head-to-head · model vs model
Kimi K2.5 vs Step 3.7 Flash
Live matchup data for Kimi K2.5 and Step 3.7 Flash: OpenRouter usage, pricing, benchmark scores, and community sentiment, refreshed daily. No verdicts — read the tape.
usage share — openrouter model rankings
Usage crossover
current leader: Step 3.7 Flash
source: OpenRouter model rankings · daily · 90d · ○ 1 lead change
through Jul 7, 2026
side by side
Spec & pricing
| Spec | Kimi K2.5 | Step 3.7 Flash |
|---|---|---|
| Vendor | Moonshot AI | StepFun |
| Homepage | openrouter.ai | openrouter.ai |
| Context window | 262.1K tokens | 256K tokens |
| Input price | $0.38/MTok | $0.2/MTok |
| Output price | $2.02/MTok | $1.15/MTok |
| Cache read | $0.2/MTok | $0.04/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 | Kimi K2.5 | Step 3.7 Flash | Source |
|---|---|---|---|
| aa-agentic-index | — | 21.5 index— · stepfun/step-3.7-flash | openrouter.ai |
| aa-coding-index | — | 37.3 index— · stepfun/step-3.7-flash | openrouter.ai |
| aa-intelligence-index | — | 29.7 index— · stepfun/step-3.7-flash | openrouter.ai |
| swe-bench-multilingual | 67.3%Feb 13 · mini v2.0.0a0 kimi k2 5 | — | github.com |
best tracked score per benchmark · scores are not directly comparable across benchmarks
sources linked per row
community pulse
Reddit sentiment
| Signal | Kimi K2.5 | Step 3.7 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 Kimi K2.5 more used than Step 3.7 Flash?
- As of Jul 7, 2026, Kimi K2.5 shows 0.3% of OpenRouter token volume and Step 3.7 Flash shows 2.5% of OpenRouter token volume. The chart above tracks the full daily series with every lead change marked.
- How does Kimi K2.5 pricing compare to Step 3.7 Flash?
- Kimi K2.5 runs $0.38 per million input tokens and $2.02 per million output tokens (as of Jul 8, 2026). Step 3.7 Flash runs $0.2 per million input tokens and $1.15 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 Kimi K2.5 and Step 3.7 Flash score on coding benchmarks?
- The tape holds 1 tracked result for Kimi K2.5 and 3 for Step 3.7 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.