DeepSeek V4 Flash Vision Exp vs Sonar Pro
At a Glance
| Compare |  DeepSeek V4 Flash Vision ExpDeepSeek |  Sonar ProPerplexity |
|---|---|---|
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $0.22DeepSeek ↗ · Sep 2, 2026 | $3.00Openrouter ↗ · Sep 22, 2026 |
| Output priceFrom · USD / 1M tokens | $0.66DeepSeek ↗ · Sep 2, 2026 | $15.00Openrouter ↗ · Sep 22, 2026 |
| Context windowMaximum documented tokens | 1,049K | 200K |
| Model facts checked | Sep 2, 2026View model evidence → | Aug 29, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
Side-by-Side Facts
| Field | DeepSeek-V4-Flash-Vision-Exp | Sonar Pro |
|---|---|---|
| Developer | DeepSeek | Perplexity |
| Family | Deepseek V4 Flash Vision Exp | Sonar |
| Model | DeepSeek-V4-Flash-Vision-Exp | Sonar Pro |
| Version | DeepSeek-V4-Flash-Vision-Exp | Sonar Pro |
| Lifecycle | retired | active |
| Released | 2026-08-21 | Unknown |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
| Context window | 1,049K | 200K |
| Total parameters | 304.6B | Unknown |
| Active parameters | Unknown | Unknown |
| License | mit | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | DeepSeek (Standard), Deepinfra (Standard), Fireworks Ai (Standard) | Openrouter (Standard), Perplexity (Standard) |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | chat, citations, search |
DeepSeek V4 Flash Vision Exp Capabilities
Sonar Pro Capabilities
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Primary Evidence
Sources and Freshness
Questions
DeepSeek V4 Flash Vision Exp vs Sonar Pro FAQs
Is DeepSeek V4 Flash Vision Exp or Sonar Pro better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both DeepSeek V4 Flash Vision Exp and Sonar Pro, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, DeepSeek V4 Flash Vision Exp or Sonar Pro?+
DeepSeek V4 Flash Vision Exp is $0.22 and Sonar Pro is $3.00 per million tokens, so DeepSeek V4 Flash Vision Exp is cheaper on this metric. DeepSeek V4 Flash Vision Exp is $0.66 and Sonar Pro is $15.00 per million tokens, so DeepSeek V4 Flash Vision Exp is cheaper on this metric.
Which has a larger context window, DeepSeek V4 Flash Vision Exp or Sonar Pro?+
DeepSeek V4 Flash Vision Exp has the larger sourced context window. DeepSeek V4 Flash Vision Exp supports 1,049K and Sonar Pro supports 200K.
Which performs better in benchmarks, DeepSeek V4 Flash Vision Exp or Sonar Pro?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can DeepSeek V4 Flash Vision Exp or Sonar Pro be self-hosted?+
DeepSeek V4 Flash Vision Exp is the only model in this pair currently marked as self-hostable. DeepSeek V4 Flash Vision Exp is open weight; Sonar Pro is not marked open weight.
Can DeepSeek V4 Flash Vision Exp and Sonar Pro understand images?+
DeepSeek V4 Flash Vision Exp is documented with image input; Sonar Pro is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, DeepSeek V4 Flash Vision Exp or Sonar Pro?+
Neither has a larger sourced maximum output. DeepSeek V4 Flash Vision Exp is 393K and Sonar Pro is —.
Do DeepSeek V4 Flash Vision Exp and Sonar Pro support reasoning and tool use?+
DeepSeek V4 Flash Vision Exp: reasoning, tool calling, and image input. Sonar Pro: none of these features are definitively sourced. Feature support does not establish relative quality.
Which is available from more inference providers, DeepSeek V4 Flash Vision Exp or Sonar Pro?+
DeepSeek V4 Flash Vision Exp has 3 sourced provider routes; Sonar Pro has 2, so DeepSeek V4 Flash Vision Exp has broader tracked availability.
Which offers better value, DeepSeek V4 Flash Vision Exp or Sonar Pro?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.