head-to-head · model vs model
DeepSeek V3.1 vs DeepSeek V4 Flash
Live matchup data for DeepSeek V3.1 and DeepSeek V4 Flash: OpenRouter usage, pricing, benchmark scores, and community sentiment, refreshed daily. No verdicts — read the tape.
share of openrouter tokens
as of Jul 7, 2026 · Δ vs ≥7d prior
usage share — openrouter model rankings
Usage crossover
current leader: DeepSeek V4 Flash
source: OpenRouter model rankings · daily · 90d
through Jul 7, 2026
side by side
Spec & pricing
| Spec | DeepSeek V3.1 | DeepSeek V4 Flash |
|---|---|---|
| Vendor | DeepSeek | DeepSeek |
| Homepage | openrouter.ai | openrouter.ai |
| Context window | 163.8K tokens | 1M tokens |
| Input price | $0.21/MTok | $0.09/MTok |
| Output price | $0.79/MTok | $0.18/MTok |
| Cache read | $0.13/MTok | $0.018/MTok |
| Price as of | Jul 8, 2026 · openrouter | Jul 8, 2026 · openrouter |
sources: provider pages · OpenRouter · GitHub · package registries
— = not tracked / not applicable
head to head
Benchmarks
| Benchmark | DeepSeek V3.1 | DeepSeek V4 Flash | Source |
|---|---|---|---|
| aa-agentic-index | — | 31.1 index— · deepseek/deepseek-v4-flash | openrouter.ai |
| aa-coding-index | — | 56.2 index— · deepseek/deepseek-v4-flash | openrouter.ai |
| aa-intelligence-index | — | 40.3 index— · deepseek/deepseek-v4-flash | openrouter.ai |
best tracked score per benchmark · scores are not directly comparable across benchmarks
sources linked per row
community pulse
Reddit sentiment
| Signal | DeepSeek V3.1 | DeepSeek V4 Flash |
|---|---|---|
sentiment feed pending — Reddit pulse lands with the daily crawl | ||
source: Reddit mentions, LLM-classified sentiment · trailing 30d
awaiting first crawl
faq
Frequently asked
- Is DeepSeek V3.1 more used than DeepSeek V4 Flash?
- As of Jul 7, 2026, DeepSeek V3.1 shows 0.3% of OpenRouter token volume and DeepSeek V4 Flash shows 10.3% of OpenRouter token volume. The chart above tracks the full daily series with every lead change marked.
- How does DeepSeek V3.1 pricing compare to DeepSeek V4 Flash?
- DeepSeek V3.1 runs $0.21 per million input tokens and $0.79 per million output tokens (as of Jul 8, 2026). DeepSeek V4 Flash runs $0.09 per million input tokens and $0.18 per million output tokens (as of Jul 8, 2026). Full plan and per-token detail is in the spec table above, each with its source and capture date.
- How do DeepSeek V3.1 and DeepSeek V4 Flash score on coding benchmarks?
- The tape holds 0 tracked results for DeepSeek V3.1 and 3 for DeepSeek V4 Flash, but none on a shared benchmark yet — scores are listed side by side without a common baseline.
- Where does this comparison data come from?
- OpenRouter public rankings (usage), provider pricing pages (plans and per-token prices), GitHub and package registries (adoption), public benchmark leaderboards, and Reddit (sentiment). Every stored datum keeps its source URL, and the tape refreshes daily. The Token Tape publishes the data without declaring a winner.
alerts
Get the weekly tape — usage moves, price changes, and new benchmark results for tracked matchups.