1.0M
Context
256K
Max output
Oct 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
Input88%$0.15/M tokens
Output86%$0.60/M tokens
Cache read98%$0.003/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 V4.1 Flash 1017Go to model
Chat with Muse Spark OpenGo to model
Frequently Asked Questions: DeepSeek V4.1 Flash 1017 vs Muse Spark Open▼

Which is better, DeepSeek V4.1 Flash 1017 or Muse Spark Open?

▼

Both DeepSeek V4.1 Flash 1017 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 V4.1 Flash 1017 or Muse Spark Open?

▼

DeepSeek V4.1 Flash 1017 has a lower blended cost. DeepSeek V4.1 Flash 1017: $0.15 input / $0.60 output. Muse Spark Open: $1.25 input / $4.25 output.

Which has a larger context window, DeepSeek V4.1 Flash 1017 or Muse Spark Open?

▼

DeepSeek V4.1 Flash 1017 has a larger context window: DeepSeek V4.1 Flash 1017 supports 1M tokens vs Muse Spark Open at 1M tokens.

Do both DeepSeek V4.1 Flash 1017 and Muse Spark Open support vision?

▼

Yes, both DeepSeek V4.1 Flash 1017 and Muse Spark Open support vision/image input.

What are the key differences between DeepSeek V4.1 Flash 1017 and Muse Spark Open?

▼

Key differences: DeepSeek V4.1 Flash 1017 is significantly cheaper. 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 V4.1 Flash 1017 and Muse Spark Open for free on idapt.app to see which performs better for your specific needs.

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