Claude Opus 5 vs DeepSeek-V4-Flash-Vision-Exp
Claude Opus 5 leads the LLM Stats Score 56.2 to 48.5. DeepSeek-V4-Flash-Vision-Exp is 30.3x cheaper per token.
Anthropic · DeepSeek · Updated for 2026
Which is better?
Claude Opus 5 leads the overall LLM Stats Score 56.2 to 48.5, ranking #2 overall.
In the 1 individual benchmarks reported for both models, Claude Opus 5 wins 1; this is a narrower head-to-head signal than the composite indexes.
On price, DeepSeek-V4-Flash-Vision-Exp is roughly 30.3x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
DeepSeek-V4-Flash-Vision-Exp also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Claude Opus 5
- overall performance matters — it scores 56.2 and ranks #2 on LLM Stats
- your work emphasizes reasoning — it leads those capability indexes
- you value its reported benchmark strengths — it wins 1 of 1 exact shared results
Choose DeepSeek-V4-Flash-Vision-Exp
- cost matters — it's about 30.3x cheaper per token
- you process long inputs — it offers a 1,048,576 token context window
- you want the most recent training data — it shipped Aug 2026
At a glance
The differences that matter most.
Individual benchmarks
12 reported for Claude Opus 5 · 7 for DeepSeek-V4-Flash-Vision-Exp
Claude Opus 5 outperforms in 1 benchmarks (AutomationBench), while DeepSeek-V4-Flash-Vision-Exp is better at 0 benchmarks.
Claude Opus 5 significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, Claude Opus 5 ($5.00/1M tokens) is 22.7x more expensive than DeepSeek-V4-Flash-Vision-Exp ($0.22/1M tokens).
For output processing, Claude Opus 5 ($25.00/1M tokens) is 37.9x more expensive than DeepSeek-V4-Flash-Vision-Exp ($0.66/1M tokens).
In conclusion, Claude Opus 5 is more expensive than DeepSeek-V4-Flash-Vision-Exp.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
DeepSeek-V4-Flash-Vision-Exp accepts 1,048,576 input tokens compared to Claude Opus 5's 1,000,000 tokens. DeepSeek-V4-Flash-Vision-Exp can generate longer responses up to 393,216 tokens, while Claude Opus 5 is limited to 128,000 tokens.
Input capabilities
Documented input modalities across available providers
Both Claude Opus 5 and DeepSeek-V4-Flash-Vision-Exp support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Claude Opus 5
DeepSeek-V4-Flash-Vision-Exp
Release Timeline
When each model was launched
Claude Opus 5 was released on 2026-07-24, while DeepSeek-V4-Flash-Vision-Exp was released on 2026-08-21.
DeepSeek-V4-Flash-Vision-Exp is 1 month newer than Claude Opus 5.
Jul 24, 2026
1 months ago
Aug 21, 2026
1 weeks ago
4w newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
Claude Opus 5 is available from Anthropic. DeepSeek-V4-Flash-Vision-Exp is available from DeepSeek.
Claude Opus 5
DeepSeek-V4-Flash-Vision-Exp
Outputs Comparison
Judge for yourself.
Run your own prompts against Claude Opus 5 and DeepSeek-V4-Flash-Vision-Exp side-by-side, then vote on the output you prefer.
FAQ
Common questions about Claude Opus 5 vs DeepSeek-V4-Flash-Vision-Exp.